John G. Trzesniowski, D.O.
Family Medicine Physician · Philadelphia, PA
John G. Trzesniowski, D.O. is a family medicine physician with a practice address in Philadelphia, Pennsylvania, and NPI 1144264664, issued on Jun 15, 2006. Check the license (Pennsylvania OS003175L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- John G. Trzesniowski
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- OS003175L PA
Self-reported in NPPES; status is on the state search - Practice location
- 2716 E Allegheny Ave, Philadelphia, PA 19134
- Phone
- (215) 426-3610
- Enumerated
- Jun 15, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (215) 426-6835
- Medicaid ID
- 0006115620002 PA
- Medicare enrollment
- Enrolled (PECOS I20101214000707); accepts Medicare assignment
- Medical or professional school
- Philadelphia College Of Osteopathic Medicine, 1973
- Entity
- Type 1 · individual
Also registered at 2716 E Allegheny Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Matthew Trzesniowski, D.O.General Practice Physician1487933503
- Erica Zabala, NPFamily Nurse Practitioner1922988112
Verify John G. Trzesniowski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS003175LCheck 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 family medicine physician in 2024
831 Medicare Part D claims for 122 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 13 claims were for opioids.
Most prescribed
- Atorvastatin Calcium67 claims
- Lisinopril38 claims
- Metoprolol Succinate38 claims
- Omeprazole34 claims
- Azithromycin32 claims
- Levothyroxine Sodium31 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: $32.40
2 payments; by number, the most common kind was 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.
Bills Medicare through one group practice
- Dr John Trzesniowski LLCPhila, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
800 family medicine physician records list a practice address in Philadelphia
They are 800 of the 42,849 NPPES records with a practice address in Philadelphia, and 7,483 family medicine physician records in Pennsylvania.
All 800 in Philadelphia → All 7,483 in Pennsylvania → Every provider in Philadelphia →
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- Tony Abdelmaseeh, M.DJermyn, PA1073910923
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Common questions
What is John G. Trzesniowski, D.O.'s NPI number?
John G. Trzesniowski, D.O.'s National Provider Identifier (NPI) is 1144264664, issued on Jun 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John G. Trzesniowski, D.O. located?
The NPPES record lists a practice address at 2716 E Allegheny Ave, Philadelphia, PA, 19134. Phone: (215) 426-3610. Providers update this record themselves, so call before visiting.
How can I verify John G. Trzesniowski, D.O.'s license?
NPPES lists Pennsylvania license number OS003175L, 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 John G. Trzesniowski, D.O. prescribe under Medicare Part D?
In 2024, John G. Trzesniowski, D.O. had 831 Medicare Part D claims for 122 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.