Dieter W. Affeln, MD
Occupational Medicine Physician · Rochester, NY
Dieter W. Affeln, MD is an occupational medicine physician with a practice address in Rochester, New York, and NPI 1346234382, issued on Sep 6, 2005. Check the license (New York 303227, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Dieter W. Affeln
- Credential
- MD
- Primary taxonomy
- Occupational Medicine Physician 2083X0100X
- License number
- 303227 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1425 Portland Ave, Rochester, NY 14621
- Phone
- (585) 922-4173
- Enumerated
- Sep 6, 2005
- Record last updated
- Apr 15, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (585) 922-5595
- Medicaid ID
- 3199550 MA
- Entity
- Type 1 · individual
8 nearest occupational medicine physician records → All 78 in New York → Look up another NPI →
Also registered at 1425 Portland Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Dieter W. Affeln 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 303227Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average occupational medicine physician in 2024
67 Medicare Part D claims for 23 beneficiaries, against an average of 794 among the 463 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 16 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen11 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.
Dieter W. Affeln among 78 occupational medicine physician records in New York
Dieter W. Affeln, MD is one of 78 occupational medicine physician records with a practice address in New York. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 95% newer
- In a Medicare fileYes · 31% of these records are
- In the CMS Doctors and Clinicians fileNo · 10% of these records are
- Record last updated2021 · 78% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2083X0100X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Occupational Medicine Physician providers in New York
There are 78 occupational medicine physician records in New York.
All 78 in New York → Every provider in Rochester → Occupational Medicine Physician nationwide →
The 8 occupational medicine physician records with the nearest ZIP codes
- George Anstadt, MDRochester, NY 146211497867782
- Cristina Demian-Popescu, MD, MPH, FACOEMRochester, NY 146231437321569
- Linda Clark, M.D., M.S.Rochester, NY 146081720249147
- Tedana Wibberley, M.D.Rochester, NY 146071649472788
- Jack Kerns, M.D.Honeoye Falls, NY 144721285855932
- Jean Muller Rohland, MDBloomfield, NY 144691548299894
- David Carlson, M.D.Farmington, NY 144251154478113
- Joseph Berley, MDCanandaigua, NY 144241811081136
Common questions
What is Dieter W. Affeln, MD's NPI number?
Dieter W. Affeln, MD's National Provider Identifier (NPI) is 1346234382, issued on Sep 6, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Dieter W. Affeln, MD located?
The NPPES record lists a practice address at 1425 Portland Ave, Rochester, NY, 14621. Phone: (585) 922-4173. Providers update this record themselves, so call before visiting.
How can I verify Dieter W. Affeln, MD's license?
NPPES lists New York license number 303227, 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 Dieter W. Affeln, MD prescribe under Medicare Part D?
In 2024, Dieter W. Affeln, MD had 67 Medicare Part D claims for 23 beneficiaries; the average among occupational medicine physician prescribers was 794. Part D covers Medicare prescriptions only.
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.