Doctor profile · Federal record

Dr. Gregg Martin, PH.D.

Psychologist (CMS: Clinical Psychologist) · Rehabilitation Psychologist · Canton, OH

  • NPI 1174694558
  • Accepts Medicare
  • MIPS 68.5 / 100 · 2023
  • 39 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4760 Belpar St Nw
Canton, OH 447183603
(330) 492-9200
fax (330) 492-5454

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
March 20, 2011
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
103T00000X — NUCC code
State license (1)
Ohio #4547
Medicaid
OH #0888722

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174694558. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
436
Distinct HCPCS
7
Medicare allowed
$48,091
HCPCS Description Services Patients Avg allowed
96132 Evaluation of neuropsychological test, first hour 141 106 $103
90791 Psychiatric diagnostic evaluation 103 100 $147
96133 Evaluation of neuropsychological test, each additional hour 61 34 $95
90832 Psychotherapy, 30 minutes 56 50 $65
96132 Evaluation of neuropsychological test, first hour 36 35 $125
96133 Evaluation of neuropsychological test, each additional hour 21 18 $75
90791 Psychiatric diagnostic evaluation 18 18 $161

In context: peer comparison

Among 4 peers in Canton Psychologist, average services per provider: 65. This provider delivers 6.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregg Martin's medical specialty?
Dr. Gregg Martin practices Psychologist in Canton, OH.
Where does Dr. Gregg Martin practice?
Dr. Gregg Martin practices at 4760 Belpar St Nw, Canton, OH 447183603. Office phone: 3304929200.
What is Dr. Gregg Martin's NPI?
Dr. Gregg Martin's National Provider Identifier (NPI) is 1174694558, issued by NPPES.
Does Dr. Gregg Martin accept Medicare assignment?
Yes. Dr. Gregg Martin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregg Martin commonly perform?
Top Medicare-reported procedures in 2023: Evaluation of neuropsychological test, first hour (HCPCS 96132); Psychiatric diagnostic evaluation (HCPCS 90791); Evaluation of neuropsychological test, each additional hour (HCPCS 96133). Source: CMS Medicare Physician & Other Practitioners file.