Doctor Profile

Cancer Care · Radiation Oncology

Benjamin Cahan

MD · Radiation Oncology · Un Of California, Irvine, College Of Medicine
209 FAIR OAKS AVE
South Pasadena, CA 91030
✓ Accepts Medicare 🎓 15 Years Practicing
762
Medicare Patients / yr
24
Procedures Billed
15
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 Benjamin Cahan'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. Cahan

See which plans Dr. Cahan accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for California, the fastest way to find a Medicare plan that covers Dr. Cahan is to compare every Medicare Advantage and Part D plan available near 91030, CA — the Radiation Oncology's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 91030, CA →

Or call the office at (626) 396-2900 to confirm acceptance directly.

What Dr. Cahan Does

Dr. Cahan served 762 Medicare patients across 2,813 services in the latest CMS reporting year. That's similar to the average Radiation Oncology in California (707 patients across 428 doctors).

ProcedureServicesMedicare Patients
Ct guidance for insertion of radiation therapy fields (77014)55540
Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session (G6015)50335
Calculation of radiation therapy dose (77300)22262
Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev (G6012)20918
Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy (G6002)19622

How to read this: "Services" are the total times Dr. Cahan 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. Cahan is affiliated with 1 hospital in the CMS Physician Compare database. Hospital network status depends on your Medicare Advantage plan — always verify before enrolling.

Providence Holy Cross Medical Center

Mission Hills, CA
★★★★☆ 4/5 CMS Rating

Practice Location & Telehealth Readiness

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

Address: 209 FAIR OAKS AVE, South Pasadena, CA 91030
Phone: (626) 396-2900

Area Safety Grade

C-

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

37 min

Average commute time in this zip · 65% 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

16.4885

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 91030, CA

If Dr. Cahan isn't accepting new patients or isn't in your plan's network, these are the closest cancer care doctors near 91030, CA:

DoctorSpecialtyMedicare Patients / yrDistance
Amanda SchwerRadiation Oncology1.6K<1 mi
Trevor LimRadiation Oncology1.0K<1 mi
Helen K. ChenRadiation Oncology1.1K<1 mi
Venita WilliamsRadiation Oncology438<1 mi
Caitlin GomezRadiation Oncology430<1 mi
Jason LiuRadiation Oncology<1 mi

View all cancer care doctors near 91030, CA →

How to Use This Information

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

Compare Medicare Plans near 91030, CA → All Doctors near 91030, CA

Benjamin Cahan: Common Questions

Does Dr. Cahan accept Medicare?
Yes. Dr. Cahan is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Cahan depends on that plan's provider network. Compare Medicare plans near 91030, CA →
Where is Dr. Cahan's office?
Dr. Cahan practices at 209 FAIR OAKS AVE, South Pasadena, CA 91030. Phone: (626) 396-2900.
What Medicare plans does Dr. Cahan accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (626) 396-2900 to confirm your specific plan is accepted, or compare all Medicare plans near 91030, CA to see available options.
Does Dr. Cahan offer telehealth visits?
CMS does not currently list Dr. Cahan as offering telehealth. Call the office at (626) 396-2900 to confirm whether virtual visits are available.
How experienced is Dr. Cahan?
Dr. Cahan graduated in 2011 and has been practicing for approximately 15 years. In the latest CMS reporting year, Dr. Cahan treated 762 Medicare patients across 24 distinct procedure types.
How do I know if Dr. Cahan 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 (626) 396-2900 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 91030, CA:

Does your Medicare plan cover Dr. Cahan?

Compare Plans near 91030, CA →