Geoffrey Winkley, MD
Emergency Medicine Physician · Berwyn, PA
Geoffrey Winkley, MD is an emergency medicine physician with a practice address in Berwyn, Pennsylvania, and NPI 1912914649, issued on Aug 2, 2006. Check the license (Pennsylvania MD061043LK, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Geoffrey Winkley
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- MD061043LK PA
Self-reported in NPPES; status is on the state search - Practice location
- 552A Lancaster Ave, Berwyn, PA 19312
- Phone
- (610) 644-7100
- Enumerated
- Aug 2, 2006
- Record last updated
- Apr 12, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20110321000878); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical School At San Antonio, 1991
- Entity
- Type 1 · individual
Also registered at 552A Lancaster Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Donald Desantis, M.D.Surgery Physician1528034071
- Heather Kern, PAMedical Physician Assistant1164497087
- John McKinley, PA-CPhysician Assistant1972801744
- Jeanne Rubenstone, MDEmergency Medicine Physician1265523393
Verify Geoffrey Winkley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD061043LKCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
15% fewer Medicare Part D claims than the average emergency medicine physician in 2024
192 Medicare Part D claims for 158 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Nitrofurantoin Mono-Macro27 claims
- Prednisone21 claims
- Doxycycline Hyclate13 claims
- Triamcinolone Acetonide11 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): 83.1 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).
Bills Medicare through one group practice
- ON Demand Urgent Care Group PCPhiladelphia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Emergency Medicine Physician providers in Pennsylvania
There are 3,911 emergency medicine physician records in Pennsylvania.
Other emergency medicine physician records in Pennsylvania
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- Michael Abboud, MDPhiladelphia, PA1962820852
- Stephanie Abbuhl, MDPhiladelphia, PA1649215195
- Rehab Abdel-Kariem, M.D.Philadelphia, PA1508008434
- Amir Abdulhay, DOPhiladelphia, PA1124689674
- Michael Abesamis, M.D.Pittsburgh, PA1467647958
- Aliza Abezis, MDPhiladelphia, PA1215786017
- Abia Abia, MDPhiladelphia, PA1295279818
- Alison Abiri, MDPittsburgh, PA1689685661
Common questions
What is Geoffrey Winkley, MD's NPI number?
Geoffrey Winkley, MD's National Provider Identifier (NPI) is 1912914649, issued on Aug 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Geoffrey Winkley, MD located?
The NPPES record lists a practice address at 552A Lancaster Ave, Berwyn, PA, 19312. Phone: (610) 644-7100. Providers update this record themselves, so call before visiting.
How can I verify Geoffrey Winkley, MD's license?
NPPES lists Pennsylvania license number MD061043LK, 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 Geoffrey Winkley, MD prescribe under Medicare Part D?
In 2024, Geoffrey Winkley, MD had 192 Medicare Part D claims for 158 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Geoffrey Winkley, MD's MIPS final score?
The 2023 MIPS final score is 83.1 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.