Robert Castle, M.D.F.A.C.O.G.
NPI 1538218425 · Gynecology Physician · Fairfax, VA
Robert Castle, M.D.F.A.C.O.G. is a Gynecology Physician provider in Fairfax, VA (NPI 1538218425).
Provider details
- NPI number
- 1538218425
- Entity type
- Individual
- Primary specialty
- Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.F.A.C.O.G.
- Sex
- Male
- Sole proprietor
- No
- License
- 0101029946 (VA)
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
1 documented practice location
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
Registry dates
- Enumerated
- 2007-01-09
- Last updated
- 2022-02-10
Frequently asked questions
- What is Robert Castle's NPI number?
- Robert Castle's National Provider Identifier (NPI) is 1538218425, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Castle's specialty?
- Robert Castle is listed in the NPPES registry with a primary specialty of Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Castle located?
- Robert Castle's practice location on file with NPPES is 3650 Joseph Siewick Dr, Fairfax, VA 22033-1710.
- What is Robert Castle's phone number?
- The practice phone number listed in the NPPES registry for Robert Castle is (703) 391-1500.
- Is Robert Castle's NPI active?
- Yes — Robert Castle's NPI (1538218425) is active in the NPPES registry as of the last update on 2022-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.