W. Roy Michaelis, MD
Internal Medicine Physician · Bronx, NY
W. Roy Michaelis, MD is an internal medicine physician with a practice address in Bronx, New York, and NPI 1295828424, issued on Oct 2, 2006. Check the license (New York 178946, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- W. Roy Michaelis
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 178946 NY
Self-reported in NPPES; status is on the state search - Practice location
- 2100 Bartow Ave, Bronx, NY 10475
- Phone
- (718) 320-5300
- Enumerated
- Oct 2, 2006
- Record last updated
- Jan 21, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (718) 320-1116
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 2100 Bartow Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify W. Roy Michaelis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 178946Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,519 Medicare Part D claims for 380 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Amlodipine Besylate102 claims
- Atorvastatin Calcium100 claims
- Gabapentin57 claims
- Hydrochlorothiazide54 claims
- Omeprazole52 claims
- Metoprolol Succinate48 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
W. Roy Michaelis among 12,067 internal medicine physician records in New York
W. Roy Michaelis, MD is one of 12,067 internal medicine physician records with a practice address in New York. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 53% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2010 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
960 internal medicine physician records list a practice address in Bronx
They are 960 of the 32,017 NPPES records with a practice address in Bronx, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Bronx → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Robert Dichter, MDBronx, NY 104751679670400
- Barbara Dunn, MDBronx, NY 104751881787091
- Nadira EhteshamBronx, NY 104751417102849
- Mst Khaleda Khatun, MDBronx, NY 104751417585696
- Robert Kresch, M.D.Bronx, NY 104751164400792
- Deepa Malineni, DOBronx, NY 104751215020425
Common questions
What is W. Roy Michaelis, MD's NPI number?
W. Roy Michaelis, MD's National Provider Identifier (NPI) is 1295828424, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is W. Roy Michaelis, MD located?
The NPPES record lists a practice address at 2100 Bartow Ave, Bronx, NY, 10475. Phone: (718) 320-5300. Providers update this record themselves, so call before visiting.
How can I verify W. Roy Michaelis, MD's license?
NPPES lists New York license number 178946, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does W. Roy Michaelis, MD prescribe under Medicare Part D?
In 2024, W. Roy Michaelis, MD had 1,519 Medicare Part D claims for 380 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is W. Roy Michaelis, MD's MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.