DR. MAURA P FOLEY M.D.
NPI 1427050756
Internal Medicine - Pulmonary Disease in Fairfax, VA

Q: What is Maura Foley's NPI number?

The NPI number for Maura Foley is 1427050756. It was assigned to this individual provider in the NPPES registry on May 31, 2005.

Q: What is Maura Foley's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Q: When was this NPI record last updated?

The NPPES record for Maura Foley was last updated on January 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since May 31, 2005PECOS EnrolledAccepts Medicare Assignment

3650 JOSEPH SIEWICK DR STE 110, FAIRFAX, VA 22033(703) 391-8804(703) 391-5659 Get Directions Write a Review

NPPES record last updated: January 30, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Dr. Maura P Foley M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MAURA P FOLEY M.D. (NPI 1427050756) is an individual pulmonary disease provider in Fairfax, Virginia, licensed in Virginia (0101053593) and active in the NPI registry since May 2005. She is enrolled in Medicare PECOS, is affiliated with Fauquier Hospital, and is a graduate of State University Of New York At Buffalo School Of Medicine (1994).

NPPES Registry Identity

NPI1427050756

Entity TypeIndividualFemale

Primary Taxonomy207RP1001X

Provider Legal NameDR. MAURA P FOLEYCredential: M.D.

Location Address3650 JOSEPH SIEWICK DR STE 110Fairfax, VA 22033-1711

Mailing Address3650 Joseph Siewick Dr Ste 110Fairfax, VA 22033-1711 · (703) 391-8804 · Fax (703) 391-5659

Phone(703) 391-8804

Fax(703) 391-5659

Sole ProprietorNo

Medical School CMSState University Of New York At Buffalo School Of MedicineGraduated 1994

Enumeration DateMay 31, 2005

Last NPPES UpdateJanuary 30, 2026

NPPES CertifiedJanuary 30, 2026

✔ NPI 1427050756 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RP1001X

License✔ Licensed in VA · 0101053593

Definition

An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License 0101053593 (VA)

3650 JOSEPH SIEWICK DR STE 110, Fairfax, VA 22033

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Other Identifiers 1

Medicaid5844762VA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Maura P Foley M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5991855363

PECOS Enrollment IDI20100416000706, I20101229000846

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Maura Foley reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Pulmonary & Critical Care Specialists Of Northern VA, PC

Same address

Pulmonary Disease

3650 JOSEPH SIEWICK DR STE 110
Fairfax, VA 22033

Reassigned Medicare billing, District of Columbia and Virginia enrollments
10 clinicians in this Medicare group

NPI 1942392980 (703) 391-8804

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 13

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

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.

677 services391 patients

Test to determine lung volumes using gas dilution or washout 94727

This test measures lung volumes by either diluting or washing out a known amount of gas in your lungs. You'll breathe in a harmless gas, then exhale. The exhaled air is analyzed to assess your lung capacity and function.

301 services287 patients

Test to examine how well the lungs exchange gases 94729

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.

300 services286 patients

Test to measure expiratory airflow and volume changes before and after medication administration 94060

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.

299 services286 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

127 services127 patients

Test to measure the level of nitric oxide gas 95012

A test to measure the level of nitric oxide gas helps assess inflammation in the lungs, often linked with asthma. You'll breathe into a device, and it'll provide a reading of nitric oxide levels. This helps monitor and manage respiratory conditions.

114 services111 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

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.

74 services30 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

66 services66 patients

Sleep study including heart rate, breathing, and sleep time 95800

A sleep study monitors your sleep patterns to evaluate your sleep quality. It records your heart rate, breathing, and actual sleep time. This information helps identify any sleep disorders, ensuring you get the rest you need for optimal health.

53 services53 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

33 services33 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

24 services23 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

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.

14 services14 patients

Test to measure expiratory airflow and volume 94010

This test, known as spirometry, assesses how well your lungs work. It measures how much air you can inhale, how much you can exhale and how quickly you can exhale. It's non-invasive and helps diagnose conditions like asthma or COPD.

