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

Dr. Sheldon Alter, MD

Individual provider Nephrology Physician · NPI 1427051143

Dr. Sheldon Alter, MD is a Nephrology Physician in Purchase, New York. Licensed in New York. Registered with an NPI since 2005.

Licensed in
NY
In the registry since
2005
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

3030 Westchester Ave
Purchase, NY 10577-2574
Phone: (914) 831-2900
Fax: (914) 831-2901
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 087681 (NY)
Nephrology Physician Taxonomy 207RN0300X · Licence 087681 (NY)

Record details

NPI number1427051143
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 27, 2005
Last updated in NPPESJanuary 21, 2016
Mailing address3030 Westchester Ave, Purchase, NY 10577-2574

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