John Williams, MA.,LMFT
NPI 1669549978 · Marriage & Family Therapist · Framingham, MA
John Williams, MA.,LMFT is a Marriage & Family Therapist provider in Framingham, MA (NPI 1669549978).
Provider details
- NPI number
- 1669549978
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MA.,LMFT
- Sex
- Male
- Sole proprietor
- Yes
- License
- 1144 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-11-29
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Williams's NPI number?
- John Williams's National Provider Identifier (NPI) is 1669549978, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Williams's specialty?
- John Williams is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is John Williams located?
- John Williams's practice location on file with NPPES is 88 Lincoln St, Framingham, MA 01702-6354.
- What is John Williams's phone number?
- The practice phone number listed in the NPPES registry for John Williams is (508) 620-0010.
- Is John Williams's NPI active?
- Yes — John Williams's NPI (1669549978) 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.