Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Dr. David Charles Grellmann, MD

Individual provider Family Medicine Physician · NPI 1205824570

Dr. David Charles Grellmann, MD is registered under Family Practice in Granger, Indiana. Graduated from Loma Linda University School of Medicine in 1982, 44 years ago. Works from 4 locations and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
44
Trained at
Loma Linda University School of Medicine
Licensed in
IN
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

6913 N Main St
Granger, IN 46530-9601
Phone: (574) 647-1500
Fax: (574) 243-4306
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Additional practice locations (3)

  • 3301 County Road 6 E, Elkhart, IN 46514-7673 — (574) 266-5342
  • 2222 Rieth Blvd, Goshen, IN 46526-5869 — (574) 875-1200
  • 1815 E Ireland Rd, South Bend, IN 46614-2845 — (574) 647-1750

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 01052373A (IN)

Record details

NPI number1205824570
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 11, 2005
Last updated in NPPESApril 28, 2023
Certification dateApril 28, 2023

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolLOMA LINDA UNIVERSITY SCHOOL OF MEDICINE
Graduated 1982 (44 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Granger