Karin T. Riggs, M.D.
Internal Medicine Physician · Canton, OH
Karin T. Riggs, M.D. is an internal medicine physician with a practice address in Canton, Ohio, and NPI 1801897558, issued on Aug 3, 2005. Check the license (Ohio 35060762, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Karin T. Riggs
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 35060762 OH
Self-reported in NPPES; status is on the state search - Practice location
- 4575 Stephens Cir NW, Canton, OH 44718
- Phone
- (330) 499-9944
- Enumerated
- Aug 3, 2005
- Record last updated
- Oct 16, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (330) 499-3056
- Medicaid ID
- 875307 OH
- Medicare enrollment
- Enrolled (PECOS I20100305000017); accepts Medicare assignment
- Medical or professional school
- Northeastern Ohio University College Of Medicine, 1988
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
Also registered at 4575 Stephens Cir NW
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joshua Foss, APRN CNPFamily Medicine Physician1386359859
- Inglish Kaput, CNPFamily Nurse Practitioner1336543628
- Amy Lakritz, M.D.Pediatrics Physician1811964380
- Daniel Lee, PA-CPhysician Assistant1043241672
- Brigitta Moresea, M.D.Pediatrics Physician1396746053
Verify Karin T. Riggs in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35060762Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
27% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,330 Medicare Part D claims for 273 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 49 claims were for opioids.
Most prescribed
- Levothyroxine Sodium149 claims
- Lisinopril85 claims
- Amlodipine Besylate74 claims
- Atorvastatin Calcium71 claims
- Metformin Hcl67 claims
- Losartan Potassium57 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
One hospital affiliation
- Cleveland ClinicCleveland, OH · Acute Care Hospitals4 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Karin T. Riggs among 5,277 internal medicine physician records in Ohio
Karin T. Riggs, M.D. is one of 5,277 internal medicine physician records with a practice address in Ohio. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 87% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1988 · median 2006 among the 3,414 with a school on file
- Record last updated2014 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
120 internal medicine physician records list a practice address in Canton
They are 120 of the 5,763 NPPES records with a practice address in Canton, and 5,277 internal medicine physician records in Ohio.
All 5,277 in Ohio → Every provider in Canton → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Yousif Alhallaq, M.D.Canton, OH 447181275659104
- Fredrick Hayek, M.D.Canton, OH 447181982722245
- Stacey Hollaway, MDCanton, OH 447181922064906
- Michael Johnson, MDCanton, OH 447181346273281
- Betsy Kendis, M.D.Canton, OH 447181326049081
- Anna Lengyel, MDCanton, OH 447181386636728
- Murli Manohar, MD PHDCanton, OH 447181518043728
- Milind Sanwardeker, M.D.Canton, OH 447181649269945
Common questions
What is Karin T. Riggs, M.D.'s NPI number?
Karin T. Riggs, M.D.'s National Provider Identifier (NPI) is 1801897558, issued on Aug 3, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Karin T. Riggs, M.D. located?
The NPPES record lists a practice address at 4575 Stephens Cir NW, Canton, OH, 44718. Phone: (330) 499-9944. Providers update this record themselves, so call before visiting.
How can I verify Karin T. Riggs, M.D.'s license?
NPPES lists Ohio license number 35060762, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Karin T. Riggs, M.D. prescribe under Medicare Part D?
In 2024, Karin T. Riggs, M.D. had 2,330 Medicare Part D claims for 273 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.