Mark Andrew Hillyer, MD
Family Medicine Physician · Bolivar, OH
Mark Andrew Hillyer, MD is a family medicine physician with a practice address in Bolivar, Ohio, and NPI 1649248840, issued on Mar 14, 2006. Check the license (Ohio 35082430, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Mark Andrew Hillyer
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 35082430 OH
Self-reported in NPPES; status is on the state search - Practice location
- 10724 State Route 212 NE, Bolivar, OH 44612
- Phone
- (330) 874-7165
- Enumerated
- Mar 14, 2006
- Record last updated
- Feb 17, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (330) 874-7166
- Medicaid ID
- 2485172 OH
- Medicare enrollment
- Enrolled (PECOS I20040722000691); accepts Medicare assignment
- Medical or professional school
- Northeastern Ohio University College Of Medicine, 2001
- Entity
- Type 1 · individual
Also registered at 10724 State Route 212 NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Matthew Hiestand, MDInternal Medicine Physician1497723613
- Marybeth Smith, APN, FNP-CFamily Nurse Practitioner1285934604
Verify Mark Andrew Hillyer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35082430Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.7 times the Medicare Part D claims of the average family medicine physician in 2024
9,743 Medicare Part D claims for 683 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 148 claims were for opioids.
Most prescribed
- Atorvastatin Calcium500 claims
- Amlodipine Besylate356 claims
- Losartan Potassium338 claims
- Hydrochlorothiazide303 claims
- Levothyroxine Sodium289 claims
- Rosuvastatin Calcium243 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 one group practice
- Orrville Hospital FoundationBolivar, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
1 family medicine physician records list a practice address in Bolivar
They are 1 of the 24 NPPES records with a practice address in Bolivar, and 5,606 family medicine physician records in Ohio.
Other family medicine physician records in Ohio
- John Philamer Abad, M.D.Westerville, OH1356376800
- Katarina Abadie, M.D.Solon, OH1760917447
- Heeran Abawi, M.D.Fairfield, OH1932337649
- Ghassan Abdallah, M.D.Middleburg Heights, OH1265531859
- Karyn Abdallah, M.D.Middleburg Heights, OH1477652816
- Mohamed Abdo, DODelaware, OH1083293229
- Neelab Abdullah, MDCleveland, OH1538806922
- Mohammad AbdulrasoolToledo, OH1053738096
- Johnny Abi-Rached, DOVermilion, OH1548902018
- Katherine Able-Perkins, D.O.Athens, OH1174751143
Common questions
What is Mark Andrew Hillyer, MD's NPI number?
Mark Andrew Hillyer, MD's National Provider Identifier (NPI) is 1649248840, issued on Mar 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Andrew Hillyer, MD located?
The NPPES record lists a practice address at 10724 State Route 212 NE, Bolivar, OH, 44612. Phone: (330) 874-7165. Providers update this record themselves, so call before visiting.
How can I verify Mark Andrew Hillyer, MD's license?
NPPES lists Ohio license number 35082430, 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 Mark Andrew Hillyer, MD prescribe under Medicare Part D?
In 2024, Mark Andrew Hillyer, MD had 9,743 Medicare Part D claims for 683 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.