Theresa Lesniak, ARNP
NPI 1316294739 · Psychiatric/Mental Health Nurse Practitioner · Brookline, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Theresa Lesniak, ARNP is a Psychiatric/Mental Health Nurse Practitioner provider in Brookline, MA (NPI 1316294739).
Provider details
- NPI number
- 1316294739
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Female
- Sole proprietor
- No
- License
- RN2270525 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
- 2012-08-06
- Last updated
- 2012-08-06
Frequently asked questions
- What is Theresa Lesniak's NPI number?
- Theresa Lesniak's National Provider Identifier (NPI) is 1316294739, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theresa Lesniak's specialty?
- Theresa Lesniak is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Theresa Lesniak located?
- Theresa Lesniak's practice location on file with NPPES is 227 Babcock St, Brookline, MA 02446-6773.
- What is Theresa Lesniak's phone number?
- The practice phone number listed in the NPPES registry for Theresa Lesniak is (617) 731-3200.
- Does Theresa Lesniak accept Medicare?
- Theresa Lesniak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Theresa Lesniak's NPI active?
- Yes — Theresa Lesniak's NPI (1316294739) is active in the NPPES registry as of the last update on 2012-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.