Robert C. Williams, DO
Family Medicine Physician · Spiro, OK
Robert C. Williams, DO is a family medicine physician with a practice address in Spiro, Oklahoma, and NPI 1336137728, issued on Oct 10, 2005. Check the license (Oklahoma 2011, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- Robert C. Williams
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 2011 OK
N5898 AR
Self-reported in NPPES; status is on the state search - Practice location
- 702 W Broadway St, Spiro, OK 74959
- Phone
- (918) 962-2442
- Enumerated
- Oct 10, 2005
- Record last updated
- Aug 17, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (918) 962-3895
- Medicaid IDs
- 108273003 AR
100134340B OK - Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,303 in Oklahoma → Look up another NPI →
Also registered at 702 W Broadway St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nancy Duncan-Larry, PAPhysician Assistant1063489854
- Arveitta Edge, M.D.Family Medicine Physician1356693048
- Linda Rodriguez, D.O.Family Medicine Physician1023057668
Verify Robert C. Williams 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 2011Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average family medicine physician in 2024
191 Medicare Part D claims for 24 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Lisinopril12 claims
- Metformin Hcl Er11 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.
Robert C. Williams among 2,303 family medicine physician records in Oklahoma
Robert C. Williams, DO is one of 2,303 family medicine physician records with a practice address in Oklahoma. 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, 87% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 61% of these records are
- Record last updated2015 · 60% 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 Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 family medicine physician records list a practice address in Spiro
They are 3 of the 27 NPPES records with a practice address in Spiro, and 2,303 family medicine physician records in Oklahoma.
All 2,303 in Oklahoma → Every provider in Spiro → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Arveitta Edge, M.D.Spiro, OK 749591356693048
- Linda Rodriguez, D.O.Spiro, OK 749591023057668
- Leah Bailey, D.O.Stilwell, OK 749601790760171
- Wojciech Dulowski, M.D.Stilwell, OK 749601265407936
- Jeffery Jenkins, M.D.Stilwell, OK 749601417922709
- Janel Johnson, D.O.Stilwell, OK 749601861807091
- Dennis Martin, M.D.Stilwell, OK 749601649282104
- Leslie Rebtoy, DOStilwell, OK 749601376526889
Common questions
What is Robert C. Williams, DO's NPI number?
Robert C. Williams, DO's National Provider Identifier (NPI) is 1336137728, issued on Oct 10, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Robert C. Williams, DO located?
The NPPES record lists a practice address at 702 W Broadway St, Spiro, OK, 74959. Phone: (918) 962-2442. Providers update this record themselves, so call before visiting.
How can I verify Robert C. Williams, DO's license?
NPPES lists Oklahoma license number 2011, 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 C. Williams, DO prescribe under Medicare Part D?
In 2024, Robert C. Williams, DO had 191 Medicare Part D claims for 24 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.