Brian Masterson, MD, MPH
NPI 1225062383 · Psychiatry Physician · Fairfax, VA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brian Masterson, MD, MPH is a Psychiatry Physician provider in Fairfax, VA (NPI 1225062383).
Provider details
- NPI number
- 1225062383
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MPH
- Sex
- Male
- Sole proprietor
- Yes
- License
- 29293 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (2)
- 7945 Macarthur Blvd Ste 214Cabin John, MD 20818-1634Phone: (301) 987-7284Fax: (301) 830-8185
- 19801 Observation DrGermantown, MD 20876-4070Phone: (202) 360-4787Fax: (202) 360-4787
Registry dates
- Enumerated
- 2006-07-11
- Last updated
- 2024-08-19
- Certified
- 2024-08-19
Frequently asked questions
- What is Brian Masterson's NPI number?
- Brian Masterson's National Provider Identifier (NPI) is 1225062383, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Masterson's specialty?
- Brian Masterson is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Masterson located?
- Brian Masterson's practice location on file with NPPES is 3580 Joseph Siewick Dr Ste 306, Fairfax, VA 22033-1764.
- What is Brian Masterson's phone number?
- The practice phone number listed in the NPPES registry for Brian Masterson is (703) 391-4520.
- Does Brian Masterson accept Medicare?
- Brian Masterson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brian Masterson's NPI active?
- Yes — Brian Masterson's NPI (1225062383) is active in the NPPES registry as of the last update on 2024-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.