W. Roy Michaelis, MD
NPI 1295828424 · Internal Medicine Physician · Bronx, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
W. Roy Michaelis, MD is a Internal Medicine Physician provider in Bronx, NY (NPI 1295828424).
Provider details
- NPI number
- 1295828424
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 178946 (NY)
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
19 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 102 | 71 |
| Atorvastatin Calcium | 100 | 65 |
| Gabapentin | 57 | 21 |
| Hydrochlorothiazide | 54 | 37 |
| Omeprazole | 52 | 28 |
| Metoprolol Succinate | 48 | 33 |
| Metformin Hcl | 45 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-02
- Last updated
- 2010-01-21
Frequently asked questions
- What is W. Roy Michaelis's NPI number?
- W. Roy Michaelis's National Provider Identifier (NPI) is 1295828424, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is W. Roy Michaelis's specialty?
- W. Roy Michaelis is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is W. Roy Michaelis located?
- W. Roy Michaelis's practice location on file with NPPES is 2100 Bartow Ave, Bronx, NY 10475-4614.
- What is W. Roy Michaelis's phone number?
- The practice phone number listed in the NPPES registry for W. Roy Michaelis is (718) 320-5300.
- Does W. Roy Michaelis accept Medicare?
- W. Roy Michaelis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is W. Roy Michaelis's NPI active?
- Yes — W. Roy Michaelis's NPI (1295828424) is active in the NPPES registry as of the last update on 2010-01-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.