DR. WILLIAM P SHANNON M.D.
Prescription History 1043282221
Physical Medicine & Rehabilitation in Fitchburg, WI

NPI Status: Active since February 02, 2006

Contact Information

3026 YARMOUTH GREENWAY DR
FITCHBURG, WI
ZIP 53711
Phone: (608) 286-5414

Recently Updated NPI Information
Some details in this NPI profile have been updated in the NPI registry within the last 30 days.

Prescription History for Informed Healthcare Decisions

When choosing a healthcare provider, especially one who prescribes medications, having access to their prescribing history can be invaluable. This page offers detailed insights into the prescriptions DR. WILLIAM P SHANNON M.D. has written for Medicare beneficiaries in the past, empowering both current and prospective patients to make informed decisions about their healthcare.

Why This Information Matters

This Medicare Part D dataset provides transparency into the provider’s prescribing patterns, helping you understand the scope and nature of their pharmaceutical care. Here’s what you can learn:

Prescribing Trends: See which medications—both generic and brand-name—this provider has most frequently prescribed.
Specialization Insights: The types of drugs prescribed can give insight into the provider’s areas of focus or specialization, whether it’s managing chronic conditions, addressing acute illnesses, or providing preventive care.
Cost Awareness: Learn about the total drug costs associated with these prescriptions, which may help you anticipate your own costs and coverage needs.
Patient-Centered Decision Making: Understanding a provider’s prescribing practices helps you align their expertise with your health goals, ensuring the care you receive is consistent with your expectations.

Acetaminophen-Codeine

Generic Name: Acetaminophen With Codeine
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 12
Number of 30-Day Refills Prescribed: 12
What is this prescription used for?: See also Warning section. This combination medication is used to help relieve mild to moderate pain. It contains an opioid pain reliever (codeine) and a non-opioid pain reliever (acetaminophen). Codeine works in the brain to change how your body feels and responds to pain. Acetaminophen can also reduce a fever.

Aimovig Autoinjector

Generic Name: Erenumab-Aooe
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 13
Number of 30-Day Refills Prescribed: 13
What is this prescription used for?: This medication is used to help prevent migraine. This medication may work by changing the amounts of certain natural substances in the brain. Erenumab belongs to a class of drugs known as monoclonal antibodies. Preventing frequent migraine attacks can help improve your ability to concentrate and do your usual tasks.

Amitriptyline Hcl

Generic Name: Amitriptyline Hcl
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 11
Number of 30-Day Refills Prescribed: 11
What is this prescription used for?: This medication is used to treat mental/mood problems such as depression. It may help improve mood and feelings of well-being, relieve anxiety and tension, help you sleep better, and increase your energy level. This medication belongs to a class of medications called tricyclic antidepressants. It works by affecting the balance of certain natural chemicals (neurotransmitters such as serotonin) in the brain.

Baclofen

Generic Name: Baclofen
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 44
Number of 30-Day Refills Prescribed: 54
What is this prescription?: A GAMMA-AMINOBUTYRIC ACID derivative that is a specific agonist of GABA-B RECEPTORS. It is used in the treatment of MUSCLE SPASTICITY, especially that due to SPINAL CORD INJURIES. Its therapeutic effects result from actions at spinal and supraspinal sites, generally the reduction of excitatory transmission.
What is this prescription used for?: Baclofen is used to treat muscle spasms caused by certain conditions (such as multiple sclerosis, spinal cord injury/disease). It works by helping to relax the muscles.

Clonazepam

Generic Name: Clonazepam
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 20
Number of 30-Day Refills Prescribed: 20
What is this prescription?: An anticonvulsant used for several types of seizures, including myotonic or atonic seizures, photosensitive epilepsy, and absence seizures, although tolerance may develop. It is seldom effective in generalized tonic-clonic or partial seizures. The mechanism of action appears to involve the enhancement of GAMMA-AMINOBUTYRIC ACID receptor responses.
What is this prescription used for?: Clonazepam is used to prevent and control seizures. This medication is known as an anticonvulsant or antiepileptic drug. It is also used to treat panic attacks. Clonazepam works by calming your brain and nerves. It belongs to a class of drugs called benzodiazepines.

Cyclobenzaprine Hcl

Generic Name: Cyclobenzaprine Hcl
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 59
Number of 30-Day Refills Prescribed: 59
What is this prescription used for?: Cyclobenzaprine is used short-term to treat muscle spasms. It is usually used along with rest and physical therapy. It works by helping to relax the muscles. This medication is not recommended for use in older adults because they may be at greater risk for side effects while using this drug. Ask the doctor or pharmacist for details.

