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

Mr. Nathaniel Seth Feldman, MD

Individual provider Internal Medicine Physician · NPI 1558331132

Mr. Nathaniel Seth Feldman, MD is an Internal Medicine in Newton, New Jersey. Graduated from State University of New York Downstate Medical Center in 1983, 43 years ago. Practices with Practice Associates Medical Group, a 1,403-clinician group and accepts Medicare assignment. Licensed in New Jersey.

Years since qualifying
43
Trained at
State University of New York Downstate Medical Center
Licensed in
NJ
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Partly verified

Some contact details are missing from the federal record.

Newton Medical Center 175 High St
Newton, NJ 07860
Phone: (973) 579-8321
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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 25MA04572600 (NJ)

Record details

NPI number1558331132
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 25, 2006
Last updated in NPPESNovember 19, 2019
Mailing address211 W 61st St, New York, NY 10023-7832

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolSTATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduated 1983 (43 years in practice)
Group practice Practice Associates Medical Group — 1403 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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