NPPES file of Aug 9, 2026

Brian Joseph Masterson, MD, MPH

Psychiatry Physician · Fairfax, VA

Brian Joseph Masterson, MD, MPH is a psychiatry physician with a practice address in Fairfax, Virginia, and NPI 1225062383, issued on Jul 11, 2006. Check the license on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1225062383
Name
Brian Joseph Masterson
Credential
MD, MPH
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
29293 IA
Self-reported in NPPES; status is on the state search
Practice location
3580 Joseph Siewick Dr Ste 306, Fairfax, VA 22033
Phone
(703) 391-4520
Enumerated
Jul 11, 2006
Record last updated
Aug 19, 2024
Fax
(703) 391-4521
Medicare enrollment
Enrolled (PECOS I20130802000552); accepts Medicare assignment
Medical or professional school
Harvard Medical School, 1988
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3580 Joseph Siewick Dr Ste 306

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Oluwaseyi Ajayi, M.D.Internal Medicine Physician1871741108
  2. Sheila Hautbois, PA-CPhysician Assistant1609376086
  3. Sandy Ibrahim, MDFamily Medicine Physician1437299658
  4. Michael KimInternal Medicine Physician1235495219
  5. Tucker Landry, LCSWClinical Social Worker1700364585
  6. Sara Williams, M.D.Internal Medicine Physician1730509720

Verify Brian Joseph Masterson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersVirginia Department of Health ProfessionsCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Virginia license search

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95% fewer Medicare Part D claims than the average psychiatry physician in 2024

50 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Brian Masterson50
  2. Specialty average1,000

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 81.3 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score70.8
  2. Costout of 100 · 30%66.8
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. Axis Healthcare GroupSilver Spring, MD
  2. Inova Health Care ServicesFalls Church, VA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Brian Joseph Masterson among 1,395 psychiatry physician records in Virginia

Brian Joseph Masterson, MD, MPH is one of 1,395 psychiatry physician records with a practice address in Virginia. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 57% newer
  • In a Medicare fileYes · 66% of these records are
  • In the CMS Doctors and Clinicians fileYes · 41% of these records are
  • Graduated1988 · median 2003 among the 567 with a school on file
  • Record last updated2024 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatry Physician providers in Virginia

There are 1,395 psychiatry physician records in Virginia.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Vanessa Freeman, MDFairfax, VA 220331275066755
  2. Michael Hryvniak, M.D.Fairfax, VA 220331568533693
  3. Ijeoma Nnamani, M.D.Fairfax, VA 220331821265570
  4. Samina Raja, MDFairfax, VA 220331023336575
  5. Mark Ritter, M.D. RPH.Fairfax, VA 220331265579387
  6. Lan-Anh Tran, D.O.Fairfax, VA 220331316471238
  7. Ashley Chorath, MDFairfax, VA 220311013411537
  8. Youjin Chung, MDFairfax, VA 220311194288407

Common questions

What is Brian Joseph Masterson, MD, MPH's NPI number?

Brian Joseph Masterson, MD, MPH's National Provider Identifier (NPI) is 1225062383, issued on Jul 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Brian Joseph Masterson, MD, MPH located?

The NPPES record lists a practice address at 3580 Joseph Siewick Dr Ste 306, Fairfax, VA, 22033. Phone: (703) 391-4520. Providers update this record themselves, so call before visiting.

How can I verify Brian Joseph Masterson, MD, MPH's license?

Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Brian Joseph Masterson, MD, MPH prescribe under Medicare Part D?

In 2024, Brian Joseph Masterson, MD, MPH had 50 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.

What is Brian Joseph Masterson, MD, MPH's MIPS final score?

The 2023 MIPS final score is 81.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.