Doctor profile · Federal record

Dr. John Underwood, MD

Internal Medicine Physician (CMS: Internal Medicine) · Pediatrics Physician · Student in an Organized Health Care Education/Training Program · Indianapolis, IN

  • NPI 1508391194
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
8111 S Emerson Ave Ste 101
Indianapolis, IN 462378601
(317) 859-5252
fax (317) 859-5258
Additional location
550 University Blvd # Uh1501
Indianapolis, IN 462025149
(317) 948-1310
fax (317) 948-0503
Additional location
705 Riley Hospital Dr Rm 5867
Indianapolis, IN 462025109
(317) 948-0003
Mailing address
Po Box 781076
Detroit, MI 482781076

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
March 24, 2025
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Indiana #01086002A
Medicaid
IN #300067966

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508391194. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$70
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Incyte Corporation 1 $69.99

By nature of payment

Education
$70

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
29
Patients
0
Total drug cost
$85,845
Drug Type Claims Patients Total cost
Prednisone Generic 15 0 $89
Abiraterone Acetate Generic 14 0 $85,756

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Underwood's medical specialty?
Dr. John Underwood practices Internal Medicine Physician in Indianapolis, IN.
Where does Dr. John Underwood practice?
Dr. John Underwood practices at 8111 S Emerson Ave Ste 101, Indianapolis, IN 462378601. Office phone: 3178595252.
What is Dr. John Underwood's NPI?
Dr. John Underwood's National Provider Identifier (NPI) is 1508391194, issued by NPPES.
Does Dr. John Underwood accept Medicare assignment?
Yes. Dr. John Underwood accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.