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

Graham D Dellinger, MD

Individual provider Internal Medicine Physician · NPI 1063808905

Graham D Dellinger, MD is a Pulmonary Disease in Avon, Indiana. Graduated from Indiana University School of Medicine in 2015, 11 years ago. Practices with Iu Health Medical Group, LLC, a 4,351-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
11
Trained at
Indiana University School of Medicine
Licensed in
IN
In the registry since
2015
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

1111 Ronald Reagan Pkwy
Avon, IN 46123-7085
Phone: (317) 217-2888
Fax: (317) 217-2999
Show map & directions

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

Additional practice locations (3)

  • 1701 N Senate Blvd, Indianapolis, IN 46202-1239 — (888) 484-3258
  • 1120 W. Michigan Street, Indianapolis, IN 46202 — (317) 278-0042
  • 8414 Naab Rd, Indianapolis, IN 46260-1972 — (317) 338-7510

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence 01078262A (IN)
Internal Medicine Physician Taxonomy 207R00000X · Licence 01078262A (IN)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1063808905
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 7, 2015
Last updated in NPPESMarch 6, 2025
Certification dateMarch 6, 2025
Mailing address250 N Shadeland Ave, Indianapolis, IN 46219-4959

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Also practisesCRITICAL CARE (INTENSIVISTS), INTERNAL MEDICINE
Medical schoolINDIANA UNIVERSITY SCHOOL OF MEDICINE
Graduated 2015 (11 years in practice)
Group practice Iu Health Medical Group, Llc — 4351 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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