William D. Ryan, M.D.
Anatomic Pathology & Clinical Pathology Physician · Portland, OR
William D. Ryan, M.D. is an anatomic pathology & clinical pathology physician with a practice address in Portland, Oregon, and NPI 1659694735, issued on Mar 3, 2010. Check the license (Oregon MD.169500, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- William D. Ryan
- Credential
- M.D.
- Primary taxonomy
- Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
- License numbers
- MD.169500 OR
46100 AZ
A102681 CA
MD.60491105 WA
Self-reported in NPPES; status is on the state search - Practice location
- 9205 SW Barnes RD, Portland, OR 97225
- Phone
- (503) 216-7525
- Enumerated
- Mar 3, 2010
- Record last updated
- Apr 17, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20141204002495); accepts Medicare assignment
- Medical or professional school
- George Washington University School Of Medicine, 2006
- Entity
- Type 1 · individual
8 nearest anatomic pathology & clinical pathology physician records → All 195 in Oregon → Look up another NPI →
Also registered at 9205 SW Barnes RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Darshan Acharya, M.D.Diagnostic Radiology Physician1033173638
- Daniel Addy, C.R.N.A.Certified Registered Nurse Anesthetist1003929795
- Alexis Amatisto, DOInternal Medicine Physician1386263580
- Maria Ampomah, M.S. CCC-SLPSpeech-Language Pathologist1871049940
- Christopher Andersen, RNRegistered Nurse1164343323
- Christopher Andrews, M.D.Emergency Medicine Physician1124113808
Verify William D. Ryan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD.169500Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 7 group practices
- Providence Health And Services - OregonNewberg, OR
- Providence Health And Services - OregonCanby, OR
- Providence Health And Services - OregonPortland, OR
- Providence Health And Services - OregonPortland, OR
- Providence Health And Services OregonMilwaukie, OR
- Providence Health And Services OregonSeaside, OR
- Providence Health And Services OregonHood River, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William D. Ryan among 195 anatomic pathology & clinical pathology physician records in Oregon
William D. Ryan, M.D. is one of 195 anatomic pathology & clinical pathology physician records with a practice address in Oregon. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 70% of them.
- NPI issued2010 · 70% of these records are older, 26% newer
- In a Medicare fileYes · 56% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated2006 · median 2006 among the 102 with a school on file
- Record last updated2016 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0102X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anatomic Pathology & Clinical Pathology Physician providers in Oregon
There are 195 anatomic pathology & clinical pathology physician records in Oregon.
All 195 in Oregon → Every provider in Portland → Anatomic Pathology & Clinical Pathology Physician nationwide →
The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes
- Tom Deroche, M.D.Portland, OR 972251407021512
- Matthew Frank, M.D.Portland, OR 972251023229838
- Lanisha Fuller, MDPortland, OR 972251447747324
- Mona Labar, M.D.Portland, OR 972251407960834
- Michael Mesa, DOTigard, OR 972241184744351
- Roberto Anker, M.D.Portland, OR 972271518179613
- Julia Fei, M.D.Portland, OR 972231821244575
- Juan Gonzalez-Vitale, M.D.Portland, OR 972271942348263
Common questions
What is William D. Ryan, M.D.'s NPI number?
William D. Ryan, M.D.'s National Provider Identifier (NPI) is 1659694735, issued on Mar 3, 2010. An NPI identifies a provider in billing; it is not a license.
Where is William D. Ryan, M.D. located?
The NPPES record lists a practice address at 9205 SW Barnes RD, Portland, OR, 97225. Phone: (503) 216-7525. Providers update this record themselves, so call before visiting.
How can I verify William D. Ryan, M.D.'s license?
NPPES lists Oregon license number MD.169500, 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.
What is William D. Ryan, M.D.'s MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. 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.