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

Dr. Jon David Blumenfeld, MD

Individual provider Nephrology Physician · NPI 1083689707

Dr. Jon David Blumenfeld, MD is a Nephrology Physician in New York, New York. Licensed in New York. Registered with an NPI since 2006.

Licensed in
NY
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

505 E 70th St 2nd Fl
New York, NY 10021-4872
Phone: (212) 746-1495
Fax: (212) 288-8370
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 150859 (NY)

Record details

NPI number1083689707
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 17, 2006
Last updated in NPPESApril 9, 2024
Certification dateApril 9, 2024

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