11 services11 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Fauquier Hospital

Acute Care Hospitals · Warrenton, VA

3/5 CMS rating

OwnershipProprietary

CMS Certification Number490023

Location500 Hospital DriveWarrenton, VA 20186 · Fauquier County

Emergency services Birthing friendly

Novant Prince William Medical Center

Acute Care Hospitals · Manassas, VA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number490045

Location8700 Sudley RdManassas, VA 20110 · Manassas City County

Emergency services Birthing friendly

Sentara Northern Virginia Medical Center

Acute Care Hospitals · Woodbridge, VA

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number490113

Location2300 Opitz BoulevardWoodbridge, VA 22191 · Prince William County

Emergency services Birthing friendly

Uva Health Haymarket Medical Center

Acute Care Hospitals · Haymarket, VA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number490144

Location15225 Healthcote BoulevardHaymarket, VA 20169 · Prince William County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22033 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$147.85 typical visit price

range $65.18 – $194.86

Typical copayment $36.96 (range $16.29 – $48.71)

Most-billed visit code 99204

Established Patient

$113.72 typical visit price

range $21.40 – $158.88

Typical copayment $28.43 (range $5.35 – $39.72)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

e-Prescribing

At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.

91%2,369 patients3/55-star benchmark: 99%

Medication Reconciliation

The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.

99%486 patients4/55-star benchmark: 100%

Patient-Specific Education

The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.

95%1,296 patients4/55-star benchmark: 97%

Provide Patient Access

At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…

99%1,296 patients4/55-star benchmark: 100%

Secure Messaging

For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…

28%1,296 patients2/55-star benchmark: 89%

View, Download, or Transmit (VDT)

At least one patient seen by the MIPS eligible clinician during the performance period (or patient-authorized representative) views, downloads or transmits their health information to a third party during the performance period.

33%1,296 patients

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 26

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tubing with integrated heating element for use with positive airway pressure device A4604

DME-Other DME · category DE001N

19 suppliers284 claims284 services$30.74 avg. paid by Medicare

Full face mask used with positive airway pressure device, each A7030

DME-Other DME · category DE001N

18 suppliers150 claims150 services$75.95 avg. paid by Medicare

Face mask interface, replacement for full face mask, each A7031

DME-Other DME · category DE001N

18 suppliers145 claims419 services$29.01 avg. paid by Medicare

Cushion for use on nasal mask interface, replacement only, each A7032

DME-Other DME · category DE001N

9 suppliers105 claims589 services$16.11 avg. paid by Medicare

Pillow for use on nasal cannula type interface, replacement only, pair A7033

DME-Other DME · category DE001N

7 suppliers96 claims549 services$12.46 avg. paid by Medicare

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

DME-Other DME · category DE001N

12 suppliers201 claims201 services$47.43 avg. paid by Medicare

Headgear used with positive airway pressure device A7035

DME-Other DME · category DE001N

20 suppliers207 claims207 services$15.27 avg. paid by Medicare

Tubing used with positive airway pressure device A7037

DME-Other DME · category DE001N

10 suppliers63 claims63 services$10.54 avg. paid by Medicare

Filter, disposable, used with positive airway pressure device A7038

DME-Other DME · category DE001N

23 suppliers323 claims1,787 services$1.73 avg. paid by Medicare

Filter, non disposable, used with positive airway pressure device A7039

DME-Other DME · category DE001N

8 suppliers14 claims14 services$4.34 avg. paid by Medicare

Water chamber for humidifier, used with positive airway pressure device, replacement, each A7046

DME-Other DME · category DE001N

19 suppliers157 claims157 services$10.86 avg. paid by Medicare

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

DME-Oxygen and Supplies · category DC000N

6 suppliers185 claims191 services$14.02 avg. paid by Medicare

Portable oxygen contents, gaseous, 1 month's supply = 1 unit E0443

DME-Oxygen and Supplies · category DC000N

4 suppliers23 claims33 services$40.39 avg. paid by Medicare

High frequency chest wall oscillation system, with full anterior and/or posterior thoracic region receiving simultaneous external oscillation, includes all accessories and supplies, each E0483

