Richard D. Mizer, MD
Family Medicine Physician · Greenfield, OH
Richard D. Mizer, MD is a family medicine physician with a practice address in Greenfield, Ohio, and NPI 1811977788, issued on Jan 18, 2006. Check the license (Ohio 35051430, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Richard D. Mizer
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 35051430 OH
Self-reported in NPPES; status is on the state search - Practice location
- 1075 N Washington St, Greenfield, OH 45123
- Phone
- (937) 981-9444
- Enumerated
- Jan 18, 2006
- Record last updated
- Jul 28, 2022
- Fax
- (937) 981-9448
- Medicaid ID
- 0625283 OH
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,606 in Ohio → Look up another NPI →
Also registered at 1075 N Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alex Anderson, D.O.Family Medicine Physician1235662628
- Christina Deland-Reeves, MDFamily Medicine Physician1013912179
- Valerie Good, M.D.Family Medicine Physician1366805970
- Kirthi Jetty, DOFamily Medicine Physician1407317159
- Brandy Jordan, MSN, APRN, FNP-CFamily Nurse Practitioner1184191835
- Hope Tolle, CNPFamily Nurse Practitioner1720598923
Verify Richard D. Mizer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35051430Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
18% fewer Medicare Part D claims than the average family medicine physician in 2024
2,916 Medicare Part D claims for 264 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 157 claims were for opioids.
Most prescribed
- Atorvastatin Calcium157 claims
- Omeprazole125 claims
- Levothyroxine Sodium122 claims
- Amlodipine Besylate112 claims
- Lisinopril106 claims
- Metoprolol Succinate96 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.
Richard D. Mizer among 5,606 family medicine physician records in Ohio
Richard D. Mizer, MD 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 fileNo · 63% of these records are
- 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).
8 family medicine physician records list a practice address in Greenfield
They are 8 of the 181 NPPES records with a practice address in Greenfield, and 5,606 family medicine physician records in Ohio.
All 5,606 in Ohio → Every provider in Greenfield → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Alex Anderson, D.O.Greenfield, OH 451231235662628
- Christina Deland-Reeves, MDGreenfield, OH 451231013912179
- Valerie Good, M.D.Greenfield, OH 451231366805970
- Kirthi Jetty, DOGreenfield, OH 451231407317159
- Duane MastGreenfield, OH 451231710938170
- Robert Sivier, MDGreenfield, OH 451231306897640
- Michael Turner, MDGreenfield, OH 451231629026505
- Andrew Ache, MDGeorgetown, OH 451211740387067
Common questions
What is Richard D. Mizer, MD's NPI number?
Richard D. Mizer, MD's National Provider Identifier (NPI) is 1811977788, issued on Jan 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Richard D. Mizer, MD located?
The NPPES record lists a practice address at 1075 N Washington St, Greenfield, OH, 45123. Phone: (937) 981-9444. Providers update this record themselves, so call before visiting.
How can I verify Richard D. Mizer, MD's license?
NPPES lists Ohio license number 35051430, 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 Richard D. Mizer, MD prescribe under Medicare Part D?
In 2024, Richard D. Mizer, MD had 2,916 Medicare Part D claims for 264 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.