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

Dr. Alexander Jonas Blau, MD

Individual provider Internal Medicine Physician · NPI 1952635229

Dr. Alexander Jonas Blau, MD is an Internal Medicine Physician in New York, New York. Practices as a sole proprietor and works from 2 locations. Licensed in New York.

Licensed in
NY
In the registry since
2009
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

305 Broadway Ste 444
New York, NY 10007
Phone: (212) 766-4433
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 300 Pasteur Dr, Stanford, CA 94305-2200 — (650) 723-9215

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 287063 (NY)

Record details

NPI number1952635229
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 19, 2009
Last updated in NPPESJuly 2, 2018

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