Nicholas Williams, MD
NPI 1053161745 · Surgery Physician · New Haven, CT
Enrolled with Medicare as Order and Referring Only - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Williams, MD is a Surgery Physician provider in New Haven, CT (NPI 1053161745).
Provider details
- NPI number
- 1053161745
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2024-03-25
- Last updated
- 2024-06-10
- Certified
- 2024-06-10
Frequently asked questions
- What is Nicholas Williams's NPI number?
- Nicholas Williams's National Provider Identifier (NPI) is 1053161745, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Williams's specialty?
- Nicholas Williams is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Nicholas Williams located?
- Nicholas Williams's practice location on file with NPPES is 20 York St, New Haven, CT 06510-3220.
- What is Nicholas Williams's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Williams is (203) 688-4242.
- Does Nicholas Williams accept Medicare?
- Nicholas Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Williams's NPI active?
- Yes — Nicholas Williams's NPI (1053161745) is active in the NPPES registry as of the last update on 2024-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.