Joyce S. Endo, M.D.
Family Medicine Physician · West Linn, OR
Joyce S. Endo, M.D. is a family medicine physician with a practice address in West Linn, Oregon, and NPI 1760414262, issued on Jul 7, 2006. Check the license (Oregon MD17097, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Joyce S. Endo
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD17097 OR
Self-reported in NPPES; status is on the state search - Practice location
- 18380 Willamette Dr, West Linn, OR 97068
- Phone
- (503) 635-8384
- Enumerated
- Jul 7, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (503) 636-6475
- Medicaid ID
- 025556 OR
- Medicare enrollment
- Enrolled (PECOS I20100914000445); may accept Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 1988
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,847 in Oregon → Look up another NPI →
Also registered at 18380 Willamette Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joyce S. Endo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD17097Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% more Medicare Part D claims than the average family medicine physician in 2024
6,894 Medicare Part D claims for 510 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 259 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium561 claims
- Levothyroxine Sodium433 claims
- Losartan Potassium295 claims
- Atorvastatin Calcium288 claims
- Escitalopram Oxalate190 claims
- Lisinopril182 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.
Industry payments in 2024: $291.50
13 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 55,478 providers of this specialty with any payment received $902.55 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.
Joyce S. Endo among 2,847 family medicine physician records in Oregon
Joyce S. Endo, M.D. 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
- Graduated1988 · median 2009 among the 1,671 with a school on file
- Record last updated2007 · 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).
11 family medicine physician records list a practice address in West Linn
They are 11 of the 471 NPPES records with a practice address in West Linn, and 2,847 family medicine physician records in Oregon.
All 2,847 in Oregon → Every provider in West Linn → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jeffrey Dart, M.D.West Linn, OR 970681023424256
- David Farley, M.D.West Linn, OR 970681518982636
- Laurens Johansen, MDWest Linn, OR 970681083683247
- Alyssa Morrow, DO, MPHWest Linn, OR 970681902365224
- Yen Nguyen, DOWest Linn, OR 970681497952360
- Ronald Powell, D.O.West Linn, OR 970681154313682
- Ryan Scott, MDWest Linn, OR 970681487679528
- Betty Shih, MDWest Linn, OR 970681851984421
Common questions
What is Joyce S. Endo, M.D.'s NPI number?
Joyce S. Endo, M.D.'s National Provider Identifier (NPI) is 1760414262, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joyce S. Endo, M.D. located?
The NPPES record lists a practice address at 18380 Willamette Dr, West Linn, OR, 97068. Phone: (503) 635-8384. Providers update this record themselves, so call before visiting.
How can I verify Joyce S. Endo, M.D.'s license?
NPPES lists Oregon license number MD17097, 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 Joyce S. Endo, M.D. prescribe under Medicare Part D?
In 2024, Joyce S. Endo, M.D. had 6,894 Medicare Part D claims for 510 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.