Doctor profile · Federal record

Dr. Robert Oppman, MD

Family Medicine Physician (CMS: Family Practice) · Granger, IN

  • NPI 1720078256
  • Accepts Medicare
  • 34 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
52500 Fir RD
Granger, IN 465308579
(574) 271-0700
fax (574) 273-5648

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
August 3, 2016
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Indiana #01041600A
Medicaid
IN #100325790

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720078256. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,308
Distinct HCPCS
10
Medicare allowed
$144,405
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 562 297 $118
36415 Insertion of needle into vein for collection of blood sample 480 262 $8
80053 Blood test, comprehensive group of blood chemicals 265 213 $10
80061 Blood test, lipids (cholesterol and triglycerides) 252 204 $13
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 159 136 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 149 121 $84
83036 Hemoglobin a1c level 141 92 $9
81001 Manual urinalysis test with examination using microscope, automated 111 99 $3
84443 Blood test, thyroid stimulating hormone (tsh) 111 96 $16
85610 Blood test, clotting time 94 12 $4

In context: peer comparison

Among 14 peers in Granger Family Medicine Physician, average services per provider: 85. This provider delivers 39× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$271
Transactions
13
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 4 $97.54
Lilly USA, LLC 3 $49.12
Inspire Medical Systems, INC. 1 $46.65
Lundbeck LLC 1 $18.57
Dexcom, INC. 1 $16.13
Boehringer Ingelheim Pharmaceuticals, INC. 1 $15.00
Pfizer INC. 1 $14.93
Amgen INC. 1 $13.53

By nature of payment

Food and Beverage
$271

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,547
Patients
1,051
Total drug cost
$45,856
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 461 139 $4,897
Levothyroxine Sodium Generic 397 107 $5,549
Losartan Potassium Generic 367 106 $4,503
Amlodipine Besylate Generic 337 101 $2,490
Metoprolol Succinate Generic 256 79 $4,461
Metformin Hcl ER (Metformin Hcl) Brand 203 58 $3,091
Simvastatin Generic 188 56 $1,778
Hydrochlorothiazide Generic 179 56 $847
Tamsulosin Hcl Generic 179 56 $2,748
Omeprazole Generic 173 52 $2,859

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Oppman's medical specialty?
Dr. Robert Oppman practices Family Medicine Physician in Granger, IN.
Where does Dr. Robert Oppman practice?
Dr. Robert Oppman practices at 52500 Fir RD, Granger, IN 465308579. Office phone: 5742710700.
What is Dr. Robert Oppman's NPI?
Dr. Robert Oppman's National Provider Identifier (NPI) is 1720078256, issued by NPPES.
Does Dr. Robert Oppman accept Medicare assignment?
Yes. Dr. Robert Oppman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Oppman commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Blood test, comprehensive group of blood chemicals (HCPCS 80053). Source: CMS Medicare Physician & Other Practitioners file.