Michael Duffy, DO
Family Medicine Physician · Aliquippa, PA
Michael Duffy, DO is a family medicine physician with a practice address in Aliquippa, Pennsylvania, and NPI 1619380920, issued on Jun 4, 2014. Check the license (Pennsylvania OS018190, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Michael Duffy
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- OS018190 PA
Self-reported in NPPES; status is on the state search - Practice location
- 99 Autumn St, Aliquippa, PA 15001
- Phone
- (724) 375-5754
- Enumerated
- Jun 4, 2014
- Record last updated
- Oct 10, 2022
- Fax
- (724) 375-5756
- Medicaid ID
- 103145340002 PA
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 7,483 in Pennsylvania → Look up another NPI →
Also registered at 99 Autumn St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael Duffy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS018190Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% more Medicare Part D claims than the average family medicine physician in 2024
6,156 Medicare Part D claims for 363 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims. 30 claims were for opioids.
Most prescribed
- Atorvastatin Calcium360 claims
- Lisinopril305 claims
- Omeprazole252 claims
- Metformin Hcl223 claims
- Amlodipine Besylate210 claims
- Rosuvastatin Calcium206 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.
Industry payments in 2024: $22.12
1 payment: food and beverage; the largest payer was Novo Nordisk Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Michael Duffy among 7,483 family medicine physician records in Pennsylvania
Michael Duffy, DO is one of 7,483 family medicine physician records with a practice address in Pennsylvania. 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 2014, is newer than 69% of them.
- NPI issued2014 · 69% of these records are older, 29% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 61% of these records are
- Record last updated2022 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
15 family medicine physician records list a practice address in Aliquippa
They are 15 of the 308 NPPES records with a practice address in Aliquippa, and 7,483 family medicine physician records in Pennsylvania.
All 7,483 in Pennsylvania → Every provider in Aliquippa → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Luigi Forcella, MDAliquippa, PA 150011558456830
- Christopher Gehrlein, D.O.Aliquippa, PA 150011952368730
- Trista Haller, D.O.Aliquippa, PA 150011891752937
- Timothy Hedlund, D.O.Aliquippa, PA 150011962469676
- Ganapathi Moka, M.D.Aliquippa, PA 150011104920222
- Gregory Mortimer, M.D.Aliquippa, PA 150011851643522
- John Notaro, MDAliquippa, PA 150011871596965
- Apeksha Patel, MDAliquippa, PA 150011235587007
Common questions
What is Michael Duffy, DO's NPI number?
Michael Duffy, DO's National Provider Identifier (NPI) is 1619380920, issued on Jun 4, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Michael Duffy, DO located?
The NPPES record lists a practice address at 99 Autumn St, Aliquippa, PA, 15001. Phone: (724) 375-5754. Providers update this record themselves, so call before visiting.
How can I verify Michael Duffy, DO's license?
NPPES lists Pennsylvania license number OS018190, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Michael Duffy, DO prescribe under Medicare Part D?
In 2024, Michael Duffy, DO had 6,156 Medicare Part D claims for 363 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.