Diazepam

Generic Name: Diazepam
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 34
Number of 30-Day Refills Prescribed: 34
What is this prescription?: A benzodiazepine with anticonvulsant, anxiolytic, sedative, muscle relaxant, and amnesic properties and a long duration of action. Its actions are mediated by enhancement of GAMMA-AMINOBUTYRIC ACID activity.
What is this prescription used for?: This medication is used to treat episodes of increased seizures (such as cluster or breakthrough seizures) in people who are already taking medications to control their seizures. This product is only recommended for short-term treatment of seizure attacks. It is not for ongoing daily use to prevent seizures. Uncontrolled seizures can turn into serious (possibly fatal) seizures that do not stop (status epilepticus). This medication is not recommended for children younger than 6 months of age because of the risk of serious side effects. Diazepam works by calming the brain and nerves. It belongs to a class of drugs known as benzodiazepines.

Diclofenac Sodium

Generic Name: Diclofenac Sodium
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 15
Number of 30-Day Refills Prescribed: 15
What is this prescription?: A non-steroidal anti-inflammatory agent (NSAID) with antipyretic and analgesic actions. It is primarily available as the sodium salt.
What is this prescription used for?: See also Warning section. This medication is used to relieve joint pain from arthritis. Diclofenac belongs to a class of drugs known as nonsteroidal anti-inflammatory drugs (NSAIDs). If you are treating a chronic condition such as arthritis, ask your doctor about non-drug treatments and/or using other medications to treat your pain.

Duloxetine Hcl

Generic Name: Duloxetine Hcl
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 54
Number of 30-Day Refills Prescribed: 80.2
What is this prescription?: A thiophene derivative and selective NEUROTRANSMITTER UPTAKE INHIBITOR for SEROTONIN and NORADRENALINE (SNRI). It is an ANTIDEPRESSIVE AGENT and ANXIOLYTIC, and is also used for the treatment of pain in patients with DIABETES MELLITUS and FIBROMYALGIA.
What is this prescription used for?: Duloxetine is used to treat depression and anxiety. In addition, duloxetine is used to help relieve nerve pain (peripheral neuropathy) in people with diabetes or ongoing pain due to medical conditions such as arthritis, chronic back pain, or fibromyalgia (a condition that causes widespread pain). Duloxetine may improve your mood, sleep, appetite, and energy level, and decrease nervousness. It can also decrease pain due to certain medical conditions. Duloxetine is known as a serotonin-norepinephrine reuptake inhibitor (SNRI). This medication works by helping to restore the balance of certain natural substances (serotonin and norepinephrine) in the brain.

Fentanyl

Generic Name: Fentanyl
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 31
Number of 30-Day Refills Prescribed: 31
What is this prescription?: A potent narcotic analgesic, abuse of which leads to habituation or addiction. It is primarily a mu-opioid agonist. Fentanyl is also used as an adjunct to general anesthetics, and as an anesthetic for induction and maintenance. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1078)
What is this prescription used for?: This medication is used to help relieve severe ongoing pain (such as due to cancer). Fentanyl belongs to a class of drugs known as opioid analgesics. It works in the brain to change how your body feels and responds to pain. Do not use the patch form of fentanyl to relieve pain that is mild or that will go away in a few days. This medication is not for occasional (as needed) use.

Gabapentin

Generic Name: Gabapentin
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 133
Number of 30-Day Refills Prescribed: 146.5
What is this prescription?: A cyclohexane-gamma-aminobutyric acid derivative that is used for the treatment of PARTIAL SEIZURES; NEURALGIA; and RESTLESS LEGS SYNDROME.
What is this prescription used for?: Gabapentin is used with other medications to prevent and control seizures. It is also used to relieve nerve pain following shingles (a painful rash due to herpes zoster infection) in adults. Gabapentin is known as an anticonvulsant or antiepileptic drug.

Hydrocodone-Acetaminophen

Generic Name: Hydrocodone/Acetaminophen
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 111
Number of 30-Day Refills Prescribed: 111
What is this prescription used for?: This combination medication is used to relieve moderate to severe pain. It contains an opioid pain reliever (hydrocodone) and a non-opioid pain reliever (acetaminophen). Hydrocodone works in the brain to change how your body feels and responds to pain. Acetaminophen can also reduce a fever.

