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

Dr. Donald Irving Baumstein, MD

Individual provider Nephrology Physician · NPI 1902974447

Dr. Donald Irving Baumstein, MD is a Nephrology in New York, New York. Graduated from Boston University School of Medicine in 2017, 9 years ago. Practices with Physician Affiliate Group of New York PC, a 1,224-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
9
Trained at
Boston University School of Medicine
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

1901 1st Ave Rm 14-A-3
New York, NY 10029-7404
Phone: (212) 423-6401
Fax: (212) 423-7923
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 160325 (NY)

Record details

NPI number1902974447
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedDecember 1, 2006
Last updated in NPPESMarch 7, 2023

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolBOSTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice Physician Affiliate Group Of New York Pc — 1224 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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