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

Jonathan Himmelfarb, MD

Individual provider Nephrology Physician · NPI 1275533903

Jonathan Himmelfarb, MD is a Nephrology in New York, New York. Graduated from George Washington University School of Medicine in 1983, 43 years ago. Practices with Icahn School of Medicine at Mount Sinai, a 2,791-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in New York.

Years since qualifying
43
Trained at
George Washington University School of Medicine
Licensed in
NY
In the registry since
2005
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

1 Gustave L Levy Pl
New York, NY 10029-6504
Phone: (212) 987-7208
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 325 9th Ave, Seattle, WA 98104-2420 — (206) 744-8998

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 332523 (NY)

Record details

NPI number1275533903
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 22, 2005
Last updated in NPPESNovember 11, 2024
Certification dateNovember 11, 2024

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Medical schoolGEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1983 (43 years in practice)
Group practice Icahn School Of Medicine At Mount Sinai — 2791 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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