Doctor profile · Federal record

Dr. Tony Ren, M.D.

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

  • NPI 1831503283
  • Accepts Medicare
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1120 South Dr, Fesler Hall Rm. 224
Indianapolis, IN 462025135
(317) 274-8282
Mailing address
250 N Shadeland Ave
Indianapolis, IN 462194959

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
March 10, 2022
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Indiana #01078847A · Indiana #11017669A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831503283. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
526
Distinct HCPCS
5
Medicare allowed
$50,052
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 255 75 $74
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 165 81 $111
99239 Hospital discharge day management, more than 30 minutes 69 66 $107
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 22 22 $162
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 15 15 $122

In context: peer comparison

Among 195 peers in Indianapolis Internal Medicine Physician, average services per provider: 101. This provider delivers 5.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
75
Patients
41
Total drug cost
$10,871
Drug Type Claims Patients Total cost
Prednisone Generic 20 18 $56
Eliquis (Apixaban) Brand 17 12 $10,489
Pantoprazole Sodium Generic 13 11 $123
Tamsulosin Hcl Generic 13 0 $104
Atorvastatin Calcium Generic 12 0 $99

Frequently asked questions

Auto-generated from federal data
What is Dr. Tony Ren's medical specialty?
Dr. Tony Ren practices Internal Medicine Physician in Indianapolis, IN.
Where does Dr. Tony Ren practice?
Dr. Tony Ren practices at 1120 South Dr, Indianapolis, IN 462025135. Office phone: 3172748282.
What is Dr. Tony Ren's NPI?
Dr. Tony Ren's National Provider Identifier (NPI) is 1831503283, issued by NPPES.
Does Dr. Tony Ren accept Medicare assignment?
Yes. Dr. Tony Ren accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tony Ren commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.