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

Individual provider Internal Medicine Physician · NPI 1932153947

Thomas R Marshall, MD is an Internal Medicine in Indianapolis, Indiana. Graduated from Indiana University School of Medicine in 1982, 44 years ago. Practices with Iu Health Medical Group, LLC, a 4,351-clinician group and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
44
Trained at
Indiana University School of Medicine
Licensed in
IN
In the registry since
2006
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

6820 Parkdale Pl Ste 100
Indianapolis, IN 46254-6601
Phone: (317) 297-7773
Fax: (317) 297-3619
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 01032356A (IN)

Record details

NPI number1932153947
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 22, 2006
Last updated in NPPESJanuary 14, 2021
Certification dateJanuary 14, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolINDIANA UNIVERSITY SCHOOL OF MEDICINE
Graduated 1982 (44 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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