Doctor profile · Federal record

Dr. Ronald Gemma, D.O.

Family Medicine Physician · Indianapolis, IN

  • NPI 1508919077
  • 19 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1011 Main St Ste 110
Indianapolis, IN 462246978
(317) 957-9150
fax (317) 957-9965
Mailing address
6626 E 75Th St, Ste 500
Indianapolis, IN 462502805

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
October 14, 2025
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Indiana #02000649B
Medicaid
IN #201024840

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508919077. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
708
Distinct HCPCS
10
Medicare allowed
$53,680
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 185 104 $119
99213 Established patient office or other outpatient visit, 20-29 minutes 106 74 $85
83036 Hemoglobin a1c level 93 50 $10
G0008 Administration of influenza virus vaccine 75 71 $29
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 71 71 $120
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 69 69 $75
0124A Adm sarscv2 bvl 30mcg/.3ml a 23 23 $38
90480 Admn sarscov2 vacc 1 dose 22 22 $38
91322 Sarscov2 vac 50 mcg/0.5ml im 22 22 $143
81003 Automated urinalysis test 17 13 $2

In context: peer comparison

Among 145 peers in this city , average services per provider: 68. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$416
Transactions
23
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
Novo Nordisk Inc 4 $78.39
Lilly USA, LLC 4 $75.71
GlaxoSmithKline, LLC. 3 $67.52
ABBVIE INC. 3 $59.86
Abbott Laboratories 1 $22.17
AstraZeneca Pharmaceuticals LP 1 $17.47
Takeda Pharmaceuticals U.S.A., Inc. 1 $15.94
Tempus AI, Inc 1 $15.74
PFIZER INC. 1 $14.77
Antares Pharma, Inc. 1 $14.14
Otsuka America Pharmaceutical, Inc. 1 $14.01
Corium, LLC 1 $10.68
Dynavax Technologies Corporation 1 $9.92

By nature of payment

Food and Beverage
$416

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,981
Patients
857
Total drug cost
$42,328
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 509 136 $5,523
Amlodipine Besylate Generic 379 109 $2,431
Losartan Potassium Generic 270 78 $3,377
Pantoprazole Sodium Generic 242 72 $4,102
Gabapentin Generic 212 66 $5,618
Tamsulosin Hcl Generic 186 55 $4,315
Levothyroxine Sodium Generic 177 50 $2,598
Trazodone Hcl Generic 171 42 $1,608
Metformin Hcl Er (Metformin Hcl) Brand 131 35 $1,288
Lisinopril Generic 128 35 $722

Frequently asked questions

Auto-generated from federal data
What is Dr. Ronald Gemma's medical specialty?
Dr. Ronald Gemma practices Family Medicine Physician in Indianapolis, IN.
Where does Dr. Ronald Gemma practice?
Dr. Ronald Gemma practices at 1011 Main St Ste 110, Indianapolis, IN 462246978. Office phone: 3179579150.
What is Dr. Ronald Gemma's NPI?
Dr. Ronald Gemma's National Provider Identifier (NPI) is 1508919077, issued by NPPES.
What procedures does Dr. Ronald Gemma commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.