Doctor profile · Federal record
Dr. Joshua Walker, MD/PHD
Radiation Oncology Physician (CMS: Radiation Oncology) · Portland, OR
- NPI 1962848655
- Accepts Medicare
- MIPS 90.5 / 100 · 2023
- 13 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
3181 Sw Sam Jackson Park RD # Kpv4
Portland, OR 97239
(503) 494-8756 - Additional location
-
1775 Thompson RD
Coos Bay, OR 974202198
(541) 269-8111
Credentials & registration
- NPI registered
- May 2013 — 13 yrs on file
- Profile last updated
- October 1, 2020
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 2085R0001X — NUCC code
- State license (1)
- Oregon #MD189059
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1962848655. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
265
Distinct HCPCS
9
Medicare allowed
$32,227
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
77300 |
Calculation of radiation therapy dose | 84 | 22 | $34 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 41 | 29 | $97 | |
77334 |
Design and construction of complex radiation treatment device | 31 | 11 | $63 | |
77263 |
Complex radiation therapy planning | 27 | 20 | $174 | |
77301 |
High precision radiation therapy planning | 22 | 17 | $436 | |
77338 |
Design and construction of radiation treatment device for high precision radiation therapy | 22 | 17 | $234 | |
77470 |
Special radiation treatment | 16 | 12 | $111 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 11 | 11 | $136 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 11 | 11 | $67 |
In context: peer comparison
Among 17 peers in Portland Radiation Oncology Physician, average services per provider: 52. This provider delivers 5.1× the peer median.Frequently asked questions
What is Dr. Joshua Walker's medical specialty?
Dr. Joshua Walker practices Radiation Oncology Physician in Portland, OR.
Where does Dr. Joshua Walker practice?
Dr. Joshua Walker practices at 3181 Sw Sam Jackson Park RD # Kpv4, Portland, OR 97239. Office phone: 5034948756.
What is Dr. Joshua Walker's NPI?
Dr. Joshua Walker's National Provider Identifier (NPI) is 1962848655, issued by NPPES.
Does Dr. Joshua Walker accept Medicare assignment?
Yes. Dr. Joshua Walker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joshua Walker commonly perform?
Top Medicare-reported procedures in 2023: Calculation of radiation therapy dose (HCPCS 77300); Established patient office or other outpatient visit (HCPCS 99214); Design and construction of complex radiation treatment device (HCPCS 77334). Source: CMS Medicare Physician & Other Practitioners file.