Hydromorphone Hcl

Generic Name: Hydromorphone Hcl
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 16
Number of 30-Day Refills Prescribed: 16
What is this prescription?: An opioid analgesic made from MORPHINE and used mainly as an analgesic. It has a shorter duration of action than morphine.
What is this prescription used for?: This medication is used to help relieve moderate to severe pain. Hydromorphone belongs to a class of drugs known as opioid analgesics. It works in the brain to change how your body feels and responds to pain.

Ibuprofen

Generic Name: Ibuprofen
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 13
Number of 30-Day Refills Prescribed: 21
What is this prescription?: A non-steroidal anti-inflammatory agent with analgesic, antipyretic, and anti-inflammatory properties
What is this prescription used for?: Ibuprofen is used to help relieve mild to moderate pain. When used with an opioid (such as morphine), it may be used to relieve moderate to severe pain. It is also used to reduce fever. Ibuprofen is known as a nonsteroidal anti-inflammatory drug (NSAID). It works by blocking your body's production of certain natural substances that cause inflammation. This effect helps to decrease swelling, pain, or fever.

Methadone Hcl

Generic Name: Methadone Hcl
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 27
Number of 30-Day Refills Prescribed: 28
What is this prescription?: A synthetic opioid that is used as the hydrochloride. It is an opioid analgesic that is primarily a mu-opioid agonist. It has actions and uses similar to those of MORPHINE. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1082-3)
What is this prescription used for?: This medication is used to treat addiction to opioids (such as heroin) as part of an approved treatment program. Methadone belongs to a class of drugs known as opioid analgesics. It helps prevent withdrawal symptoms caused by stopping other opioids.

Methocarbamol

Generic Name: Methocarbamol
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 13
Number of 30-Day Refills Prescribed: 17
What is this prescription?: A centrally acting muscle relaxant whose mode of action has not been established. It is used as an adjunct in the symptomatic treatment of musculoskeletal conditions associated with painful muscle spasm. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1206)
What is this prescription used for?: Methocarbamol is used to treat muscle spasms/pain. It is usually used along with rest, physical therapy, and other treatment. It works by helping to relax the muscles.

Modafinil

Generic Name: Modafinil
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 13
Number of 30-Day Refills Prescribed: 13
What is this prescription?: A benzhydryl acetamide compound, central nervous system stimulant, and CYP3A4 inducing agent that is used in the treatment of NARCOLEPSY and SLEEP WAKE DISORDERS.
What is this prescription used for?: Modafinil reduces extreme sleepiness due to narcolepsy and other sleep disorders, such as periods of stopped breathing during sleep (obstructive sleep apnea). It is also used to help you stay awake during work hours if you have a work schedule that keeps you from having a normal sleep routine (shift work sleep disorder). This medication does not cure these sleep disorders and may not get rid of all your sleepiness. Modafinil does not take the place of getting enough sleep. It should not be used to treat tiredness or hold off sleep in people who do not have a sleep disorder. It is not known how modafinil works to keep you awake. It is thought to work by affecting certain substances in the brain that control the sleep/wake cycle.

Morphine Sulfate

Generic Name: Morphine Sulfate
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 18
Number of 30-Day Refills Prescribed: 18
What is this prescription?: The principal alkaloid in opium and the prototype opiate analgesic and narcotic. Morphine has widespread effects in the central nervous system and on smooth muscle.
What is this prescription used for?: This medication is used to treat severe pain. Morphine belongs to a class of drugs known as opioid analgesics. It works in the brain to change how your body feels and responds to pain.

Morphine Sulfate Er

Generic Name: Morphine Sulfate
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 173
Number of 30-Day Refills Prescribed: 173.1
What is this prescription?: The principal alkaloid in opium and the prototype opiate analgesic and narcotic. Morphine has widespread effects in the central nervous system and on smooth muscle.
What is this prescription used for?: This medication is used to treat severe pain. Morphine belongs to a class of drugs known as opioid analgesics. It works in the brain to change how your body feels and responds to pain.

Nabumetone

Generic Name: Nabumetone
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 14
Number of 30-Day Refills Prescribed: 16
What is this prescription?: A butanone non-steroidal anti-inflammatory drug and cyclooxygenase-2 (COX2) inhibitor that is used in the management of pain associated with OSTEOARTHRITIS and RHEUMATOID ARTHRITIS.
What is this prescription used for?: Nabumetone is used to reduce pain, swelling, and joint stiffness from arthritis. This medication is known as a nonsteroidal anti-inflammatory drug (NSAID). If you are treating a chronic condition such as arthritis, ask your doctor about non-drug treatments and/or using other medications to treat your pain. See also Warning section.

