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James Witter, M.D., PHD
NPI 1629084231 · Rheumatology Physician · Bethesda, MD
James Witter, M.D., PHD is a Rheumatology Physician provider in Bethesda, MD (NPI 1629084231).
Provider details
- NPI number
- 1629084231
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 71161 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
6701 Democracy Blvd
Suite
Bethesda, MD 20892
Phone: (301) 594-1963
Fax: (301) 480-4543
Street-level locationGet directions
Mailing address
6701 Democracy Blvd
Bethesda, MD 20892-4872
Registry dates
- Enumerated
- 2006-08-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is James Witter's NPI number?
- James Witter's National Provider Identifier (NPI) is 1629084231, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Witter's specialty?
- James Witter is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is James Witter located?
- James Witter's practice location on file with NPPES is 6701 Democracy Blvd, Bethesda, MD 20892.
- What is James Witter's phone number?
- The practice phone number listed in the NPPES registry for James Witter is (301) 594-1963.
- Is James Witter's NPI active?
- Yes — James Witter's NPI (1629084231) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.