Doctor profile · Federal record

Dr. Robert Troyer, M.D.

Ophthalmology Physician · Indianapolis, IN

  • NPI 1912931445
  • MIPS 100.0 / 100 · 2023
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10300 North Illinois Street, Suite 1010
Indianapolis, IN 462901164
(317) 817-1768
fax (317) 817-1777

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
June 15, 2017
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Indiana #01028705A
Medicaid
IN #100327480

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912931445. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
79
Distinct HCPCS
2
Medicare allowed
$6,249
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 64 63 $85
99212 Established patient office or other outpatient visit, 10-19 minutes 15 15 $53

In context: peer comparison

Among 24 peers in this city , average services per provider: 133. This provider delivers 0.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
876
Patients
376
Total drug cost
$164,320
Drug Type Claims Patients Total cost
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 177 80 $7,076
Lumigan (Bimatoprost) Brand 160 67 $85,126
Latanoprost Generic 104 49 $2,790
Timolol Maleate Generic 102 49 $1,420
Brimonidine Tartrate Generic 66 34 $2,634
Prednisolone Acetate Generic 56 26 $2,884
Combigan (Brimonidine Tartrate/Timolol) Brand 36 15 $13,204
Rocklatan (Netarsudil Mesylat/Latanoprost) Brand 33 14 $18,304
Dorzolamide Hcl Generic 31 20 $789
Brimonidine Tartrate-Timolol (Brimonidine Tartrate/Timolol) Brand 28 11 $8,765

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Troyer's medical specialty?
Dr. Robert Troyer practices Ophthalmology Physician in Indianapolis, IN.
Where does Dr. Robert Troyer practice?
Dr. Robert Troyer practices at 10300 North Illinois Street, Indianapolis, IN 462901164. Office phone: 3178171768.
What is Dr. Robert Troyer's NPI?
Dr. Robert Troyer's National Provider Identifier (NPI) is 1912931445, issued by NPPES.
What procedures does Dr. Robert Troyer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.