IndividualActive
Gary Williams, M.D.
NPI 1962532663 · Family Medicine Physician · Hyannis, MA
Gary Williams, M.D. is a Family Medicine Physician provider in Hyannis, MA (NPI 1962532663).
Provider details
- NPI number
- 1962532663
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 46197 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Route 28
Hyannis, MA 02601
Phone: (508) 771-4092
Approximate (ZIP-level) locationGet directions
Mailing address
72 Governors Way
Barnstable, MA 02630-1305
Registry dates
- Enumerated
- 2007-03-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gary Williams's NPI number?
- Gary Williams's National Provider Identifier (NPI) is 1962532663, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Williams's specialty?
- Gary Williams is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gary Williams located?
- Gary Williams's practice location on file with NPPES is Route 28, Hyannis, MA 02601.
- What is Gary Williams's phone number?
- The practice phone number listed in the NPPES registry for Gary Williams is (508) 771-4092.
- Is Gary Williams's NPI active?
- Yes — Gary Williams's NPI (1962532663) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.