Steven Lessin
NPI 1346295268 · Clinical Psychologist · Worcester, MA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Lessin is a Clinical Psychologist provider in Worcester, MA (NPI 1346295268).
Provider details
- NPI number
- 1346295268
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 2896 (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
20 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
- 2006-05-23
- Last updated
- 2007-07-08
Frequently asked questions
- What is Steven Lessin's NPI number?
- Steven Lessin's National Provider Identifier (NPI) is 1346295268, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Lessin's specialty?
- Steven Lessin is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Steven Lessin located?
- Steven Lessin's practice location on file with NPPES is 361 Plantation St, Worcester, MA 01605-2323.
- What is Steven Lessin's phone number?
- The practice phone number listed in the NPPES registry for Steven Lessin is (508) 856-2537.
- Does Steven Lessin accept Medicare?
- Steven Lessin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Lessin's NPI active?
- Yes — Steven Lessin's NPI (1346295268) 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.