Doctor Profile

Cancer Care · Radiation Oncology

Joshua M. Walker

MD · Radiation Oncology · Oregon Health Sciences University School Of Medicine
3181 SW SAM JACKSON PARK RD
Portland, OR 97239
✓ Accepts Medicare 💻 Offers Telehealth 🎓 13 Years Practicing
150
Medicare Patients / yr
9
Procedures Billed
13
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 Joshua M. Walker'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. Walker

See which plans Dr. Walker accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Oregon, the fastest way to find a Medicare plan that covers Dr. Walker is to compare every Medicare Advantage and Part D plan available near 97239, OR — the Radiation Oncology's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 97239, OR →

Or call the office at (503) 494-8311 to confirm acceptance directly.

What Dr. Walker Does

Dr. Walker served 150 Medicare patients across 265 services in the latest CMS reporting year. That's 67% below the average Radiation Oncology in Oregon (457 patients across 72 doctors).

ProcedureServicesMedicare Patients
Calculation of radiation therapy dose (77300)8422
Established patient office or other outpatient visit, 30-39 minutes (99214)4129
Design and construction of complex radiation treatment device (77334)3111
Complex radiation therapy planning (77263)2720
Design and construction of radiation treatment device for high precision radiation therapy (77338)2217

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

Ohsu Hospital And Clinics

Portland, OR
★★★☆☆ 3/5 CMS Rating

Practice Location & Telehealth Readiness

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

Address: 3181 SW SAM JACKSON PARK RD, Portland, OR 97239
Phone: (503) 494-8311

Area Safety Grade

D-

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

26 min

Average commute time in this zip · 52% 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

74.8856

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 97239, OR

If Dr. Walker isn't accepting new patients or isn't in your plan's network, these are the closest cancer care doctors near 97239, OR:

DoctorSpecialtyMedicare Patients / yrDistance
Sven OlsonHematology/Oncology85<1 mi
Kylee MartensMedical Oncology<1 mi
Thomas G. DelougheryHematology/Oncology244<1 mi
Tanaya ShreeMedical Oncology78<1 mi
Annie K. HungMedical Oncology204<1 mi
Jessica LeonardHematology/Oncology56<1 mi

View all cancer care doctors near 97239, OR →

How to Use This Information

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

Compare Medicare Plans near 97239, OR → All Doctors near 97239, OR

Joshua M. Walker: Common Questions

Does Dr. Walker accept Medicare?
Yes. Dr. Walker is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Walker depends on that plan's provider network. Compare Medicare plans near 97239, OR →
Where is Dr. Walker's office?
Dr. Walker practices at 3181 SW SAM JACKSON PARK RD, Portland, OR 97239. Phone: (503) 494-8311.
What Medicare plans does Dr. Walker accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (503) 494-8311 to confirm your specific plan is accepted, or compare all Medicare plans near 97239, OR to see available options.
Does Dr. Walker offer telehealth visits?
Dr. Walker is registered with Medicare as offering telehealth services. Most Medicare Advantage plans cover telehealth visits at the same or similar cost as in-person visits. Check broadband availability in your area to ensure reliable connectivity for video visits.
How experienced is Dr. Walker?
Dr. Walker graduated in 2013 and has been practicing for approximately 13 years. In the latest CMS reporting year, Dr. Walker treated 150 Medicare patients across 9 distinct procedure types.
How do I know if Dr. Walker 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 (503) 494-8311 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 97239, OR:

Does your Medicare plan cover Dr. Walker?

Compare Plans near 97239, OR →