Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. John G Trzesniowski, DO

Individual provider Family Medicine Physician · NPI 1144264664

Dr. John G Trzesniowski, DO is a General Practice in Philadelphia, Pennsylvania. Graduated from Philadelphia College of Osteopathic Medicine in 1973, 53 years ago. Practices with Dr John Trzesniowski LLC, a 3-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
53
Trained at
Philadelphia College of Osteopathic Medicine
Licensed in
PA
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

2716 E Allegheny Ave
Philadelphia, PA 19134-5916
Phone: (215) 426-3610
Fax: (215) 426-6835
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence OS003175L (PA)

Record details

NPI number1144264664
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 15, 2006
Last updated in NPPESJuly 13, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL PRACTICE
Also practisesFAMILY PRACTICE
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 1973 (53 years in practice)
Group practice Dr John Trzesniowski Llc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Philadelphia