WILLIAM D. LAMM M.D.
NPI 1639156938
Family Medicine in Cumberland, MD

NPI Status: Active since December 28, 2005

Contact Information

12500 WILLOWBROOK RD
CUMBERLAND, MD
ZIP 21502
Phone: (240) 964-8564
Fax: (240) 964-8563

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  • Individual
  • Male
  • Years of Experience 46
  • Family Medicine
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About WILLIAM LAMM

This page provides the complete NPI Profile along with additional information for William Lamm, a primary care provider established in Cumberland, Maryland with a medical specialization in Family Medicine and more than 46 years of experience. He graduated from University Of Maryland School Of Medicine in 1980. The healthcare provider is registered in the NPI registry with number 1639156938 assigned on December 2005. The practitioner's primary taxonomy code is 207Q00000X with license number D0025406 (MD). The provider is registered as an individual and his NPI record was last updated 15 years ago.

NPI
1639156938
Provider Name
WILLIAM D. LAMM M.D.
Gender
Male
Entity Type
Individual
Location Address
12500 WILLOWBROOK RD CUMBERLAND, MD 21502
Location Phone
(240) 964-8564
Location Fax
(240) 964-8563
Mailing Address
1057 RICHWOOD AVE CUMBERLAND, MD 21502
Mailing Phone
(240) 522-0123
Mailing Fax
(240) 964-8563
Medical School Name
UNIVERSITY OF MARYLAND SCHOOL OF MEDICINE
Graduation Year
1980
Is Sole Proprietor?
No
Enumeration Date
12-28-2005
Last Update Date
11-11-2010
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A primary care provider (PCP) like William Lamm sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Family Medicine

Taxonomy Code
207Q00000X
Type
Allopathic & Osteopathic Physicians
License No.
D0025406
License State
MD
Taxonomy Description
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Bronze 4 - HMO
  • Bronze 8 - HMO
  • Gold 1 - HMO
  • Gold 1 with Adult Vision Services - HMO
  • Gold 12 - HMO
  • Gold 8 - HMO
  • Silver 1 - HMO
  • Silver 1 with Adult Vision Services - HMO
  • Silver 12 - HMO
  • Silver 12 with First 4 Primary Care Visits Free - HMO
  • Silver 8 - HMO
  • Silver 9 - HMO

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
P00135061OTHER (01)MDTRAVELERS MEDICARE
P00800399OTHER (01)MDRR MCR
132239Y1ZMEDICARE PIN (08)MD 
416577 02OTHER (01)MDCARE FIRST BC BS
416577 03OTHER (01)MDCAREFIRST BC BS
J697 0003OTHER (01)DCBLUE CHOICE
262561000MEDICAID (05)MD 
B67273MEDICARE UPIN (02)MD 
0214942000MEDICAID (05)WV 

Medicare Participation & PECOS Enrollment Status

William Lamm is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

William Lamm is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 2264492479

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20041012001564

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Follow-up hospital inpatient care per day, typically 15 minutes

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

This service was performed 20 times for 17 patients

Follow-up hospital inpatient care per day, typically 25 minutes

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

This service was performed 109 times for 70 patients

Follow-up hospital inpatient care per day, typically 35 minutes

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

This service was performed 78 times for 58 patients

Follow-up nursing facility visit per day, typically 15 minutes

A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.

This service was performed 69 times for 58 patients

Follow-up nursing facility visit per day, typically 25 minutes

A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.

This service was performed 19 times for 19 patients

Hospital discharge day management, 30 minutes or less

Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.

This service was performed 32 times for 32 patients

Hospital discharge day management, more than 30 minutes

Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.

This service was performed 17 times for 17 patients

Initial nursing facility visit per day, typically 35 minutes

An initial nursing facility visit per day is a service where a healthcare professional spends about 35 minutes assessing a patient's health status. This includes reviewing medical history, conducting a physical exam, and developing a care plan based on the patient's needs.

This service was performed 50 times for 49 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $22.43 for a new patient copayment and $25.52 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 21502 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $89.75
  • Minimum New Patient Price $57.99
  • Maximum New Patient Price $175.57
  • Average New Patient Copayment $22.43
  • Minimum New Patient Copayment $14.49
  • Maximum New Patient Copayment $43.89

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $102.11
  • Minimum Established Patient Price $18.66
  • Maximum Established Patient Price $143.02
  • Average Established Patient Copayment $25.52
  • Minimum Established Patient Copayment $4.66
  • Maximum Established Patient Copayment $35.75

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. William Lamm is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
WESTERN MARYLAND REGIONAL MEDICAL CENTER12500 WILLOWBROOK ROAD
CUMBERLAND, MD 21502
(240) 964-7000Acute Care Hospitals

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NPI Validation Check Digit Calculation


The following table explains the step by step NPI number validation process using the ISO standard Luhn algorithm.

Start with the original NPI number, the last digit is the check digit and is not used in the calculation.
1639156938
Step 1: Double the value of the alternate digits, beginning with the rightmost digit.
2669251296
Step 2: Add all the doubled and unaffected individual digits from step 1 plus the constant number 24.
2 + 6 + 6 + 9 + 2 + 5 + 1 + 2 + 9 + 6 + 24 = 72
Step 3: Subtract the total obtained in step 2 from the next higher number ending in zero, the result is the check digit.
80 - 72 = 88

The NPI number 1639156938 is valid because the calculated check digit 8 using the Luhn validation algorithm matches the last digit of the original NPI number.

