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

Dr. Gregary D Marhefka, MD

Individual provider Cardiovascular Disease Physician · NPI 1649226184

Dr. Gregary D Marhefka, MD is a Cardiovascular Disease (Cardiology) in Philadelphia, Pennsylvania. Graduated from Jefferson Medical College of Thomas Jefferson University in 1998, 28 years ago. Practices with Jefferson University Physicians of New Jersey PC, a 114-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New Jersey and Pennsylvania.

Years since qualifying
28
Trained at
Jefferson Medical College of Thomas Jefferson University
Licensed in
NJ, PA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

925 Chestnut St Mezzanine Fl
Philadelphia, PA 19107-4216
Phone: (215) 955-5050
Fax: (215) 955-7499
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Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence MD423362 (PA)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 25MA07023900 (NJ)

Record details

NPI number1649226184
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 26, 2006
Last updated in NPPESApril 2, 2015

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolJEFFERSON MEDICAL COLLEGE OF THOMAS JEFFERSON UNIVERSITY
Graduated 1998 (28 years in practice)
Group practice Jefferson University Physicians Of New Jersey Pc — 114 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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