Doctor profile · Federal record

Dr. Gregory Masimore, MD

Pain Medicine Physician (CMS: Pain Management) · Interventional Pain Medicine Physician · Greenwood, IN

  • NPI 1104878982
  • Accepts Medicare
  • 38 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
730 Executive Park Dr Ste A
Greenwood, IN 461433213
(317) 346-7246
fax (317) 543-3763

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
December 13, 2017
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
208VP0000X — NUCC code
State license (1)
Indiana #01042621A
Medicaid
IN #200816430

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104878982. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
652
Distinct HCPCS
2
Medicare allowed
$55,498
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 466 74 $119
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 186 15 $1

In context: peer comparison

Among 2 peers in this city , average services per provider: 277. This provider delivers 2.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,415
Patients
500
Total drug cost
$93,618
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 621 88 $25,683
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 426 60 $17,526
Baclofen Generic 415 74 $5,146
Gabapentin Generic 359 49 $7,290
Oxycodone Hcl Generic 355 56 $10,341
Pregabalin Generic 209 28 $10,427
Duloxetine Hcl Generic 163 24 $2,799
Diclofenac Sodium Generic 154 26 $2,034
Tizanidine Hcl Generic 146 31 $1,974
Hydromorphone Hcl Generic 143 22 $2,773

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Masimore's medical specialty?
Dr. Gregory Masimore practices Pain Medicine Physician in Greenwood, IN.
Where does Dr. Gregory Masimore practice?
Dr. Gregory Masimore practices at 730 Executive Park Dr Ste A, Greenwood, IN 461433213. Office phone: 3173467246.
What is Dr. Gregory Masimore's NPI?
Dr. Gregory Masimore's National Provider Identifier (NPI) is 1104878982, issued by NPPES.
Does Dr. Gregory Masimore accept Medicare assignment?
Yes. Dr. Gregory Masimore accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Masimore commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301). Source: CMS Medicare Physician & Other Practitioners file.