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

Individual provider Internal Medicine Physician · NPI 1659514784

Dr. David Tsay, MD, PHD is an Internal Medicine Physician in New York, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2009
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

177 Fort Washington Ave
New York, NY 10032-3733
Phone: (212) 342-5155
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 259270 (NY)
Internal Medicine Physician Taxonomy 207R00000X · Licence 259270 (NY)

Record details

NPI number1659514784
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorYes
NPI enumeratedApril 20, 2009
Last updated in NPPESApril 29, 2016

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