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

Individual provider Internal Medicine Physician · NPI 1033287347

Dr. Jack Leon Brenner, MD is a Gastroenterology in Yorktown Heights, New York. Qualified in 1970, 56 years ago. Practices with Westchester Putnam Gastroenterology PC, a 14-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
56
Licensed in
NY
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

1974 Maple Hill St Ste 6
Yorktown Heights, NY 10598
Phone: (914) 962-5596
Fax: (914) 962-5919
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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 106478 (NY)
Internal Medicine Physician Taxonomy 207R00000X · Licence 106478 (NY)

Record details

NPI number1033287347
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedDecember 4, 2006
Last updated in NPPESSeptember 19, 2012
Mailing address1974 Maple Hill St, Suite 6, Yorktown Heights, NY 10598-4190

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1970 (56 years in practice)
Group practice Westchester Putnam Gastroenterology Pc — 14 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Yorktown Heights