William Henry St. Clair, MD
Therapeutic Radiology Physician · Lexington, KY
William Henry St. Clair, MD is a therapeutic radiology physician with a practice address in Lexington, Kentucky, and NPI 1285652537, issued on Jul 17, 2006. Check the license (Kentucky 35645, as entered in NPPES) on the Kentucky Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- William Henry St. Clair
- Credential
- MD
- Primary taxonomy
- Therapeutic Radiology Physician 2085R0203X
- License number
- 35645 KY
Self-reported in NPPES; status is on the state search - Practice location
- 800 Rose St, Lexington, KY 40536
- Phone
- (859) 323-6486
- Enumerated
- Jul 17, 2006
- Record last updated
- Sep 11, 2025
- Medicaid ID
- 64014053 KY
- Medicare enrollment
- Enrolled (PECOS I20040204000465); accepts Medicare assignment
- Medical or professional school
- University Of Kentucky College Of Medicine, 1995
- Entity
- Type 1 · individual
Also registered at 800 Rose St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Saba Abdulsada, MDInternal Medicine Physician1750906418
- Richard AbneyCertified Registered Nurse Anesthetist1093280760
- Andrew Abraham, MDInternal Medicine Physician1306424627
- Sonu Abraham, M.D.Advanced Heart Failure and Transplant Cardiology Physician1164975835
Verify William Henry St. Clair in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKentucky Board of Medical Licensure
Search for license 35645Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% fewer Medicare Part D claims than the average therapeutic radiology physician in 2024
77 Medicare Part D claims for 38 beneficiaries, against an average of 161 among the 108 providers of this specialty who prescribed in Part D.
Most prescribed
- Tamsulosin Hcl43 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 practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Kentucky Medical Services Foundation, IncLexington, KY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Therapeutic Radiology Physician providers in Kentucky
There are 3 therapeutic radiology physician records in Kentucky.
Other therapeutic radiology physician records in Kentucky
- Anshu Jain, M.D.Ashland, KY1093942534
- Carol Swarts, MDCrestview Hills, KY1780758698
Common questions
What is William Henry St. Clair, MD's NPI number?
William Henry St. Clair, MD's National Provider Identifier (NPI) is 1285652537, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Henry St. Clair, MD located?
The NPPES record lists a practice address at 800 Rose St, Lexington, KY, 40536. Phone: (859) 323-6486. Providers update this record themselves, so call before visiting.
How can I verify William Henry St. Clair, MD's license?
NPPES lists Kentucky license number 35645, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William Henry St. Clair, MD prescribe under Medicare Part D?
In 2024, William Henry St. Clair, MD had 77 Medicare Part D claims for 38 beneficiaries; the average among therapeutic radiology physician prescribers was 161. Part D covers Medicare prescriptions only.
What is William Henry St. Clair, MD's MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. 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.