Robert Clay Williams, D.O.
Urology Physician · Tyler, TX
Robert Clay Williams, D.O. is a urology physician with a practice address in Tyler, Texas, and NPI 1144269697, issued on Jun 6, 2006. Check the license (Texas M0970, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Robert Clay Williams
- Credential
- D.O.
- Primary taxonomy
- Urology Physician 208800000X
- License number
- M0970 TX
Self-reported in NPPES; status is on the state search - Practice location
- 700 Olympic Plaza Cir, Tyler, TX 75701
- Phone
- (903) 262-3900
- Enumerated
- Jun 6, 2006
- Record last updated
- Aug 14, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (903) 262-3993
- Medicaid ID
- 173429501 TX
- Medicare enrollment
- Enrolled (PECOS I20050613000876); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest urology physician records → All 960 in Texas → Look up another NPI →
Also registered at 700 Olympic Plaza Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
- William Armstrong, M.D.Urology Physician1699074351
- John Barnett, MDRadiation Oncology Physician1538177217
- Yvonne Baum, M.D.Internal Medicine Physician1679572614
- Thomas Bright, M.D.Urology Physician1811937378
- Rebecca Cali, M.D.Colon & Rectal Surgery Physician1992766091
- Joseph Conflitti, MDOrthopaedic Surgery Physician1720022650
Verify Robert Clay Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license M0970Check 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 urology physician in 2024
2,279 Medicare Part D claims for 536 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 88 claims were for opioids.
Most prescribed
- Alfuzosin Hcl Er469 claims
- Solifenacin Succinate392 claims
- Tamsulosin Hcl198 claims
- Anastrozole164 claims
- Testosterone Cypionate148 claims
- Myrbetriq119 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.
The MIPS final score for 2023 (Medicare payment program): 97.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $10,738.24
26 payments; by number, the most common kind was food and beverage; the largest payer was Coloplast Corp. The 9,340 providers of this specialty with any payment received $3,800.04 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.
Bills Medicare through one group practice
- Etmc Physician Group, Inc.Tyler, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert Clay Williams among 960 urology physician records in Texas
Robert Clay Williams, D.O. is one of 960 urology physician records with a practice address in Texas. 82% 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 · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1999 · median 2004 among the 667 with a school on file
- Record last updated2013 · 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 208800000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Urology Physician providers in Texas
There are 960 urology physician records in Texas.
All 960 in Texas → Every provider in Tyler → Urology Physician nationwide →
The 8 urology physician records with the nearest ZIP codes
- William Armstrong, M.D.Tyler, TX 757011699074351
- Thomas Bright, M.D.Tyler, TX 757011811937378
- Joseph Decarlo, M.D.Tyler, TX 757011013954809
- Charles Dickson, M.D.Tyler, TX 757011043250533
- Mark Greenberg, M.D.Tyler, TX 757011629018122
- Steven Lomax, MDTyler, TX 757011003263328
- Steven Roberts, MDTyler, TX 757011720275043
- James Turlington, MDTyler, TX 757011346345113
Common questions
What is Robert Clay Williams, D.O.'s NPI number?
Robert Clay Williams, D.O.'s National Provider Identifier (NPI) is 1144269697, issued on Jun 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert Clay Williams, D.O. located?
The NPPES record lists a practice address at 700 Olympic Plaza Cir, Tyler, TX, 75701. Phone: (903) 262-3900. Providers update this record themselves, so call before visiting.
How can I verify Robert Clay Williams, D.O.'s license?
NPPES lists Texas license number M0970, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Robert Clay Williams, D.O. prescribe under Medicare Part D?
In 2024, Robert Clay Williams, D.O. had 2,279 Medicare Part D claims for 536 beneficiaries; the average among urology physician prescribers was 1,340. Part D covers Medicare prescriptions only.
What is Robert Clay Williams, D.O.'s MIPS final score?
The 2023 MIPS final score is 97.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.