Doctor profile · Federal record

Dr. Thomas Gemma, D.O.

Anesthesiology Physician (CMS: Anesthesiology) · Youngstown, OH

  • NPI 1861438426
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1044 Belmont Ave
Youngstown, OH 445041006
(330) 742-2100
fax (330) 742-2107
Mailing address
602 Parmalee Ave, Suite 110
Youngstown, OH 445101653

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Ohio #34-005446
Medicaid
OH #0909342

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861438426. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
426
Distinct HCPCS
10
Medicare allowed
$38,475
HCPCS Description Services Patients Avg allowed
00812 Anesthesia for exam of colon using an endoscope 70 70 $63
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 52 51 $78
01402 Anesthesia for procedure for total knee joint replacement 47 47 $169
62323 Injection of substance into lower spine canal using imaging guidance 43 27 $95
62321 Injection of substance into middle or upper spine canal using imaging guidance 40 34 $103
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 31 31 $61
00813 Anesthesia for procedure on small and large bowel using an endoscope 30 30 $98
00811 Anesthesia for other procedure on large bowel using an endoscope 28 28 $73
00910 Anesthesia for other procedure on urinary system through urethra 18 18 $56
00840 Anesthesia for other procedure on lower abdomen 15 15 $138

In context: peer comparison

Among 15 peers in this city , average services per provider: 31. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$7
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Ambu Inc. 1 $6.66

By nature of payment

Food and Beverage
$7

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
54
Patients
53
Total drug cost
$559
Drug Type Claims Patients Total cost
Mupirocin Generic 54 53 $559

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Gemma's medical specialty?
Dr. Thomas Gemma practices Anesthesiology Physician in Youngstown, OH.
Where does Dr. Thomas Gemma practice?
Dr. Thomas Gemma practices at 1044 Belmont Ave, Youngstown, OH 445041006. Office phone: 3307422100.
What is Dr. Thomas Gemma's NPI?
Dr. Thomas Gemma's National Provider Identifier (NPI) is 1861438426, issued by NPPES.
Does Dr. Thomas Gemma accept Medicare assignment?
Yes. Dr. Thomas Gemma accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Gemma commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for exam of colon using an endoscope (HCPCS 00812); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for procedure for total knee joint replacement (HCPCS 01402). Source: CMS Medicare Physician & Other Practitioners file.