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

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1235166919

John N Easaw, MD is an Endocrinology, Diabetes & Metabolism Physician in New York, New York. Licensed in California and New York. Registered with an NPI since 2006.

Licensed in
CA, NY
In the registry since
2006
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

423 E 23rd St
New York, NY 10010-5011
Phone: (212) 686-7500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence 183536 (NY)
Endocrinology, Diabetes & Metabolism Physician Taxonomy 207RE0101X · Licence A46556 (CA)

Record details

NPI number1235166919
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 27, 2006
Last updated in NPPESJuly 17, 2007

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