William G. Clark, MD
Emergency Medicine Physician · Canton, OH
William G. Clark, MD is an emergency medicine physician with a practice address in Canton, Ohio, and NPI 1134195241, issued on Feb 28, 2006. Check the license (Ohio 35067146, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- William G. Clark
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 35067146 OH
Self-reported in NPPES; status is on the state search - Practice location
- 2600 Sixth St SW, Canton, OH 44710
- Phone
- (330) 363-3926
- Enumerated
- Feb 28, 2006
- Record last updated
- Jul 1, 2022
- Fax
- (330) 363-5380
- Medicaid ID
- 0177697 OH
- Medicare enrollment
- Enrolled (PECOS I20040504000122); accepts Medicare assignment
- Medical or professional school
- University Of Toledo College Of Medicine, 1996
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,002 in Ohio → Look up another NPI →
Also registered at 2600 Sixth St SW
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify William G. Clark in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35067146Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% more Medicare Part D claims than the average emergency medicine physician in 2024
354 Medicare Part D claims for 256 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 69 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen59 claims
- Cephalexin51 claims
- Doxycycline Hyclate20 claims
- Ondansetron Hcl20 claims
- Albuterol Sulfate Hfa18 claims
- Dicyclomine Hcl18 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.
Bills Medicare through 4 group practices
- Aultman Now Urgent Care, LLCNorth Canton, OH
- Caep-Dunlap, LLCOrrville, OH
- Canton Aultman Emergency Physicians IncCanton, OH
- Summa Emergency Associates IncCuyahoga Falls, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William G. Clark among 3,002 emergency medicine physician records in Ohio
William G. Clark, MD is one of 3,002 emergency medicine physician records with a practice address in Ohio. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 63% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated1996 · median 2013 among the 1,720 with a school on file
- Record last updated2022 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
87 emergency medicine physician records list a practice address in Canton
They are 87 of the 5,763 NPPES records with a practice address in Canton, and 3,002 emergency medicine physician records in Ohio.
All 3,002 in Ohio → Every provider in Canton → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Allan Atienza, MDCanton, OH 447101619943008
- Timothy Cooley, DOCanton, OH 447101710953005
- Steven Davis, MDCanton, OH 447101295701340
- Daryl Donald, MDCanton, OH 447101255307500
- Mark Hatcher, MDCanton, OH 447101588630776
- Paul Hrics, MDCanton, OH 447101437125622
- Thomas Kinney, MDCanton, OH 447101346216355
- Geoffrey McDonough, MDCanton, OH 447101548236797
Common questions
What is William G. Clark, MD's NPI number?
William G. Clark, MD's National Provider Identifier (NPI) is 1134195241, issued on Feb 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William G. Clark, MD located?
The NPPES record lists a practice address at 2600 Sixth St SW, Canton, OH, 44710. Phone: (330) 363-3926. Providers update this record themselves, so call before visiting.
How can I verify William G. Clark, MD's license?
NPPES lists Ohio license number 35067146, 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 William G. Clark, MD prescribe under Medicare Part D?
In 2024, William G. Clark, MD had 354 Medicare Part D claims for 256 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.