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

Individual provider Specialist · NPI 1104869957

Dr. Raj Kumar Mahajan, MD is an Obstetrics/Gynecology in Oswego, New York. Graduated from State University of New York at Buffalo School of Medicine in 1991, 35 years ago. Practices with Oswego County Ob-Gyn PC, a 2-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
35
Trained at
State University of New York at Buffalo School of Medicine
Licensed in
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

42 Montcalm St
Oswego, NY 13126
Phone: (315) 343-2590
Fax: (315) 343-4197
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence 190331-1 (NY)
Specialist Taxonomy 174400000X · Licence 190331-1 (NY)

Record details

NPI number1104869957
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 13, 2006
Last updated in NPPESJanuary 14, 2011

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolSTATE UNIVERSITY OF NEW YORK AT BUFFALO SCHOOL OF MEDICINE
Graduated 1991 (35 years in practice)
Group practice Oswego County Ob-Gyn Pc — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Oswego