Christopher Walter Ryan, MD
Medical Oncology Physician · Portland, OR
Christopher Walter Ryan, MD is a medical oncology physician with a practice address in Portland, Oregon, and NPI 1033127584, issued on Aug 3, 2006. Check the license (Oregon MD24250, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Christopher Walter Ryan
- Credential
- MD
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License number
- MD24250 OR
Self-reported in NPPES; status is on the state search - Practice location
- 3303 SW Bond Ave, Portland, OR 97239
- Phone
- (503) 494-6594
- Enumerated
- Aug 3, 2006
- Record last updated
- Sep 18, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicaid ID
- 226796 OR
- Medicare enrollment
- Enrolled (PECOS I20081202000614); accepts Medicare assignment
- Medical or professional school
- State University Of Ny Upstate Medical University, 1994
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest medical oncology physician records → All 107 in Oregon → Look up another NPI →
Also registered at 3303 SW Bond Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joanna Adams, PA-CSurgical Physician Assistant1538587795
- Courtney Alley, ATCAthletic Trainer1457758344
- Paula Amato, MDReproductive Endocrinology Physician1316027683
- Jamie Anderson, DPTPhysical Therapist1730511635
- Shannon Anderson, PA-CPhysician Assistant1780832402
- Anne Marie Banasky, OTR, CHTOccupational Therapist1164631370
Verify Christopher Walter Ryan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD24250Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average medical oncology physician in 2024
210 Medicare Part D claims for 58 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 31% of claims.
Most prescribed
- Dexamethasone23 claims
- Levothyroxine Sodium20 claims
- Prochlorperazine Maleate20 claims
- Prednisone18 claims
- Abiraterone Acetate12 claims
- Nubeqa12 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 MIPS final score for 2023 (Medicare payment program): 97.8 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $161.09
3 payments; by number, the most common kind was education; the largest payer was SpringWorks Therapeutics, Inc. The 3,343 providers of this specialty with any payment received $11,773.47 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 one group practice
- University Professional ServicesBeaverton, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christopher Walter Ryan among 107 medical oncology physician records in Oregon
Christopher Walter Ryan, MD is one of 107 medical oncology physician records with a practice address in Oregon. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 19% of them.
- NPI issued2006 · 19% of these records are older, 49% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1994 · median 2003 among the 76 with a school on file
- Record last updated2017 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Oncology Physician providers in Oregon
There are 107 medical oncology physician records in Oregon.
All 107 in Oregon → Every provider in Portland → Medical Oncology Physician nationwide →
The 8 medical oncology physician records with the nearest ZIP codes
- Tomasz Beer, MDPortland, OR 972391669487179
- Charles Blanke, MDPortland, OR 972391639187198
- Jeremy Cetnar, M.D.Portland, OR 972391104804970
- Julie Graff, M.D.Portland, OR 972391942445952
- Elizabeth Loggers, M.D., PH.D.Portland, OR 972391477523637
- Charles Lopez, M.D.Portland, OR 972391851473060
- Shiuh-Wen Luoh, MDPortland, OR 972391619982113
- Rosemarie Mannino, MDPortland, OR 972391649392135
Common questions
What is Christopher Walter Ryan, MD's NPI number?
Christopher Walter Ryan, MD's National Provider Identifier (NPI) is 1033127584, issued on Aug 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Christopher Walter Ryan, MD located?
The NPPES record lists a practice address at 3303 SW Bond Ave, Portland, OR, 97239. Phone: (503) 494-6594. Providers update this record themselves, so call before visiting.
How can I verify Christopher Walter Ryan, MD's license?
NPPES lists Oregon license number MD24250, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Christopher Walter Ryan, MD prescribe under Medicare Part D?
In 2024, Christopher Walter Ryan, MD had 210 Medicare Part D claims for 58 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.
What is Christopher Walter Ryan, MD's MIPS final score?
The 2023 MIPS final score is 97.8 of 100. 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.