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

William Graham Carlos III, MD

Individual provider Pulmonary Disease Physician · NPI 1245403427

William Graham Carlos III, MD is a Pulmonary Disease in Indianapolis, Indiana. Graduated from Indiana University School of Medicine in 2005, 21 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
21
Trained at
Indiana University School of Medicine
Licensed in
IN
In the registry since
2008
Specialties on file
3
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

8333 Naab Rd Ste 250
Indianapolis, IN 46260-1983
Phone: (317) 338-5100
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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
  • 1701 N Senate Blvd, Indianapolis, IN 46202-1239 — (888) 484-3258
  • 720 Eskenazi Ave, Indianapolis, IN 46202-5166 — (317) 880-7819

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence 01062620A (IN)
Internal Medicine Physician Taxonomy 207R00000X · Licence 01062620A (IN)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 01062620A (IN)

Record details

NPI number1245403427
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 8, 2008
Last updated in NPPESJanuary 23, 2026
Certification dateJanuary 23, 2026

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 2005 (21 years in practice)
Group practice Iu Health Medical Group, Llc — 4351 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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