Harry Fischer, MD
NPI 1659354991 · Rheumatology Physician · New York, NY
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Harry Fischer, MD is a Rheumatology Physician provider in New York, NY (NPI 1659354991).
Provider details
- NPI number
- 1659354991
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 1432701 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2005-11-21
- Last updated
- 2019-04-17
Frequently asked questions
- What is Harry Fischer's NPI number?
- Harry Fischer's National Provider Identifier (NPI) is 1659354991, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harry Fischer's specialty?
- Harry Fischer is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Harry Fischer located?
- Harry Fischer's practice location on file with NPPES is 10 Union Sq E, New York, NY 10003-3314.
- What is Harry Fischer's phone number?
- The practice phone number listed in the NPPES registry for Harry Fischer is (212) 844-8101.
- Does Harry Fischer accept Medicare?
- Harry Fischer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Harry Fischer's NPI active?
- Yes — Harry Fischer's NPI (1659354991) is active in the NPPES registry as of the last update on 2019-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.