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

Dr. James Greenwald, MD

Individual provider Internal Medicine Physician · NPI 1366992737

Dr. James Greenwald, MD is an Internal Medicine Physician in New York, New York. Practices as a sole proprietor. Licensed in Illinois, Missouri and New York.

Licensed in
IL, MO, NY
In the registry since
2016
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

33 W 46th St Ste 4W
New York, NY 10036-4103
Phone: (646) 722-6214
Fax: (646) 722-6214
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 255085-1 (NY)
Internal Medicine Physician Taxonomy 207R00000X · Licence R8E94 (MO)
Internal Medicine Physician Taxonomy 207R00000X · Licence 036.127243 (IL)

Record details

NPI number1366992737
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 10, 2016
Last updated in NPPESOctober 10, 2016

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