Frederick Williams, MSW
NPI 1578061321 · Clinical Social Worker · Manchester, NH
Frederick Williams, MSW is a Clinical Social Worker provider in Manchester, NH (NPI 1578061321).
Provider details
- NPI number
- 1578061321
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 1221 (NH)
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
8 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
- 2018-01-26
- Last updated
- 2018-01-26
Frequently asked questions
- What is Frederick Williams's NPI number?
- Frederick Williams's National Provider Identifier (NPI) is 1578061321, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frederick Williams's specialty?
- Frederick Williams is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Frederick Williams located?
- Frederick Williams's practice location on file with NPPES is 53 Mammoth Rd, Manchester, NH 03109-4301.
- What is Frederick Williams's phone number?
- The practice phone number listed in the NPPES registry for Frederick Williams is (603) 622-7851.
- Is Frederick Williams's NPI active?
- Yes — Frederick Williams's NPI (1578061321) is active in the NPPES registry as of the last update on 2018-01-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.