Theresa Walsh, RPA-C
NPI 1679877419 · Physician Assistant · East Islip, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Theresa Walsh, RPA-C is a Physician Assistant provider in East Islip, NY (NPI 1679877419).
Provider details
- NPI number
- 1679877419
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RPA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 011621 (NY)
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
15 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
- 2011-01-10
- Last updated
- 2011-01-10
Frequently asked questions
- What is Theresa Walsh's NPI number?
- Theresa Walsh's National Provider Identifier (NPI) is 1679877419, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theresa Walsh's specialty?
- Theresa Walsh is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Theresa Walsh located?
- Theresa Walsh's practice location on file with NPPES is 369 E Main St, East Islip, NY 11730-2800.
- What is Theresa Walsh's phone number?
- The practice phone number listed in the NPPES registry for Theresa Walsh is (631) 581-4500.
- Does Theresa Walsh accept Medicare?
- Theresa Walsh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Theresa Walsh's NPI active?
- Yes — Theresa Walsh's NPI (1679877419) is active in the NPPES registry as of the last update on 2011-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.