Naproxen

Generic Name: Naproxen
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 12
Number of 30-Day Refills Prescribed: 12
What is this prescription?: An anti-inflammatory agent with analgesic and antipyretic properties. Both the acid and its sodium salt are used in the treatment of rheumatoid arthritis and other rheumatic or musculoskeletal disorders, dysmenorrhea, and acute gout.
What is this prescription used for?: Naproxen is used to relieve mild to moderate pain from various conditions. It also reduces pain, swelling, and joint stiffness from arthritis. This medication is known as a nonsteroidal anti-inflammatory drug (NSAID). It works by blocking your body's production of certain natural substances that cause inflammation. If you are treating a chronic condition such as arthritis, ask your doctor about non-drug treatments and/or using other medications to treat your pain. See also Warning section. This form of naproxen is absorbed slowly and should not be used for pain that needs quick relief (such as during a gout attack). Ask your doctor or pharmacist about using a different form of this drug or other medications for quick relief of pain.

Nortriptyline Hcl

Generic Name: Nortriptyline Hcl
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 36
Number of 30-Day Refills Prescribed: 38
What is this prescription used for?: This medication is used to treat mental/mood problems such as depression. It may help improve mood and feelings of well-being, relieve anxiety and tension, and increase your energy level. This medication belongs to a class of medications called tricyclic antidepressants. It works by affecting the balance of certain natural chemicals (neurotransmitters) in the brain.

Oxycodone Hcl

Generic Name: Oxycodone Hcl
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 305
Number of 30-Day Refills Prescribed: 305.5
What is this prescription?: A semisynthetic derivative of CODEINE.
What is this prescription used for?: This medication is used to help relieve moderate to severe pain. Oxycodone belongs to a class of drugs known as opioid analgesics. It works in the brain to change how your body feels and responds to pain.

Oxycodone-Acetaminophen

Generic Name: Oxycodone Hcl/Acetaminophen
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 35
Number of 30-Day Refills Prescribed: 35
What is this prescription used for?: This combination medication is used to help relieve moderate to severe pain. It contains an opioid pain reliever (oxycodone) and a non-opioid pain reliever (acetaminophen). Oxycodone works in the brain to change how your body feels and responds to pain. Acetaminophen can also reduce a fever.

Oxycontin

Generic Name: Oxycodone Hcl
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 87
Number of 30-Day Refills Prescribed: 87
What is this prescription?: A semisynthetic derivative of CODEINE.
What is this prescription used for?: This medication is used to help relieve severe ongoing pain (such as due to cancer). Oxycodone belongs to a class of drugs known as opioid analgesics. It works in the brain to change how your body feels and responds to pain. The higher strengths of this drug (more than 40 milligrams per tablet) should be used only if you have been regularly taking moderate to large amounts of an opioid pain medication. These strengths may cause overdose (even death) if taken by a person who has not been regularly taking opioids. Do not use the extended-release form of oxycodone to relieve pain that is mild or that will go away in a few days. This medication is not for occasional (as needed) use.

Pramipexole Dihydrochloride

Generic Name: Pramipexole Di-Hcl
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 12
Number of 30-Day Refills Prescribed: 16
What is this prescription used for?: Pramipexole is used alone or with other medications to treat Parkinson's disease. It can improve your ability to move and can decrease shakiness (tremor), stiffness, slowed movement, and unsteadiness. It may also decrease the number of episodes of not being able to move (on-off syndrome). Pramipexole is a dopamine agonist that works by helping to restore the balance of a certain natural substance (dopamine) in the brain.

Pregabalin

Generic Name: Pregabalin
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 62
Number of 30-Day Refills Prescribed: 62
What is this prescription?: A gamma-aminobutyric acid (GABA) derivative that functions as a CALCIUM CHANNEL BLOCKER and is used as an ANTICONVULSANT as well as an ANTI-ANXIETY AGENT. It is also used as an ANALGESIC in the treatment of NEUROPATHIC PAIN and FIBROMYALGIA.
What is this prescription used for?: This medication is used to treat pain caused by nerve damage due to diabetes, shingles (herpes zoster) infection, or spinal cord injury. This medication is also used to treat pain in people with fibromyalgia. It is also used with other medications to treat certain types of seizures (focal seizures).

