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

Dr. James A Underberg, MD

Individual provider Internal Medicine Physician · NPI 1538167127

Dr. James A Underberg, MD is an Internal Medicine in New York, New York. Graduated from Perelman School of Med at the University of Pennsylvania in 1986, 40 years ago. Accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
40
Trained at
Perelman School of Med at the University of Pennsylvania
Licensed in
NY
In the registry since
2005
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

110 E 55th St Fl 9
New York, NY 10022-4540
Phone: (212) 207-1959
Fax: (855) 680-3844
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 171903 (NY)

Record details

NPI number1538167127
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 8, 2005
Last updated in NPPESJanuary 15, 2019

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolPERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Graduated 1986 (40 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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