William Hines, MD
NPI 1649914102 · Internal Medicine Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Hines, MD is a Internal Medicine Physician provider in New Haven, CT (NPI 1649914102).
Provider details
- NPI number
- 1649914102
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 81360 (CT)
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
4 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
- 2022-04-21
- Last updated
- 2025-11-05
- Certified
- 2025-11-05
Frequently asked questions
- What is William Hines's NPI number?
- William Hines's National Provider Identifier (NPI) is 1649914102, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Hines's specialty?
- William Hines is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Hines located?
- William Hines's practice location on file with NPPES is 20 York St, New Haven, CT 06510-3220.
- What is William Hines's phone number?
- The practice phone number listed in the NPPES registry for William Hines is (203) 688-4242.
- Does William Hines accept Medicare?
- William Hines is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Hines's NPI active?
- Yes — William Hines's NPI (1649914102) is active in the NPPES registry as of the last update on 2025-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.