William Smith, MD
NPI 1881669448 · Family Medicine Physician · Haydenville, MA
William Smith, MD is a Family Medicine Physician provider in Haydenville, MA (NPI 1881669448).
Provider details
- NPI number
- 1881669448
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 42587 (MA)
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
20 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
- 2006-02-17
- Last updated
- 2014-09-10
Frequently asked questions
- What is William Smith's NPI number?
- William Smith's National Provider Identifier (NPI) is 1881669448, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Smith's specialty?
- William Smith is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Smith located?
- William Smith's practice location on file with NPPES is 7 the Lope, Haydenville, MA 01039.
- What is William Smith's phone number?
- The practice phone number listed in the NPPES registry for William Smith is (413) 320-2457.
- Is William Smith's NPI active?
- Yes — William Smith's NPI (1881669448) is active in the NPPES registry as of the last update on 2014-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.