Michael Sheehy, MD
NPI 1659348530 · Internal Medicine Physician · Leominster, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Sheehy, MD is a Internal Medicine Physician provider in Leominster, MA (NPI 1659348530).
Provider details
- NPI number
- 1659348530
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 73158 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2006-03-01
- Last updated
- 2009-02-25
Frequently asked questions
- What is Michael Sheehy's NPI number?
- Michael Sheehy's National Provider Identifier (NPI) is 1659348530, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Sheehy's specialty?
- Michael Sheehy is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Sheehy located?
- Michael Sheehy's practice location on file with NPPES is 165 Mill St, Leominster, MA 01453.
- What is Michael Sheehy's phone number?
- The practice phone number listed in the NPPES registry for Michael Sheehy is (978) 466-3212.
- Does Michael Sheehy accept Medicare?
- Michael Sheehy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Sheehy's NPI active?
- Yes — Michael Sheehy's NPI (1659348530) is active in the NPPES registry as of the last update on 2009-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.