Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Jonathan Zachary Potack, MD

Individual provider Gastroenterology Physician · NPI 1518004993

Dr. Jonathan Zachary Potack, MD is a Gastroenterology in New York, New York. Graduated from Icahn School of Medicine at Mount Sinai in 2002, 24 years ago. Practices with Westchester Medical Center Advanced Physician Services PC, a 880-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
24
Trained at
Icahn School of Medicine at Mount Sinai
Licensed in
NY
In the registry since
2007
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

5 E 98th St 11th Fl
New York, NY 10029-6501
Phone: (212) 241-4299
Fax: (212) 426-5099
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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 228954 (NY)

Record details

NPI number1518004993
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 1, 2007
Last updated in NPPESMay 5, 2008

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolICAHN SCHOOL OF MEDICINE AT MOUNT SINAI
Graduated 2002 (24 years in practice)
Group practice Westchester Medical Center Advanced Physician Services Pc — 880 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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