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

Dr. William Matthias Aierstok Jr., MD

Individual provider General Practice Physician · NPI 1336279298

Dr. William Matthias Aierstok Jr., MD is a General Practice Physician in Rhinebeck, New York. Licensed in New York. Registered with an NPI since 2007.

Licensed in
NY
In the registry since
2007
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

46 Brookmeade Drive Brookmeade Baptist Home
Rhinebeck, NY 12572-4646
Phone: (845) 876-2071
Fax: (845) 876-2197
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

General Practice Physician (primary) Taxonomy 208D00000X · Licence 128457 (NY)

Record details

NPI number1336279298
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 7, 2007
Last updated in NPPESMarch 7, 2023

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