Mark A. Thoma, M.D.
Pediatrics Physician · Delaware, OH
Mark A. Thoma, M.D. is a pediatrics physician with a practice address in Delaware, Ohio, and NPI 1821259987, issued on Jun 21, 2008. Check the license (Ohio 35.091505, as entered in NPPES) on the State Medical Board of Ohio; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mark A. Thoma
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 35.091505 OH
Self-reported in NPPES; status is on the state search - Practice location
- 551 W Central Ave, Delaware, OH 43015
- Phone
- (740) 615-0300
- Enumerated
- Jun 21, 2008
- Record last updated
- Jan 5, 2022
- Fax
- (740) 615-0301
- Medicaid ID
- 2962049 OH
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 2,972 in Ohio → Look up another NPI →
Also registered at 551 W Central Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lauren McClain, CNPFamily Nurse Practitioner1114454303
- Teresa Recker Gross, D.O.Pediatrics Physician1942520499
- William Schirmer, MDSurgery Physician1225049976
Verify Mark A. Thoma in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35.091505Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Mark A. Thoma among 2,972 pediatrics physician records in Ohio
Mark A. Thoma, M.D. is one of 2,972 pediatrics physician records with a practice address in Ohio. 35% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2008, is newer than 50% of them.
- NPI issued2008 · 50% of these records are older, 46% newer
- In a Medicare fileNo · 35% of these records are
- In the CMS Doctors and Clinicians fileNo · 10% of these records are
- Record last updated2022 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 pediatrics physician records list a practice address in Delaware
They are 12 of the 919 NPPES records with a practice address in Delaware, and 2,972 pediatrics physician records in Ohio. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,972 in Ohio → Every provider in Delaware → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Susan Alexander, M.D.Delaware, OH 430151720019524
- Kathleen Blake, MDDelaware, OH 430151235392275
- Jennifer Burkam, M.D.Delaware, OH 430151053636357
- Natalie Dick, D.O.Delaware, OH 430151295067395
- Stacee Lewis, MDDelaware, OH 430151316439664
- Julie Newsom, M.D.Delaware, OH 430151942663893
- Teresa Recker Gross, D.O.Delaware, OH 430151942520499
- John Rosenfield, M.D.Delaware, OH 430151437217122
Common questions
What is Mark A. Thoma, M.D.'s NPI number?
Mark A. Thoma, M.D.'s National Provider Identifier (NPI) is 1821259987, issued on Jun 21, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Mark A. Thoma, M.D. located?
The NPPES record lists a practice address at 551 W Central Ave, Delaware, OH, 43015. Phone: (740) 615-0300. Providers update this record themselves, so call before visiting.
How can I verify Mark A. Thoma, M.D.'s license?
NPPES lists Ohio license number 35.091505, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.