Robert William Barnhorn, MD
Obstetrics & Gynecology Physician · Cincinnati, OH
Robert William Barnhorn, MD is an obstetrics & gynecology physician with a practice address in Cincinnati, Ohio, and NPI 1174510481, issued on Oct 3, 2005. Check the license (Ohio 35038401, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Robert William Barnhorn
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- 35038401 OH
35038401B OH
Self-reported in NPPES; status is on the state search - Practice location
- 8000 Five Mile Road, Cincinnati, OH 45230
- Phone
- (513) 474-2870
- Enumerated
- Oct 3, 2005
- Record last updated
- May 28, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (513) 688-8585
- Medicaid ID
- 0528503 OH
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,572 in Ohio → Look up another NPI →
Also registered at 8000 Five Mile Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Carol Allman, RN, RCNPAdult Health Nurse Practitioner1922258060
- Emma ArgoObstetrics & Gynecology Nurse Practitioner1235657990
- James Day, MDInternal Medicine Physician1487667440
- Omair Khan, DOStudent in an Organized Health Care Education/Training Program1699560193
- Monica Ngu, MDInternal Medicine Physician1396750782
- David Vance, MDInternal Medicine Physician1669485611
Verify Robert William Barnhorn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35038401Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
44 Medicare Part D claims, against an average of 165 among the 28,733 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 William Barnhorn among 1,572 obstetrics & gynecology physician records in Ohio
Robert William Barnhorn, MD is one of 1,572 obstetrics & gynecology physician records with a practice address in Ohio. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 83% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2019 · 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 207V00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Ohio
There are 1,572 obstetrics & gynecology physician records in Ohio.
All 1,572 in Ohio → Every provider in Cincinnati → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Hannah DearworthCincinnati, OH 452301942865811
- Alexandra ForemanCincinnati, OH 452301649767336
- Maria Gerber, MDCincinnati, OH 452301659356723
- Anuja Gupta, M.DCincinnati, OH 452301023270808
- Mary Jabin, M.D.Cincinnati, OH 452301548263866
- Regina LovetteCincinnati, OH 452301497097653
- Timothy Thress, M.D.Cincinnati, OH 452301740277284
- Ginger Baker, MDCincinnati, OH 452311093246506
Common questions
What is Robert William Barnhorn, MD's NPI number?
Robert William Barnhorn, MD's National Provider Identifier (NPI) is 1174510481, issued on Oct 3, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Robert William Barnhorn, MD located?
The NPPES record lists a practice address at 8000 Five Mile Road, Cincinnati, OH, 45230. Phone: (513) 474-2870. Providers update this record themselves, so call before visiting.
How can I verify Robert William Barnhorn, MD's license?
NPPES lists Ohio license number 35038401, 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 William Barnhorn, MD prescribe under Medicare Part D?
In 2024, Robert William Barnhorn, MD had 44 Medicare Part D claims; the average among obstetrics & gynecology physician prescribers was 165. 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.