Kar-Yee Wu, MD
Family Medicine Physician · Lake Oswego, OR
Kar-Yee Wu, MD is a family medicine physician with a practice address in Lake Oswego, Oregon, and NPI 1861418832, issued on Jul 14, 2006. Check the license (Oregon MD23585, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Kar-Yee Wu
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD23585 OR
Self-reported in NPPES; status is on the state search - Practice location
- 412 A Ave Ste 200, Lake Oswego, OR 97034
- Phone
- (503) 635-2496
- Enumerated
- Jul 14, 2006
- Record last updated
- Feb 9, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (503) 635-2497
- Medicaid ID
- 181884 OR
- Medicare enrollment
- Enrolled (PECOS I20050516000292); accepts Medicare assignment
- Medical or professional school
- Tufts University School Of Medicine, 1999
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,847 in Oregon → Look up another NPI →
Also registered at 412 A Ave Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Josh Gepner, MDFamily Medicine Physician1174778328
- David Lee, MDFamily Medicine Physician1548310352
- Austin Pliska, PHARMDAmbulatory Care Pharmacist1316457104
- Jeffrey Turner, M.D.Specialist1205855913
- Marco Pocholo Valencia, M.D.Family Medicine Physician1487966107
Verify Kar-Yee Wu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD23585Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% more Medicare Part D claims than the average family medicine physician in 2024
6,197 Medicare Part D claims for 451 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 180 claims were for opioids.
Most prescribed
- Levothyroxine Sodium373 claims
- Atorvastatin Calcium343 claims
- Amlodipine Besylate259 claims
- Losartan Potassium207 claims
- Rosuvastatin Calcium201 claims
- Trazodone Hcl183 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.
Bills Medicare through one group practice
- Legacy Meridian Park HospitalLake Oswego, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kar-Yee Wu among 2,847 family medicine physician records in Oregon
Kar-Yee Wu, MD is one of 2,847 family medicine physician records with a practice address in Oregon. 75% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 53% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1999 · median 2009 among the 1,671 with a school on file
- Record last updated2018 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
24 family medicine physician records list a practice address in Lake Oswego
They are 24 of the 1,377 NPPES records with a practice address in Lake Oswego, and 2,847 family medicine physician records in Oregon.
All 2,847 in Oregon → Every provider in Lake Oswego → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Susan Blasi, D.O.Lake Oswego, OR 970341164877023
- Josh Gepner, MDLake Oswego, OR 970341174778328
- David Lee, MDLake Oswego, OR 970341548310352
- Samantha McKay, M.D.Lake Oswego, OR 970341801087283
- Thomas Raines-Morris, MD, MPHLake Oswego, OR 970341205369873
- Marco Pocholo Valencia, M.D.Lake Oswego, OR 970341487966107
- Marion Darling, MDLake Oswego, OR 970351558366989
- Cynthia Dumler, M.D.Lake Oswego, OR 970351851342489
Common questions
What is Kar-Yee Wu, MD's NPI number?
Kar-Yee Wu, MD's National Provider Identifier (NPI) is 1861418832, issued on Jul 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kar-Yee Wu, MD located?
The NPPES record lists a practice address at 412 A Ave Ste 200, Lake Oswego, OR, 97034. Phone: (503) 635-2496. Providers update this record themselves, so call before visiting.
How can I verify Kar-Yee Wu, MD's license?
NPPES lists Oregon license number MD23585, 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 Kar-Yee Wu, MD prescribe under Medicare Part D?
In 2024, Kar-Yee Wu, MD had 6,197 Medicare Part D claims for 451 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.