Carlos Williams, MD
NPI 1043406671 · Internal Medicine Physician · Bethesda, MD
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carlos Williams, MD is a Internal Medicine Physician provider in Bethesda, MD (NPI 1043406671).
Provider details
- NPI number
- 1043406671
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301072880 (MD)
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
18 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
- 2007-09-18
- Last updated
- 2007-09-18
Frequently asked questions
- What is Carlos Williams's NPI number?
- Carlos Williams's National Provider Identifier (NPI) is 1043406671, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carlos Williams's specialty?
- Carlos Williams is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Carlos Williams located?
- Carlos Williams's practice location on file with NPPES is 8901 Wisconsin Ave, Bethesda, MD 20889-0001.
- What is Carlos Williams's phone number?
- The practice phone number listed in the NPPES registry for Carlos Williams is (301) 295-4611.
- Does Carlos Williams accept Medicare?
- Carlos Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carlos Williams's NPI active?
- Yes — Carlos Williams's NPI (1043406671) is active in the NPPES registry as of the last update on 2007-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.