Sumatriptan Succinate

Generic Name: Sumatriptan Succinate
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 30
Number of 30-Day Refills Prescribed: 30
What is this prescription?: A serotonin agonist that acts selectively at 5HT1 receptors. It is used in the treatment of MIGRAINE DISORDERS.
What is this prescription used for?: Sumatriptan is used to treat migraines and cluster headaches. It helps to relieve pain and other symptoms of migraines/headaches including sensitivity to light or sound, nausea, and vomiting. Prompt treatment allows you to get back to your normal routine and may decrease your need for other pain medications. It does not prevent future migraines/headaches or reduce how often you may get a headache. Sumatriptan belongs to a group of drugs called triptans. It affects a certain natural chemical (serotonin) that constricts blood vessels in the brain. It may also block other pain pathways in the brain.

Temazepam

Generic Name: Temazepam
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 23
Number of 30-Day Refills Prescribed: 23
What is this prescription?: A benzodiazepine that acts as a GAMMA-AMINOBUTYRIC ACID modulator and anti-anxiety agent.
What is this prescription used for?: This medication is used to treat a certain sleep problem (insomnia). It may help you fall asleep faster, stay asleep longer, and lessen how often you wake up during the night, so you can get a better night's rest. Temazepam belongs to a class of drugs called benzodiazepines. It acts on your brain to produce a calming effect. Use of this medication is usually limited to short treatment periods of 1 to 2 weeks or less. If your insomnia continues for a longer time, talk to your doctor to see if you need other treatment.

Tizanidine Hcl

Generic Name: Tizanidine Hcl
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 80
Number of 30-Day Refills Prescribed: 99.2
What is this prescription used for?: This medication is used to treat muscle spasms caused by certain conditions (such as multiple sclerosis, spinal cord injury). It works by helping to relax the muscles.

Tramadol Hcl

Generic Name: Tramadol Hcl
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 32
Number of 30-Day Refills Prescribed: 32
What is this prescription?: A narcotic analgesic proposed for severe pain. It may be habituating.
What is this prescription used for?: See also Warning section. This medication is used to help relieve moderate to moderately severe pain. Tramadol belongs to a class of drugs known as opioid analgesics. It works in the brain to change how your body feels and responds to pain.

Trazodone Hcl

Generic Name: Trazodone Hcl
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 12
Number of 30-Day Refills Prescribed: 26.2
What is this prescription used for?: This medication is used to treat depression. It may help to improve your mood, appetite, and energy level as well as decrease anxiety and insomnia related to depression. Trazodone works by helping to restore the balance of a certain natural chemical (serotonin) in the brain.

Triazolam

Generic Name: Triazolam
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 11
Number of 30-Day Refills Prescribed: 11
What is this prescription?: A short-acting benzodiazepine used in the treatment of insomnia. Some countries temporarily withdrew triazolam from the market because of concerns about adverse reactions, mostly psychological, associated with higher dose ranges. Its use at lower doses with appropriate care and labeling has been reaffirmed by the FDA and most other countries.
What is this prescription used for?: This medication is used to treat a certain sleep problem (insomnia). It may help you fall asleep faster, stay asleep longer, and lessen how often you wake up during the night, so you can get a better night's rest. Triazolam belongs to a class of drugs called benzodiazepines. It acts on your brain to produce a calming effect. Use of this medication is usually limited to short treatment periods of 1 to 2 weeks or less. If your insomnia continues for a longer time, talk to your doctor to see if you need other treatment.

Zolpidem Tartrate

Generic Name: Zolpidem Tartrate
Specialty: Physical Medicine and Rehabilitation
Times Prescribed: 33
Number of 30-Day Refills Prescribed: 37.6
What is this prescription?: An imidazopyridine derivative and short-acting GABA-A receptor agonist that is used for the treatment of INSOMNIA.
What is this prescription used for?: Zolpidem is used for a short time to treat a certain sleep problem (insomnia) in adults. If you have trouble falling asleep, it helps you fall asleep faster, so you can get a better night's rest. Zolpidem belongs to a class of drugs called sedative-hypnotics. It acts on your brain to produce a calming effect.

This dataset provides information about prescriptions written for Medicare beneficiaries in the year 2022. It does not include prescriptions for patients with private insurance, Medicaid, or other coverage types. However, this information remains valuable for all patients, as it may reflect the provider's overall prescribing preferences and approach to pharmaceutical care. This can help you make better-informed decisions when considering or continuing care with this provider.