Mark Grimes, M.D.
Emergency Medicine Physician · Ashland, OH
Mark Grimes, M.D. is an emergency medicine physician with a practice address in Ashland, Ohio, and NPI 1710903646, issued on Jul 14, 2006. Check the license (Ohio 35-080305, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Mark Grimes
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 35-080305 OH
Self-reported in NPPES; status is on the state search - Practice location
- 1025 Center St, Ashland, OH 44805
- Phone
- (419) 289-0491
- Enumerated
- Jul 14, 2006
- Record last updated
- Feb 20, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicaid ID
- 2313651 OH
- Medicare enrollment
- Enrolled (PECOS I20040730000107); accepts Medicare assignment
- Medical or professional school
- Wright State University Boonshoft School Of Medicine, 2000
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,002 in Ohio → Look up another NPI →
Also registered at 1025 Center St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mark Barton, PAPhysician Assistant1811953417
- Kenneth Biddle, PHARMDPharmacist1801247663
- Bernadette Bogner, PA-CPhysician Assistant1386954006
- Amanda Conklin, PHARMDPharmacist1043822604
- Jeffrey Cook, PHARMDPharmacist1962704023
- Tracy Crum, DNP, CNPFamily Nurse Practitioner1245792498
Verify Mark Grimes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35-080305Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.1 times the Medicare Part D claims of the average emergency medicine physician in 2024
468 Medicare Part D claims for 267 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 54 claims were for opioids.
Most prescribed
- Prednisone67 claims
- Cefdinir36 claims
- Hydrocodone-Acetaminophen32 claims
- Albuterol Sulfate Hfa29 claims
- Ibuprofen29 claims
- Baclofen24 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 85.2 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
- Mid-Ohio Emergency Group, LLCShelby, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Grimes among 3,002 emergency medicine physician records in Ohio
Mark Grimes, M.D. 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
- Graduated2000 · median 2013 among the 1,720 with a school on file
- Record last updated2008 · 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).
Emergency Medicine Physician providers in Ohio
There are 3,002 emergency medicine physician records in Ohio.
All 3,002 in Ohio → Every provider in Ashland → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Teri Gourley, D.O.Ashland, OH 448051326065889
- Nicholas Hastings, D.O.Ashland, OH 448051952717373
- Matthew McDaniel, M.D.Ashland, OH 448051881611416
- Quang Le, MDBellevue, OH 448111003928623
- David Androw, MDBucyrus, OH 448201710943568
- Jack Evans, MDBucyrus, OH 448201033175781
- David Jung, DOBucyrus, OH 448201902862683
- Lawrence Lewis, MDBucyrus, OH 448201346206604
Common questions
What is Mark Grimes, M.D.'s NPI number?
Mark Grimes, M.D.'s National Provider Identifier (NPI) is 1710903646, issued on Jul 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Grimes, M.D. located?
The NPPES record lists a practice address at 1025 Center St, Ashland, OH, 44805. Phone: (419) 289-0491. Providers update this record themselves, so call before visiting.
How can I verify Mark Grimes, M.D.'s license?
NPPES lists Ohio license number 35-080305, 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 Grimes, M.D. prescribe under Medicare Part D?
In 2024, Mark Grimes, M.D. had 468 Medicare Part D claims for 267 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Mark Grimes, M.D.'s MIPS final score?
The 2023 MIPS final score is 85.2 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.