MRS. AHMAREEN H KHAN M.D.
NPI 1669449591
Internal Medicine - Pulmonary Disease in Saint Charles, MO

Medicare Participation & PECOS Enrollment Status

Ahmareen Khan 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.

Ahmareen Khan 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: 6305829839

  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: I20040608000239

  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

Provider Referred Orders for Durable Medical Equipment, Devices & Supplies

The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.

Durable Medical Equipment

• DME-Other DME (DE001N)

  Tubing with integrated heating element for use with positive airway pressure device (HCPCS:A4604)

  8 DME suppliers used 95 Medicare Claims 96 Services Paid

• DME-Other DME (DE000N)

  Administration set, with small volume nonfiltered pneumatic nebulizer, disposable (HCPCS:A7003)

  4 DME suppliers used 12 Medicare Claims 38 Services Paid

• DME-Other DME (DE000N)

  Administration set, with small volume nonfiltered pneumatic nebulizer, non-disposable (HCPCS:A7005)

  4 DME suppliers used 11 Medicare Claims 11 Services Paid

• DME-Other DME (DE001N)

  Full face mask used with positive airway pressure device, each (HCPCS:A7030)

  8 DME suppliers used 118 Medicare Claims 118 Services Paid

• DME-Other DME (DE001N)

  Face mask interface, replacement for full face mask, each (HCPCS:A7031)

  10 DME suppliers used 126 Medicare Claims 344 Services Paid

• DME-Other DME (DE001N)

  Cushion for use on nasal mask interface, replacement only, each (HCPCS:A7032)

  8 DME suppliers used 123 Medicare Claims 670 Services Paid

• DME-Other DME (DE001N)

  Pillow for use on nasal cannula type interface, replacement only, pair (HCPCS:A7033)

  7 DME suppliers used 122 Medicare Claims 694 Services Paid

• DME-Other DME (DE001N)

  Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap (HCPCS:A7034)

  12 DME suppliers used 263 Medicare Claims 263 Services Paid

• DME-Other DME (DE001N)

  Headgear used with positive airway pressure device (HCPCS:A7035)

  14 DME suppliers used 220 Medicare Claims 220 Services Paid

• DME-Other DME (DE001N)

  Chinstrap used with positive airway pressure device (HCPCS:A7036)

  6 DME suppliers used 26 Medicare Claims 26 Services Paid

• DME-Other DME (DE001N)

  Tubing used with positive airway pressure device (HCPCS:A7037)

  12 DME suppliers used 268 Medicare Claims 268 Services Paid

• DME-Other DME (DE001N)

  Filter, disposable, used with positive airway pressure device (HCPCS:A7038)

  14 DME suppliers used 363 Medicare Claims 2050 Services Paid

• DME-Other DME (DE001N)

  Filter, non disposable, used with positive airway pressure device (HCPCS:A7039)

  6 DME suppliers used 49 Medicare Claims 49 Services Paid

• DME-Other DME (DE001N)

  Water chamber for humidifier, used with positive airway pressure device, replacement, each (HCPCS:A7046)

  10 DME suppliers used 166 Medicare Claims 166 Services Paid

• DME-Oxygen and Supplies (DC000N)

  Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing (HCPCS:E0431)

  3 DME suppliers used 64 Medicare Claims 64 Services Paid

• DME-Oxygen and Supplies (DC000N)

  Portable oxygen contents, gaseous, 1 month's supply = 1 unit (HCPCS:E0443)

  1 DME suppliers used 14 Medicare Claims 15 Services Paid

• DME-Other DME (DE005N)

  Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) (HCPCS:E0466)

  1 DME suppliers used 12 Medicare Claims 12 Services Paid

• DME-Other DME (DE001N)

  Respiratory assist device, bi-level pressure capability, without backup rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) (HCPCS:E0470)

  4 DME suppliers used 40 Medicare Claims 48 Services Paid

• DME-Other DME (DE001N)

  Respiratory assist device, bi-level pressure capability, with back-up rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) (HCPCS:E0471)

  2 DME suppliers used 13 Medicare Claims 15 Services Paid

• DME-Other DME (DE001N)

  Humidifier, heated, used with positive airway pressure device (HCPCS:E0562)

  8 DME suppliers used 36 Medicare Claims 36 Services Paid

• DME-Other DME (DE001N)

  Humidifier, heated, used with positive airway pressure device (HCPCS:E0562)

  4 DME suppliers used 38 Medicare Claims 48 Services Paid

• DME-Other DME (DE000N)

  Nebulizer, with compressor (HCPCS:E0570)

  5 DME suppliers used 48 Medicare Claims 55 Services Paid

• DME-Other DME (DE001N)

  Continuous positive airway pressure (cpap) device (HCPCS:E0601)

  11 DME suppliers used 248 Medicare Claims 269 Services Paid

• DME-Oxygen and Supplies (DC002N)

  Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate (HCPCS:E1390)

  9 DME suppliers used 375 Medicare Claims 379 Services Paid

• DME-Oxygen and Supplies (DC002N)

  Portable oxygen concentrator, rental (HCPCS:E1392)

  5 DME suppliers used 47 Medicare Claims 48 Services Paid

• DME-Oxygen and Supplies (DC000N)

  Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing (HCPCS:K0738)

  2 DME suppliers used 72 Medicare Claims 72 Services Paid

• DME-Other DME (DE000N)

  Pharmacy dispensing fee for inhalation drug(s); per 30 days (HCPCS:Q0513)

  7 DME suppliers used 73 Medicare Claims 73 Services Paid

Drugs Administered Through DME

• DME-Drugs Administered Through DME (DG006N)

  Formoterol fumarate, inhalation solution, fda approved final product, non-compounded, administered through dme, unit dose form, 20 micrograms (HCPCS:J7606)

  3 DME suppliers used 17 Medicare Claims 1020 Services Paid

• DME-Drugs Administered Through DME (DG006N)

  Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg (HCPCS:J7613)

  6 DME suppliers used 62 Medicare Claims 12652 Services Paid

• DME-Drugs Administered Through DME (DG000N)

  Budesonide, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, up to 0.5 mg (HCPCS:J7626)

  1 DME suppliers used 12 Medicare Claims 720 Services Paid

• DME-Drugs Administered Through DME (DG006N)

  Revefenacin inhalation solution, fda-approved final product, non-compounded, administered through dme, 1 microgram (HCPCS:J7677)

  2 DME suppliers used 13 Medicare Claims 68250 Services Paid

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.

Administration of influenza virus vaccine

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

This service was performed 38 times for 38 patients

Established patient office or other outpatient visit, 30-39 minutes

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

This service was performed 336 times for 253 patients

Established patient office or other outpatient visit, 40-54 minutes

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

This service was performed 79 times for 57 patients

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 36 times for 19 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 410 times for 140 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 143 times for 70 patients

Home sleep test (hst) with type iii portable monitor, unattended; minimum of 4 channels: 2 respiratory movement/airflow, 1 ecg/heart rate and 1 oxygen saturation

A Home Sleep Test (HST) with a Type III Portable Monitor is an unattended test that records your breathing, heart rate, and oxygen levels during sleep. This test uses a minimum of 4 channels to monitor these parameters, helping to diagnose sleep disorders.

This service was performed 15 times for 15 patients

Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage

The quadrivalent influenza vaccine is a shot to protect you from four different flu viruses. It's preservative-free and given in a 0.5 ml dose. It helps your body build immunity to the flu, reducing your risk of getting sick.

This service was performed 38 times for 38 patients

Initial hospital inpatient care per day, typically 70 minutes

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

This service was performed 95 times for 88 patients

New patient office or other outpatient visit, 60-74 minutes

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

This service was performed 72 times for 72 patients

Sleep study in sleep lab (6 years or older)

A sleep study in a sleep lab is a non-invasive overnight test that monitors your body while you sleep. It helps doctors understand your sleep patterns and identify any issues like sleep apnea or insomnia. You'll be connected to equipment that tracks your heart rate, brain waves, breathing, and movements.

This service was performed 28 times for 28 patients

Sleep study in sleep lab with continuous airway pressure (6 years or older)

A sleep study in a sleep lab with continuous airway pressure is a test for individuals aged 6 and above. It monitors your sleep patterns to check for disorders like sleep apnea. Continuous airway pressure helps keep your airways open while you sleep, improving your breathing.

This service was performed 35 times for 32 patients

Test to determine lung volumes using sensors

This test, called spirometry, measures lung capacity using sensors. You breathe into a mouthpiece attached to a device that records the amount and rate of air you inhale and exhale. It helps diagnose and monitor lung conditions.

This service was performed 70 times for 70 patients

Test to examine how well the lungs exchange gases

This is a test called a pulmonary function test, which helps understand the efficiency of your lungs. It measures how much air your lungs can hold, how quickly you can move air in and out of your lungs, and how well your lungs put oxygen into and remove carbon dioxide from your blood.

This service was performed 70 times for 70 patients

Test to measure expiratory airflow and volume changes before and after medication administration

This procedure measures how air flows in and out of your lungs. It's done before and after medication to see if the treatment improves your breathing. It's a simple, non-invasive test that involves breathing into a device called a spirometer.

This service was performed 71 times for 71 patients

Physician Visit Costs

The typical physician office visit costs for Medicare beneficiaries in this area are: $32.07 for a new patient copayment and $24.59 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 63301 ZIP code area.

* 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. Ahmareen Khan is affiliated with the following medical facilities:

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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.

The NPI number 1669449591 is valid because the calculated check digit 1 using the Luhn validation algorithm matches the last digit of the original NPI number.

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Frequently Asked Questions