Nancy Leventhal, MSW, LICSW
NPI 1609906494 · Clinical Social Worker · Boston, MA
Nancy Leventhal, MSW, LICSW is a Clinical Social Worker provider in Boston, MA (NPI 1609906494).
Provider details
- NPI number
- 1609906494
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW, LICSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 113322 (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
- 2007-03-07
- Last updated
- 2007-07-08
Frequently asked questions
- What is Nancy Leventhal's NPI number?
- Nancy Leventhal's National Provider Identifier (NPI) is 1609906494, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Leventhal's specialty?
- Nancy Leventhal is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Nancy Leventhal located?
- Nancy Leventhal's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2621.
- What is Nancy Leventhal's phone number?
- The practice phone number listed in the NPPES registry for Nancy Leventhal is (617) 726-2578.
- Is Nancy Leventhal's NPI active?
- Yes — Nancy Leventhal's NPI (1609906494) 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.