Yong Cha, MD, PHD
Radiation Oncology Physician · Louisville, KY
Yong Cha, MD, PHD is a radiation oncology physician with a practice address in Louisville, Kentucky, and NPI 1568635332, issued on Apr 11, 2008. Check the license (Kentucky 46430, as entered in NPPES) on the Kentucky Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Yong Cha
- Credential
- MD, PHD
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License number
- 46430 KY
Self-reported in NPPES; status is on the state search - Practice location
- 676 S Floyd St, Louisville, KY 40202
- Phone
- (502) 629-4555
- Enumerated
- Apr 11, 2008
- Record last updated
- Jan 12, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (502) 629-4599
- Medicaid IDs
- 201210720 IN
7100252320 KY - Medicare enrollment
- Enrolled (PECOS I20130812000617); accepts Medicare assignment
- Medical or professional school
- Vanderbilt University School Of Medicine, 2008
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 88 in Kentucky → Look up another NPI →
Also registered at 676 S Floyd St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Taylor Bickett, APRNFamily Nurse Practitioner1437876349
- Thomas Carroll, PHARMDPharmacotherapy Pharmacist1730050378
- Timothy Cunningham, APRNAcute Care Nurse Practitioner1194441816
- Kayla Day, APRNFamily Nurse Practitioner1659975472
- Connor Epperson, AGACNP-BCAcute Care Nurse Practitioner1407578875
- Jonathan Hacker, APRN, DNPAcute Care Nurse Practitioner1851187090
Verify Yong Cha in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKentucky Board of Medical Licensure
Search for license 46430Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
51% fewer Medicare Part D claims than the average radiation oncology physician in 2024
66 Medicare Part D claims for 42 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D.
Most prescribed
- Tamsulosin Hcl14 claims
- Lidocaine Hcl Viscous13 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).
Industry payments in 2024: $77.33
1 payment: food and beverage; the largest payer was Intuitive Surgical, Inc. The 3,275 providers of this specialty with any payment received $1,897.85 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.
One hospital affiliation
- Norton Hospitals, IncLouisville, KY · Acute Care Hospitals2 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Yong Cha among 88 radiation oncology physician records in Kentucky
Yong Cha, MD, PHD 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 2008, is newer than 60% of them.
- NPI issued2008 · 60% of these records are older, 33% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 78% of these records are
- Graduated2008 · median 2004 among the 68 with a school on file
- Record last updated2021 · 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 Louisville → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Andrew Donovan, MDLouisville, KY 402021407353139
- Neal Dunlap, MDLouisville, KY 402021932310422
- Michael Hahl, M.D.Louisville, KY 402021811954449
- Baby Jose, MDLouisville, KY 402021568570497
- Alden KlarerLouisville, KY 402021104211341
- Adrianna Masters, MD, PHDLouisville, KY 402021306265327
- Phylicia Odume, DOLouisville, KY 402021417586413
- Scott Silva, M.D., PH.D.Louisville, KY 402021487097390
Common questions
What is Yong Cha, MD, PHD's NPI number?
Yong Cha, MD, PHD's National Provider Identifier (NPI) is 1568635332, issued on Apr 11, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Yong Cha, MD, PHD located?
The NPPES record lists a practice address at 676 S Floyd St, Louisville, KY, 40202. Phone: (502) 629-4555. Providers update this record themselves, so call before visiting.
How can I verify Yong Cha, MD, PHD's license?
NPPES lists Kentucky license number 46430, 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 Yong Cha, MD, PHD prescribe under Medicare Part D?
In 2024, Yong Cha, MD, PHD had 66 Medicare Part D claims for 42 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
What is Yong Cha, MD, PHD'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.