Gregory J. Owsik, M.D.
Emergency Medicine Physician · Reading, PA
Gregory J. Owsik, M.D. is an emergency medicine physician with a practice address in Reading, Pennsylvania, and NPI 1184986952, issued on Jun 8, 2012. Check the license (Pennsylvania MD454165, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Gregory J. Owsik
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- MD454165 PA
Self-reported in NPPES; status is on the state search - Practice location
- 6TH Avenue And Spruce Street, Reading, PA 19611
- Phone
- (484) 628-3637
- Enumerated
- Jun 8, 2012
- Record last updated
- Jun 9, 2015 (not updated in 11 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 J. Owsik in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD454165Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
14% more Medicare Part D claims than the average emergency medicine physician in 2024
257 Medicare Part D claims for 180 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 33 claims were for opioids.
Most prescribed
- Prednisone26 claims
- Oxycodone Hcl24 claims
- Amoxicillin-Clavulanate Potass21 claims
- Ondansetron Hcl16 claims
- Ibuprofen12 claims
- Nitrofurantoin Mono-Macro12 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): 81.2 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).
Industry payments in 2024: $207.45
3 payments; by number, the most common kind was food and beverage; the largest payer was Medical Device Business Services, Inc. The 12,335 providers of this specialty with any payment received $953.79 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.
Gregory J. Owsik among 3,911 emergency medicine physician records in Pennsylvania
Gregory J. Owsik, M.D. 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 2012, is newer than 52% of them.
- NPI issued2012 · 52% of these records are older, 45% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2015 · 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).
Emergency Medicine Physician providers in Pennsylvania
There are 3,911 emergency medicine physician records in Pennsylvania.
All 3,911 in Pennsylvania → Every provider in Reading → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Charles Barbera, M.D.West Reading, PA 196111851398242
- John Beyer, M.D.W Reading, PA 196111811991482
- Jennifer Clark, M.D.West Reading, PA 196111386642775
- John Damiano, D.O.West Reading, PA 196111609801950
- Laura Frank, M.D.West Reading, PA 196111457300238
- Debra Hermany, DOWest Reading, PA 196111184698078
- Robert Houle, M.D.West Reading, PA 196111700952181
- Kara Mischler, M.D.West Reading, PA 196111528119104
Common questions
What is Gregory J. Owsik, M.D.'s NPI number?
Gregory J. Owsik, M.D.'s National Provider Identifier (NPI) is 1184986952, issued on Jun 8, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Gregory J. Owsik, M.D. located?
The NPPES record lists a practice address at 6TH Avenue And Spruce Street, Reading, PA, 19611. Phone: (484) 628-3637. Providers update this record themselves, so call before visiting.
How can I verify Gregory J. Owsik, M.D.'s license?
NPPES lists Pennsylvania license number MD454165, 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 J. Owsik, M.D. prescribe under Medicare Part D?
In 2024, Gregory J. Owsik, M.D. had 257 Medicare Part D claims for 180 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Gregory J. Owsik, M.D.'s MIPS final score?
The 2023 MIPS final score is 81.2 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.