Weisi Yan, M.D.
Radiation Oncology Physician · Lexington, KY
Weisi Yan, M.D. is a radiation oncology physician with a practice address in Lexington, Kentucky, and NPI 1649405028, issued on May 28, 2009. Check the license (Kentucky 54791, as entered in NPPES) on the Kentucky Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Weisi Yan
- Credential
- M.D.
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License numbers
- 54791 KY
32717 AL
2628841 NY
MD464262 PA
U3134 TX
Self-reported in NPPES; status is on the state search - Practice location
- 800 Rose St Ste C114D, Lexington, KY 40536
- Phone
- (859) 257-7618
- Enumerated
- May 28, 2009
- Record last updated
- Oct 17, 2023
- Fax
- (859) 257-4060
- Medicare enrollment
- Enrolled (PECOS I20210112002067); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 88 in Kentucky → Look up another NPI →
Also registered at 800 Rose St Ste C114D
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Leah D'Souza, MDRadiation Oncology Physician1215554852
- Rafael Ferreira De Carvalho, MDRadiation Oncology Physician1942950316
- Ritesh Kumar, MDRadiation Oncology Physician1376171124
- Beth Martin, APRNFamily Nurse Practitioner1922742733
- Amy Tompkins, APRNFamily Nurse Practitioner1912544545
- Graham Warren, MDRadiation Oncology Physician1043473739
Verify Weisi Yan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKentucky Board of Medical Licensure
Search for license 54791Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% fewer Medicare Part D claims than the average radiation oncology physician in 2024
89 Medicare Part D claims for 43 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Lidocaine Hcl Viscous33 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): 73.1 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).
Weisi Yan among 88 radiation oncology physician records in Kentucky
Weisi Yan, M.D. is one of 88 radiation oncology physician records with a practice address in Kentucky. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 67% of them.
- NPI issued2009 · 67% of these records are older, 30% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 78% of these records are
- Record last updated2023 · 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 2085R0001X and a Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in Kentucky
There are 88 radiation oncology physician records in Kentucky.
All 88 in Kentucky → Every provider in Lexington → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Mark Bernard, M.D.Lexington, KY 405361932468246
- Denise FabianLexington, KY 405361992183065
- Jonathan Feddock, MDLexington, KY 405361164685012
- Aradhana Kaushal, MDLexington, KY 405361629240627
- Ronald McGarry, M.D., PH.D.Lexington, KY 405361144284894
- Pushpa Patel, MDLexington, KY 405361710905054
- Marcus Randall, MDLexington, KY 405361487641700
- Marguerite Sellitti, MDLexington, KY 405361508890534
Common questions
What is Weisi Yan, M.D.'s NPI number?
Weisi Yan, M.D.'s National Provider Identifier (NPI) is 1649405028, issued on May 28, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Weisi Yan, M.D. located?
The NPPES record lists a practice address at 800 Rose St Ste C114D, Lexington, KY, 40536. Phone: (859) 257-7618. Providers update this record themselves, so call before visiting.
How can I verify Weisi Yan, M.D.'s license?
NPPES lists Kentucky license number 54791, 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 Weisi Yan, M.D. prescribe under Medicare Part D?
In 2024, Weisi Yan, M.D. had 89 Medicare Part D claims for 43 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
What is Weisi Yan, M.D.'s MIPS final score?
The 2023 MIPS final score is 73.1 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.