Robert Randall Schaffer, M.D., FAAFP
Family Medicine Physician · Dayton, OH
Robert Randall Schaffer, M.D., FAAFP is a family medicine physician with a practice address in Dayton, Ohio, and NPI 1023039435, issued on Jul 21, 2006. Check the license (Ohio 35056157, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Robert Randall Schaffer
- Credential
- M.D., FAAFP
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 35056157 OH
ME91795 FL
6192 MT
Self-reported in NPPES; status is on the state search - Practice location
- 4100 W 3RD St, Dayton, OH 45428
- Phone
- (937) 268-6511
- Enumerated
- Jul 21, 2006
- Record last updated
- Oct 5, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (513) 423-3309
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,606 in Ohio → Look up another NPI →
Also registered at 4100 W 3RD St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Robert Randall Schaffer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35056157Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
42 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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.
Robert Randall Schaffer among 5,606 family medicine physician records in Ohio
Robert Randall Schaffer, M.D., FAAFP 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 updated2017 · 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).
149 family medicine physician records list a practice address in Dayton
They are 149 of the 12,431 NPPES records with a practice address in Dayton, and 5,606 family medicine physician records in Ohio.
All 5,606 in Ohio → Every provider in Dayton → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Maryann Bhat, MDDayton, OH 454281639125255
- Scott Bleser, DODayton, OH 454281811008246
- Laetitia Festus-Abibo, M.D.Dayton, OH 454281497860597
- Jagdish Makkar, MDDayton, OH 454281689828931
- Dettleff Olson, D.O.Dayton, OH 454281497868475
- George Rizk, D.O.Dayton, OH 454281104097773
- Christopher Smith, D.O.Dayton, OH 454281467492603
- Vimal Taneja, MDDayton, OH 454281518114883
Common questions
What is Robert Randall Schaffer, M.D., FAAFP's NPI number?
Robert Randall Schaffer, M.D., FAAFP's National Provider Identifier (NPI) is 1023039435, issued on Jul 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert Randall Schaffer, M.D., FAAFP located?
The NPPES record lists a practice address at 4100 W 3RD St, Dayton, OH, 45428. Phone: (937) 268-6511. Providers update this record themselves, so call before visiting.
How can I verify Robert Randall Schaffer, M.D., FAAFP's license?
NPPES lists Ohio license number 35056157, 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 Robert Randall Schaffer, M.D., FAAFP prescribe under Medicare Part D?
In 2024, Robert Randall Schaffer, M.D., FAAFP had 42 Medicare Part D claims; 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.