Catherine S. Hwang, MD
Radiation Oncology Physician · Orlando, FL
Catherine S. Hwang, MD is a radiation oncology physician with a practice address in Orlando, Florida, and NPI 1043496193, issued on Jan 18, 2008. Check the license (Florida ME121276, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Catherine S. Hwang
- Credential
- MD
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License numbers
- ME121276 FL
125045563 IL
51430 WI
Self-reported in NPPES; status is on the state search - Practice location
- 601 E Rollins St, Orlando, FL 32803
- Phone
- (407) 303-2030
- Enumerated
- Jan 18, 2008
- Record last updated
- Sep 28, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicaid ID
- 1043496193 WI
- Medicare enrollment
- Enrolled (PECOS I20141104001952); accepts Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 2003
- Entity
- Type 1 · individual
Also registered at 601 E Rollins St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Catherine S. Hwang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME121276Check 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 50 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Triamcinolone Acetonide19 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): 78 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: $29.38
1 payment: food and beverage; the largest payer was TerSera Therapeutics LLC. 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.
Bills Medicare through 2 group practices
- Florida Hospital Medical Group IncOrlando, FL
- Florida Hospital Medical Group IncAltamonte Spg, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Radiation Oncology Physician providers in Florida
There are 520 radiation oncology physician records in Florida.
Other radiation oncology physician records in Florida
- Andre Abitbol, M.D.Miami, FL1417944745
- Matthew Abramowitz, MDMiami, FL1295993699
- Scot Ackerman, MDJacksonville, FL1942205364
- James Adams, MDPensacola, FL1518981380
- Paul Adams, MDOxford, FL1770578619
- Anurag Agarwal, MDBoca Raton, FL1962482836
- Anesa Ahamad, M.D.Aventura, FL1710083506
- Kamran Ahmed, MDTampa, FL1659633915
- Clayton Alonso, MDTampa, FL1730508599
- Taghrid Altoos, MDClearwater, FL1124255005
Common questions
What is Catherine S. Hwang, MD's NPI number?
Catherine S. Hwang, MD's National Provider Identifier (NPI) is 1043496193, issued on Jan 18, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Catherine S. Hwang, MD located?
The NPPES record lists a practice address at 601 E Rollins St, Orlando, FL, 32803. Phone: (407) 303-2030. Providers update this record themselves, so call before visiting.
How can I verify Catherine S. Hwang, MD's license?
NPPES lists Florida license number ME121276, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Catherine S. Hwang, MD prescribe under Medicare Part D?
In 2024, Catherine S. Hwang, MD had 66 Medicare Part D claims for 50 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
What is Catherine S. Hwang, MD's MIPS final score?
The 2023 MIPS final score is 78 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.