Williamsburgh Internal Medicine P.C.
NPI 1417237389 · Internal Medicine Physician · Brooklyn, NY
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Williamsburgh Internal Medicine P.C. is a Internal Medicine Physician organization in Brooklyn, NY (NPI 1417237389).
Provider details
- NPI number
- 1417237389
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Sixto Caro, MD(718) 599-0505
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
- 2011-08-24
- Last updated
- 2019-06-13
Frequently asked questions
- What is Williamsburgh Internal Medicine P.C.'s NPI number?
- Williamsburgh Internal Medicine P.C.'s National Provider Identifier (NPI) is 1417237389, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Williamsburgh Internal Medicine P.C.?
- Williamsburgh Internal Medicine P.C. is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Williamsburgh Internal Medicine P.C. located?
- Williamsburgh Internal Medicine P.C.'s practice location on file with NPPES is 231 S 3rd St, Brooklyn, NY 11211-5601.
- What is Williamsburgh Internal Medicine P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Williamsburgh Internal Medicine P.C. is (718) 599-0505.
- Does Williamsburgh Internal Medicine P.C. accept Medicare?
- Williamsburgh Internal Medicine P.C. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Williamsburgh Internal Medicine P.C.?
- The authorized official listed on Williamsburgh Internal Medicine P.C.'s NPPES record is Sixto Caro, MD. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Williamsburgh Internal Medicine P.C.'s NPI active?
- Yes — Williamsburgh Internal Medicine P.C.'s NPI (1417237389) is active in the NPPES registry as of the last update on 2019-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.