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

Naina Mahngar, MD

Individual provider Internal Medicine Physician · NPI 1770994808

Naina Mahngar, MD is a Hematology/Oncology in Granger, Indiana. Graduated from Indiana University School of Medicine in 2014, 12 years ago. Practices with University of Chicago, a 1,681-clinician group, works from 4 locations, accepts Medicare assignment and offers telehealth. Licensed in Illinois and Indiana.

Years since qualifying
12
Trained at
Indiana University School of Medicine
Licensed in
IL, IN
In the registry since
2014
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

14260 Meridian Xing
Granger, IN 46530-4284
Phone: (574) 309-3600
Show map & directions

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

Additional practice locations (3)

  • 1740 W Taylor Street, Chicago, IL 60612 — (866) 600-2273
  • 5841 S Maryland Ave, Chicago, IL 60637-1443 — (888) 824-0200
  • 10855 Virginia St, Crown Point, IN 46307-0210 — (888) 824-0200

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 01083645A (IN)
Internal Medicine Physician Taxonomy 207R00000X · Licence 01083645A (IN)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence 036143648 (IL)

Record details

NPI number1770994808
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 12, 2014
Last updated in NPPESAugust 22, 2025
Certification dateAugust 22, 2025

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolINDIANA UNIVERSITY SCHOOL OF MEDICINE
Graduated 2014 (12 years in practice)
Group practice University Of Chicago — 1681 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

Other providers in Granger