Michael Fishman, MD
NPI 1558820860 · Pediatrics Physician · Boston, MA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Fishman, MD is a Pediatrics Physician provider in Boston, MA (NPI 1558820860).
Provider details
- NPI number
- 1558820860
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2019-03-16
- Last updated
- 2025-04-25
- Certified
- 2025-04-25
Frequently asked questions
- What is Michael Fishman's NPI number?
- Michael Fishman's National Provider Identifier (NPI) is 1558820860, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Fishman's specialty?
- Michael Fishman is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Fishman located?
- Michael Fishman's practice location on file with NPPES is 300 Longwood Ave, Boston, MA 02115-5724.
- What is Michael Fishman's phone number?
- The practice phone number listed in the NPPES registry for Michael Fishman is (617) 355-8241.
- Does Michael Fishman accept Medicare?
- Michael Fishman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Fishman's NPI active?
- Yes — Michael Fishman's NPI (1558820860) is active in the NPPES registry as of the last update on 2025-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.