DME-Other DME · category DE000N

2 suppliers31 claims31 services$769.18 avg. paid by Medicare

Humidifier, heated, used with positive airway pressure device E0562

DME-Other DME · category DE001N

5 suppliers147 claims150 services$10.27 avg. paid by Medicare

Nebulizer, with compressor E0570

DME-Other DME · category DE000N

3 suppliers28 claims28 services$3.82 avg. paid by Medicare

Continuous positive airway pressure (cpap) device E0601

DME-Other DME · category DE001N

11 suppliers227 claims233 services$27.04 avg. paid by Medicare

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

DME-Oxygen and Supplies · category DC002N

7 suppliers297 claims310 services$65.56 avg. paid by Medicare

Portable oxygen concentrator, rental E1392

DME-Oxygen and Supplies · category DC002N

3 suppliers58 claims58 services$29.31 avg. paid by Medicare

Arformoterol, inhalation solution, fda approved final product, non-compounded, administered through dme, unit dose form, 15 micrograms J7605

DME-Drugs Administered Through DME · category DG006N

2 suppliers17 claims1,140 services$4.38 avg. paid by Medicare

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

DME-Drugs Administered Through DME · category DG006N

2 suppliers24 claims1,380 services$6.25 avg. paid by Medicare

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

DME-Drugs Administered Through DME · category DG006N

7 suppliers13 claims5,366 services$0.03 avg. paid by Medicare

Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme J7620

DME-Drugs Administered Through DME · category DG006N

6 suppliers18 claims1,140 services$0.10 avg. paid by Medicare

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

DME-Drugs Administered Through DME · category DG000N

3 suppliers34 claims1,980 services$0.77 avg. paid by Medicare

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

DME-Drugs Administered Through DME · category DG006N

3 suppliers22 claims115,500 services$0.15 avg. paid by Medicare

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

DME-Other DME · category DE000N

9 suppliers68 claims68 services$24.79 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. JANE J WU M.D.

Internal Medicine (Pulmonary Disease)

3650 JOSEPH SIEWICK DR STE 110
FAIRFAX, VA 22033

Fairfax County (703) 391-8804

DR. MARLA L SHUMAN M.D.

Internal Medicine (Pulmonary Disease)

3650 JOSEPH SIEWICK DR STE 110
FAIRFAX, VA 22033

Fairfax County (703) 391-8804

NITNOY BADGLEY

Nurse Practitioner (Family)

3650 JOSEPH SIEWICK DR STE 110
FAIRFAX, VA 22033

Fairfax County (703) 391-8804

DR. DEPAK SONI M.D.

Internal Medicine (Pulmonary Disease)

3650 JOSEPH SIEWICK DR STE 110
FAIRFAX, VA 22033

Fairfax County (703) 391-8804

DR. KEVIN L GLASS M..

Internal Medicine (Pulmonary Disease)

3650 JOSEPH SIEWICK DR STE 110
FAIRFAX, VA 22033

Fairfax County (703) 391-8804

DR. RICHARD A SWIFT M.D.

Internal Medicine (Pulmonary Disease)

3650 JOSEPH SIEWICK DR STE 110
FAIRFAX, VA 22033

Fairfax County (703) 391-8804

DR. THOMAS J LORUSSO M.D.

Internal Medicine (Pulmonary Disease)

3650 JOSEPH SIEWICK DR STE 110
FAIRFAX, VA 22033

Fairfax County (703) 391-8804

DR. GEORGE C BAZACO M.D.

Internal Medicine (Pulmonary Disease)

3650 JOSEPH SIEWICK DR STE 110
FAIRFAX, VA 22033

Fairfax County (703) 391-8804

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Maura Foley's NPI number?

The NPI number for Maura Foley is 1427050756. It was assigned to this individual provider in the NPPES registry on May 31, 2005.

Where is Maura Foley located?

Maura Foley practices at 3650 Joseph Siewick Dr Ste 110, Fairfax, VA 22033. The listed phone number is (703) 391-8804.

What is Maura Foley's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is Maura Foley enrolled in Medicare?

Yes. Maura Foley is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Maura Foley's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maura Foley reassigns Medicare benefits to Pulmonary & Critical Care Specialists Of Northern VA, PC (Fairfax, VA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Maura Foley's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Maura Foley affiliated with any hospitals?

According to CMS data, Maura Foley is affiliated with Fauquier Hospital, Novant Prince William Medical Center, Sentara Northern Virginia Medical Center and Uva Health Haymarket Medical Center.

When was this NPI record last updated?

The NPPES record for Maura Foley was last updated on January 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.