Gregg A. Martin, PH.D.
Psychologist · Canton, OH
Gregg A. Martin, PH.D. is a psychologist with a practice address in Canton, Ohio, and NPI 1174694558, issued on Nov 10, 2006. Check the license (Ohio 4547, as entered in NPPES) with the Ohio board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gregg A. Martin
- Credential
- PH.D.
- Primary taxonomy
- Psychologist 103T00000X
- License number
- 4547 OH
Self-reported in NPPES; status is on the state search - Practice location
- 4760 Belpar St NW, Canton, OH 44718
- Phone
- (330) 492-9200
- Enumerated
- Nov 10, 2006
- Record last updated
- Mar 20, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (330) 492-5454
- Medicaid ID
- 0888722 OH
- Medicare enrollment
- Enrolled (PECOS I20110502000464); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Human Medicine, 1987
- Entity
- Type 1 · individual
Also registered at 4760 Belpar St NW
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Laura Amison, PTPhysical Therapist1679513311
- Rakesh Arora, M.D.Orthopaedic Surgery Physician1245301605
- Samantha BeddowMedical Physician Assistant1114811445
- Courtney Bertels, OTR/LOccupational Therapist1538833884
- Melissa Bickett, MDSports Medicine (Orthopaedic Surgery) Physician1730332701
- Ryan Bitzel, PTPhysical Therapist1659440675
Verify Gregg A. Martin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Ohio board licenses this profession
Search for license 4547Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 68.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Orthounited, Inc.Canton, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Psychologist providers in Ohio
There are 1,529 psychologist records in Ohio.
Other psychologist records in Ohio
- Deborah AbdulrahimEast Cleveland, OH1861105751
- Katherine Abrahamowicz, PSY.D.Columbus, OH1629550728
- Evelyn Abramson, PHDLisbon, OH1629157490
- Jenilee Accurso, MAColumbus, OH1376037036
- Karen Ackerman-Spain, PH.D.Perrysburg, OH1386701902
- Kara AcostaCincinnati, OH1093500647
- Elizabeth Adams, PSYDVan Wert, OH1457486961
- Evie Adelman, PH.D.Lancaster, OH1932125234
- Manfred Adler, PH.D.Lyndhurst, OH1700909942
- Farshid Afsarifard, PH.D.Mentor, OH1619004322
Common questions
What is Gregg A. Martin, PH.D.'s NPI number?
Gregg A. Martin, PH.D.'s National Provider Identifier (NPI) is 1174694558, issued on Nov 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregg A. Martin, PH.D. located?
The NPPES record lists a practice address at 4760 Belpar St NW, Canton, OH, 44718. Phone: (330) 492-9200. Providers update this record themselves, so call before visiting.
How can I verify Gregg A. Martin, PH.D.'s license?
NPPES lists Ohio license number 4547, as entered by the provider. Search the Ohio board that licenses this profession; the NPPES record confirms identity only.
What is Gregg A. Martin, PH.D.'s MIPS final score?
The 2023 MIPS final score is 68.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.