Other Providers at the Same Location


The following 20 providers are registered at the same or nearby location.

NPI Name / Type Taxonomy Address
1568423556SCOTT WATKINS MD PC
Organization
Radiology (Radiation Oncology)12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(240) 964-1480
1811959349DR. SCOTT VICTOR WATKINS M.D.
Individual
Radiology (Radiation Oncology)12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(240) 964-1480
1093753519DR. NIRMALAM NAGULENDRAN MD
Individual
Psychiatry & Neurology (Child & Adolescent Psychiatry)12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(301) 777-5627
1023029964MRS. CHRISTINE MARIE STURTZ CRNA
Individual
Nurse Anesthetist, Certified Registered12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(240) 964-3306
1437339900DR. MATTHEW ROGER BLACK
Individual
Emergency Medicine12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(124) 096-4120
1750521696MR. DAVID BENA L.C.P.C.
Individual
Counselor (Mental Health)12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(240) 964-2217
1891925814WESTERN MARYLAND HEALTH SYSTEM CORPORATION
Organization
Clinic/Center (Urgent Care)12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(240) 964-8342
1174840243 ELLA MAE BAUGHER LCSW C
Individual
Social Worker (Clinical)12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(240) 964-8590
1003134362 JADE LIN BEAN LGSW
Individual
Social Worker12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(240) 964-8585
1891003901 DIANE A FOOTEN LGPC
Individual
Counselor (Professional)12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(240) 964-8342
1912216359 DANIEL P BROWN LCSW-C
Individual
Social Worker (Clinical)12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(240) 964-8342
1831485572MS. CYNTHIA JEAN SHRIVER CRNP
Individual
Nurse Practitioner (Adult Health)12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(240) 964-1463
1669754131 AMA O AWUAH-ASAMOAH CRNP
Individual
Nurse Practitioner (Acute Care)12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(240) 964-8564
1285901132 DANITA LYNN PACKARD CRNP
Individual
Nurse Practitioner (Acute Care)12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(240) 964-8564
1427310101MS. JONI RICHELLE BRODE RD,LD
Individual
Dietitian, Registered12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(240) 964-2306
1528292406 VENUMADHAV CHIRUNOMULA MD
Individual
Hospitalist12500 WILLOWBROOK RD HOSPITALIST DEPARTMENT
CUMBERLAND, MD 21502
(240) 964-8564
1588911887 KATHERINE SARAH BERKOWITZ RD
Individual
General Acute Care Hospital12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(240) 964-2311
1790021491DR. TESSA R FORBECK PHARMD
Individual
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(240) 964-2100
1780922534 ASHLEY D CONRAD PHARMD
Individual
Pharmacist12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(240) 964-8064
1588902340MR. KELLON SEAN SMITH CRNA
Individual
Registered Nurse (Medical-Surgical)12500 WILLOWBROOK RD
CUMBERLAND, MD 21502
(240) 964-3600

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1639156938, enumerated in the NPI registry as an "individual" on December 28, 2005

The provider is located at 12500 Willowbrook Rd Cumberland, Md 21502 and the phone number is (240) 964-8564

The provider's speciality is Family Medicine with taxonomy code 207Q00000X

The provider has more than 46 years of experience. He graduated from University Of Maryland School Of Medicine in 1980.

The provider might be accepting Accepts: Molina Healthcare, Medicare and Medicaid. Please consult your insurance carrier or call the provider to make sure your health plan is currently accepted.

Yes, as of June 20, 2025 the provider is registered in PECOS and is eligible to order health care services or supplies for Medicare patients. If you are a beneficiary the provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

Medicare beneficiaries should expect a typical cost of $89.75 with an average copayment of $22.43 for new patient appointments. Established patients should expect a typical charge of $102.11 and an average copayment of 25.52. Please review your insurance plan or contact the provider directly to determine your specific costs.

The most common procedures or services performed by this practitioner are: Follow-up hospital inpatient care per day, typically 15 minutes, Follow-up hospital inpatient care per day, typically 25 minutes, Follow-up hospital inpatient care per day, typically 35 minutes, Follow-up nursing facility visit per day, typically 15 minutes, Follow-up nursing facility visit per day, typically 25 minutes, Hospital discharge day management, 30 minutes or less, Hospital discharge day management, more than 30 minutes and Initial nursing facility visit per day, typically 35 minutes.

The practitioner is affiliated to the following hospital(s): WESTERN MARYLAND REGIONAL MEDICAL CENTER. Hospital affiliations are identified through self-reporting data and service claims based on the place of service.

This NPI record was last updated on December 28, 2005. To officially update your NPI information contact the National Plan and Provider Enumeration System (NPPES) at 1-800-465-3203 (NPI Toll-Free) or by email at [email protected].
NPI Profile data is regularly updated with the latest NPI registry information, if you would like to update or remove your NPI Profile in this website please contact us.