Melvin Williams, M.D.
NPI 1275892366 · Internal Medicine Physician · Washington, DC
Melvin Williams, M.D. is a Internal Medicine Physician provider in Washington, DC (NPI 1275892366).
Provider details
- NPI number
- 1275892366
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD9881 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
- 2012-05-09
- Last updated
- 2012-05-09
Frequently asked questions
- What is Melvin Williams's NPI number?
- Melvin Williams's National Provider Identifier (NPI) is 1275892366, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melvin Williams's specialty?
- Melvin Williams is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Melvin Williams located?
- Melvin Williams's practice location on file with NPPES is 7075 Wyndale St Nw, Washington, DC 20015-1428.
- What is Melvin Williams's phone number?
- The practice phone number listed in the NPPES registry for Melvin Williams is (202) 363-7226.
- Is Melvin Williams's NPI active?
- Yes — Melvin Williams's NPI (1275892366) is active in the NPPES registry as of the last update on 2012-05-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.