Mark Steven Vosler, DO
Family Medicine Physician · Eaton, OH
Mark Steven Vosler, DO is a family medicine physician with a practice address in Eaton, Ohio, and NPI 1689789869, issued on Aug 20, 2006. Check the license (Ohio 34002967, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Mark Steven Vosler
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 34002967 OH
DO0000000449 TN
Self-reported in NPPES; status is on the state search - Practice location
- 450-B Washington Jackson RD, Eaton, OH 45320
- Phone
- (937) 456-8330
- Enumerated
- Aug 20, 2006
- Record last updated
- May 11, 2022
- Fax
- (937) 456-8335
- Medicaid ID
- 0427881 OH
- Medicare enrollment
- Enrolled (PECOS I20070906000291); accepts Medicare assignment
- Medical or professional school
- At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 1979
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,606 in Ohio → Look up another NPI →
Verify Mark Steven Vosler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 34002967Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6.2 times the Medicare Part D claims of the average family medicine physician in 2024
22,010 Medicare Part D claims for 997 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 522 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,290 claims
- Furosemide776 claims
- Levothyroxine Sodium759 claims
- Lisinopril640 claims
- Amlodipine Besylate621 claims
- Potassium Chloride576 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
- Alliance Physicians IncWest Carrollton, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Steven Vosler among 5,606 family medicine physician records in Ohio
Mark Steven Vosler, DO is one of 5,606 family medicine physician records with a practice address in Ohio. 80% 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 18% of them.
- NPI issued2006 · 18% of these records are older, 48% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1979 · median 2005 among the 3,510 with a school on file
- Record last updated2022 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
7 family medicine physician records list a practice address in Eaton
They are 7 of the 210 NPPES records with a practice address in Eaton, and 5,606 family medicine physician records in Ohio.
All 5,606 in Ohio → Every provider in Eaton → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Harold Ferguson, D.O.Eaton, OH 453201659312205
- Amy Goff, D.O.Eaton, OH 453201720141252
- Robert Kominiarek, D.O.Eaton, OH 453201841389913
- Peter Sambol, DOEaton, OH 453201740487123
- Jill Vosler, D.OEaton, OH 453201639153166
- Scott Vosler, DOEaton, OH 453201659355188
- Donald Collins, MDEnglewood, OH 453221235123472
- Andrea Dillon, MDEnglewood, OH 453221316207889
Common questions
What is Mark Steven Vosler, DO's NPI number?
Mark Steven Vosler, DO's National Provider Identifier (NPI) is 1689789869, issued on Aug 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Steven Vosler, DO located?
The NPPES record lists a practice address at 450-B Washington Jackson RD, Eaton, OH, 45320. Phone: (937) 456-8330. Providers update this record themselves, so call before visiting.
How can I verify Mark Steven Vosler, DO's license?
NPPES lists Ohio license number 34002967, 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 Steven Vosler, DO prescribe under Medicare Part D?
In 2024, Mark Steven Vosler, DO had 22,010 Medicare Part D claims for 997 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.