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

William A Heisel III, MD

Individual provider Internal Medicine Physician · NPI 1508819772

William A Heisel III, MD is an Internal Medicine in Fishers, Indiana. Graduated from University of Michigan Medical School in 1984, 42 years ago. Practices with Iu Health Medical Group, LLC, a 4,351-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
42
Trained at
University of Michigan Medical School
Licensed in
IN
In the registry since
2006
Specialties on file
4
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

13100 E 136th St Ste 1200
Fishers, IN 46037-9417
Phone: (317) 678-3100
Fax: (317) 678-3108
Show map & directions

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

Additional practice locations (2)

  • 550 University Blvd # Uh3005, Indianapolis, IN 46202-5149 — (317) 962-8851
  • 1701 N Senate Blvd, Indianapolis, IN 46202-1239 — (888) 484-3258

Specialties & licences

General Practice Physician (primary) Taxonomy 208D00000X · Licence 01034463A (IN)
Internal Medicine Physician Taxonomy 207R00000X · Licence 01034463A (IN)
Family Medicine Physician Taxonomy 207Q00000X · Licence 01034463A (IN)
Pediatrics Physician Taxonomy 208000000X · Licence 01034463A (IN)

Record details

NPI number1508819772
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 18, 2006
Last updated in NPPESMay 23, 2025
Certification dateMay 23, 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 specialtyINTERNAL MEDICINE
Also practisesPEDIATRIC MEDICINE
Medical schoolUNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Graduated 1984 (42 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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