Michael Williams, LICSW
NPI 1619040011 · Clinical Social Worker · Cambridge, MA
Michael Williams, LICSW is a Clinical Social Worker provider in Cambridge, MA (NPI 1619040011).
Provider details
- NPI number
- 1619040011
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Male
- Sole proprietor
- No
- License
- 1019437 (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
- 2006-11-16
- Last updated
- 2009-06-29
Frequently asked questions
- What is Michael Williams's NPI number?
- Michael Williams's National Provider Identifier (NPI) is 1619040011, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Williams's specialty?
- Michael Williams is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Michael Williams located?
- Michael Williams's practice location on file with NPPES is 930 Massachusetts Ave, Cambridge, MA 02139-3234.
- What is Michael Williams's phone number?
- The practice phone number listed in the NPPES registry for Michael Williams is (617) 922-5705.
- Is Michael Williams's NPI active?
- Yes — Michael Williams's NPI (1619040011) is active in the NPPES registry as of the last update on 2009-06-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.