Doctor Profile

Cancer Care · Radiation Oncology

Catherine S. Hwang

MD · Radiation Oncology · Northwestern University Feinberg Medical School
601 E ALTAMONTE DR
Altamonte Spg, FL 32701
✓ Accepts Medicare 🎓 23 Years Practicing
1.1K
Medicare Patients / yr
17
Procedures Billed
23
Years Practicing
1
Hospital Affiliations
Data Source: Identity from NPPES (2026). Procedure & patient volume from CMS Medicare Provider Utilization & Payment Data (2023). Hospital affiliations from CMS Physician Compare. We display publicly reported data — no personal information required to view any of it.
Reviewed by: Wes Ward, Founder & Data Lead • View our methodology

Important: We are not affiliated with Medicare, CMS, or Catherine S. Hwang's practice. This page displays publicly available CMS data to help you research Medicare providers. We do not sell insurance or represent any insurance company. For official enrollment and complete plan information, visit Medicare.gov or call 1-800-MEDICARE.

Medicare Plans That Cover Dr. Hwang

See which plans Dr. Hwang accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Florida, the fastest way to find a Medicare plan that covers Dr. Hwang is to compare every Medicare Advantage and Part D plan available near 32701, FL — the Radiation Oncology's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 32701, FL →

Or call the office at (407) 830-4321 to confirm acceptance directly.

What Dr. Hwang Does

Dr. Hwang served 1,073 Medicare patients across 2,413 services in the latest CMS reporting year. That's 18% above the average Radiation Oncology in Florida (909 patients across 353 doctors).

ProcedureServicesMedicare Patients
Ct guidance for insertion of radiation therapy fields (77014)69698
Design and construction of complex radiation treatment device (77334)27894
Calculation of radiation therapy dose (77300)25190
Radiation treatment management, 5 treatment sessions (77427)23186
Established patient office or other outpatient visit, 30-39 minutes (99214)182145

How to read this: "Services" are the total times Dr. Hwang billed Medicare for each procedure in the latest reporting year. "Patients" counts unique Medicare beneficiaries. Procedures are shown in plain English; the underlying HCPCS codes are available on request.

Hospital Affiliations

Dr. Hwang is affiliated with 1 hospital in the CMS Physician Compare database. Hospital network status depends on your Medicare Advantage plan — always verify before enrolling.

Adventhealth Orlando

Orlando, FL
★★★☆☆ 3/5 CMS Rating

Practice Location & Telehealth Readiness

Dr. Hwang practices at the address below. If you're evaluating Medicare coverage, location matters for in-network access and — when Dr. Hwang offers telehealth — broadband availability at your home matters for virtual visits.

Address: 601 E ALTAMONTE DR, Altamonte Spg, FL 32701
Phone: (407) 830-4321

Area Safety Grade

B-

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

29 min

Average commute time in this zip · 79% of residents drive to work. Practical context for patients deciding whether to make the trip. See the full neighborhood profile at BestNeighborhood.org.

Telehealth Readiness

95.4243

Households with fiber broadband — important for reliable virtual visits. Check your address at ISPReports.org.

Get directions on Google Maps →

Other Cancer Care Doctors near 32701, FL

If Dr. Hwang isn't accepting new patients or isn't in your plan's network, these are the closest cancer care doctors near 32701, FL:

DoctorSpecialtyMedicare Patients / yrDistance
Jawad FrancisMedical Oncology650<1 mi
Muhammad H. ImamHematology/Oncology2.3K<1 mi
David C. Molthrop, Jr.Hematology/Oncology3.7K<1 mi
Ahmed ZakariHematology/Oncology7.4K<1 mi
Wassim M. MchaylehHematology/Oncology704<1 mi

View all cancer care doctors near 32701, FL →

How to Use This Information

Choosing a Medicare plan that covers Dr. Hwang takes three steps:

Compare Medicare Plans near 32701, FL → All Doctors near 32701, FL

Catherine S. Hwang: Common Questions

Does Dr. Hwang accept Medicare?
Yes. Dr. Hwang is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Hwang depends on that plan's provider network. Compare Medicare plans near 32701, FL →
Where is Dr. Hwang's office?
Dr. Hwang practices at 601 E ALTAMONTE DR, Altamonte Spg, FL 32701. Phone: (407) 830-4321.
What Medicare plans does Dr. Hwang accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (407) 830-4321 to confirm your specific plan is accepted, or compare all Medicare plans near 32701, FL to see available options.
Does Dr. Hwang offer telehealth visits?
CMS does not currently list Dr. Hwang as offering telehealth. Call the office at (407) 830-4321 to confirm whether virtual visits are available.
How experienced is Dr. Hwang?
Dr. Hwang graduated in 2003 and has been practicing for approximately 23 years. In the latest CMS reporting year, Dr. Hwang treated 1,073 Medicare patients across 17 distinct procedure types.
How do I know if Dr. Hwang is in-network for my Medicare plan?
Network status varies by plan. The best verification steps: (1) check your plan's provider directory at the carrier's website, (2) call the office at (407) 830-4321 and ask which plans they currently accept, and (3) call the number on the back of your Medicare card. Print our doctor questions checklist →

About the Reviewer

Wes Ward

Wes Ward

Founder & Data Lead

Wes Ward reviews all doctor profiles and methodology for data accuracy. Every Medicare provider page on this site — including the utilization statistics, hospital affiliations, and geocoded practice address — goes through his data-validation pipeline before publication. We display only publicly available CMS data; you never need to enter personal information to see any of it.

With 25+ years in data analytics — including work with highly regulated genomic data at Ancestry.com — Wes brings enterprise-level rigor to healthcare transparency. He is also a co-founder of BestNeighborhood.org (neighborhood data), CrimeGrade.org (block-level safety analytics), and ISPReports.org (broadband availability for telehealth). Those sister sites power the location and telehealth-readiness context on this page.

View full profile →LinkedIn

Data sources: CMS NPPES (2026), CMS Medicare Provider Utilization & Payment Data (2023), CMS Physician Compare, CrimeGrade.org, BestNeighborhood.org, ISPReports.org. This page is for informational purposes only. Always verify coverage directly with the plan and practice. Read our full methodology →Privacy policy

Medicare Resources

Choosing the right Medicare plan involves more than just doctor coverage. These guides help you evaluate the full picture:

Medicare Plans for Conditions Treated by Cancer Care Specialists

See which Medicare plans score highest for conditions commonly managed by this specialty in 32701, FL:

Does your Medicare plan cover Dr. Hwang?

Compare Plans near 32701, FL →