Robert Horanzy, M.D.
Family Medicine Physician · Davis, OK
Robert Horanzy, M.D. is a family medicine physician with a practice address in Davis, Oklahoma, and NPI 1538157102, issued on Oct 7, 2005. Check the license (Oklahoma 20039, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- Robert Horanzy
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20039 OK
Self-reported in NPPES; status is on the state search - Practice location
- 107 S 3RD St, Davis, OK 73030
- Phone
- (580) 369-2803
- Enumerated
- Oct 7, 2005
- Entity
- Type 1 · individual
Verify Robert Horanzy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
Search for license 20039Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
70% more Medicare Part D claims than the average family medicine physician in 2024
5,995 Medicare Part D claims for 218 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 508 claims were for opioids.
Most prescribed
- Levothyroxine Sodium238 claims
- Hydrocodone-Acetaminophen186 claims
- Furosemide182 claims
- Atorvastatin Calcium179 claims
- Gabapentin163 claims
- Metformin Hcl152 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.
Industry payments in 2024: $22.79
1 payment, mostly food and beverage; the largest payer was Otsuka America Pharmaceutical, Inc.. The 53,013 providers of this specialty with any payment received $861.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
1 family medicine physician records list a Davis practice address
They are 1 of the 34 NPPES records with a Davis practice address, and 2,217 family medicine physician records in Oklahoma.
Other family medicine physician records in Oklahoma
- Michael Aaron, M.D.Weatherford, OK1700958659
- Nicole Abel, DOTulsa, OK1073142022
- Robert Abell, MDOklahoma City, OK1336179126
- Penny AberOklahoma City, OK1982530432
- Bob Abernathy, DOCordell, OK1114920071
- Rochelle Ablah, MDOklahoma City, OK1366656647
- Alireza Abolmaali Damghani, MDMidwest City, OK1427275775
- Akram Abraham, M.D.Hollis, OK1609857754
- John Abraham, MDTulsa, OK1962634535
- Rebecca Abraham, MDTulsa, OK1760610422
Common questions
What is Robert Horanzy, M.D.'s NPI number?
Robert Horanzy, M.D.'s National Provider Identifier (NPI) is 1538157102, issued on Oct 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Robert Horanzy, M.D. located?
The NPPES record lists a practice address at 107 S 3RD St, Davis, OK, 73030. Phone: (580) 369-2803. Providers update this record themselves, so call before visiting.
How can I verify Robert Horanzy, M.D.'s license?
NPPES lists Oklahoma license number 20039, as entered by the provider. Search the Oklahoma Board of Medical Licensure and Supervision at https://www.okmedicalboard.org/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Robert Horanzy, M.D. prescribe under Medicare Part D?
In 2024, Robert Horanzy, M.D. had 5,995 Medicare Part D claims for 218 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.