James David Mark, M.D.
Emergency Medicine Physician · Cleveland, OH
James David Mark, M.D. is an emergency medicine physician with a practice address in Cleveland, Ohio, and NPI 1770524399, issued on Jun 8, 2006. Check the license (Ohio 35074611, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- James David Mark
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 35074611 OH
Self-reported in NPPES; status is on the state search - Practice location
- 18101 Lorain Avenue Cleveland Clinic - Fairview Hospita, Cleveland, OH 44111
- Phone
- (216) 476-7312
- Enumerated
- Jun 8, 2006
- Record last updated
- Jun 28, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20040503000674); accepts Medicare assignment
- Medical or professional school
- Northeastern Ohio University College Of Medicine, 1995
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,002 in Ohio → Look up another NPI →
Also registered at 18101 Lorain Avenue Cleveland Clinic - Fairview Hospita
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Grant Comnick, D.O.Emergency Medicine Physician1699722207
- Lindsay Gould, M.D.Pediatrics Physician1932239019
- Pamela Ritchey, M.D.Emergency Medicine Physician1033438783
- Mary Salacienski, PA-CPhysician Assistant1700333226
- Virginia Wladecki, PAPhysician Assistant1982651550
Verify James David Mark in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35074611Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
51% fewer Medicare Part D claims than the average emergency medicine physician in 2024
111 Medicare Part D claims for 85 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 23 claims were for opioids.
Most prescribed
- Cephalexin12 claims
- Hydrocodone-Acetaminophen11 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.
James David Mark among 3,002 emergency medicine physician records in Ohio
James David Mark, 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
- Graduated1995 · median 2013 among the 1,720 with a school on file
- Record last updated2018 · 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 Cleveland → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Ali Alhaddad, MDCleveland, OH 441111790730885
- Terry Bann, PA-CCleveland, OH 441111962459529
- Erin Broderick, M.D.Cleveland, OH 441111467658716
- Grant Comnick, D.O.Cleveland, OH 441111699722207
- Stephanie Conwell, M.D.Cleveland, OH 441111205876505
- Thomas Higgins, M.D.Cleveland, OH 441111477594075
- Matthew Lashutka, M.D.Cleveland, OH 441111235179862
- David Pelini, M.D.Cleveland, OH 441111982644274
Common questions
What is James David Mark, M.D.'s NPI number?
James David Mark, M.D.'s National Provider Identifier (NPI) is 1770524399, issued on Jun 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James David Mark, M.D. located?
The NPPES record lists a practice address at 18101 Lorain Avenue Cleveland Clinic - Fairview Hospita, Cleveland, OH, 44111. Phone: (216) 476-7312. Providers update this record themselves, so call before visiting.
How can I verify James David Mark, M.D.'s license?
NPPES lists Ohio license number 35074611, 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 James David Mark, M.D. prescribe under Medicare Part D?
In 2024, James David Mark, M.D. had 111 Medicare Part D claims for 85 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.