IndividualActive
Michael Lass, LICSW
NPI 1740421395 · Clinical Social Worker · Cambridge, MA
Michael Lass, LICSW is a Clinical Social Worker provider in Cambridge, MA (NPI 1740421395).
Provider details
- NPI number
- 1740421395
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Male
- Sole proprietor
- No
- License
- 114877 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(86/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
330 Mount Auburn St
Wyman 2
Cambridge, MA 02138-5502
Phone: (617) 499-5054
Fax: (617) 499-5465
Street-level locationGet directions
Mailing address
One Arsenal Marketplace
Watertown, MA 02472
Registry dates
- Enumerated
- 2009-03-11
- Last updated
- 2009-03-11
Frequently asked questions
- What is Michael Lass's NPI number?
- Michael Lass's National Provider Identifier (NPI) is 1740421395, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Lass's specialty?
- Michael Lass is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Michael Lass located?
- Michael Lass's practice location on file with NPPES is 330 Mount Auburn St, Cambridge, MA 02138-5502.
- What is Michael Lass's phone number?
- The practice phone number listed in the NPPES registry for Michael Lass is (617) 499-5054.
- Is Michael Lass's NPI active?
- Yes — Michael Lass's NPI (1740421395) is active in the NPPES registry as of the last update on 2009-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.