Gregory G. Casey, D.O.
Emergency Medicine Physician · Philadelphia, PA
Gregory G. Casey, D.O. is an emergency medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1629205083, issued on Jun 12, 2009. Check the license (Pennsylvania OT012963, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Gregory G. Casey
- Credential
- D.O.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- OT012963 PA
Self-reported in NPPES; status is on the state search - Practice location
- 215 N. 15TH St, Philadelphia, PA 19102
- Phone
- (215) 762-2365
- Enumerated
- Jun 12, 2009
- Record last updated
- Jun 12, 2009 (not updated in 17 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,911 in Pennsylvania → Look up another NPI →
Verify Gregory G. Casey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OT012963Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average emergency medicine physician in 2024
53 Medicare Part D claims for 41 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
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.
Gregory G. Casey among 3,911 emergency medicine physician records in Pennsylvania
Gregory G. Casey, D.O. is one of 3,911 emergency medicine physician records with a practice address in Pennsylvania. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 43% of them.
- NPI issued2009 · 43% of these records are older, 54% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2009 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,006 emergency medicine physician records list a practice address in Philadelphia
They are 1,006 of the 42,849 NPPES records with a practice address in Philadelphia, and 3,911 emergency medicine physician records in Pennsylvania.
All 3,911 in Pennsylvania → Every provider in Philadelphia → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Patricia Baccash, MDPhiladelphia, PA 191021558300962
- William Burdick, MDPhiladelphia, PA 191021750324661
- Eric Farabaugh, M.D.Philadelphia, PA 191021952364887
- John Fojtik, MDPhiladelphia, PA 191021982642591
- Michael Greenberg, MDPhiladelphia, PA 191021649213166
- Neal Handly, MDPhiladelphia, PA 191021720026875
- Ernest Leber, MDPhiladelphia, PA 191021588607998
- Lisa McGinty, MDPhiladelphia, PA 191021285689745
Common questions
What is Gregory G. Casey, D.O.'s NPI number?
Gregory G. Casey, D.O.'s National Provider Identifier (NPI) is 1629205083, issued on Jun 12, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Gregory G. Casey, D.O. located?
The NPPES record lists a practice address at 215 N. 15TH St, Philadelphia, PA, 19102. Phone: (215) 762-2365. Providers update this record themselves, so call before visiting.
How can I verify Gregory G. Casey, D.O.'s license?
NPPES lists Pennsylvania license number OT012963, 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 Gregory G. Casey, D.O. prescribe under Medicare Part D?
In 2024, Gregory G. Casey, D.O. had 53 Medicare Part D claims for 41 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.