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

Dr. Alan M Mermelstein, MD

Individual provider Gastroenterology Physician · NPI 1073520458

Dr. Alan M Mermelstein, MD is a Gastroenterology in Phila, Pennsylvania. Graduated from Temple University School of Medicine in 1983, 43 years ago. Practices with Trinity Health Mid-Atlantic Medical Group, a 357-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
43
Trained at
Temple University School of Medicine
Licensed in
PA
In the registry since
2006
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

7439 Frankford Ave
Phila, PA 19136
Phone: (215) 333-1377
Fax: (215) 333-1399
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence MD033183E (PA)

Record details

NPI number1073520458
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 1, 2006
Last updated in NPPESSeptember 14, 2010
Mailing address7439 Frankford Ave, Phila, PA 19136

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolTEMPLE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1983 (43 years in practice)
Group practice Trinity Health Mid-Atlantic Medical Group — 357 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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