Michiko Oishi, PA-C
Medical Physician Assistant · Beaverton, OR
Michiko Oishi, PA-C is a medical physician assistant with a practice address in Beaverton, Oregon, and NPI 1568714517, issued on Oct 15, 2012. Check the license (Oregon PA165320, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Michiko Oishi
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- PA165320 OR
Self-reported in NPPES; status is on the state search - Practice location
- 2865 SW Cedar Hills Blvd Bldg 14, Beaverton, OR 97005
- Phone
- (503) 342-2520
- Enumerated
- Oct 15, 2012
- Record last updated
- Mar 17, 2025
- Fax
- (415) 252-7176
- Medicaid ID
- 500676859 OR
- Medicare enrollment
- Enrolled (PECOS I20131216000410); accepts Medicare assignment
- Medical or professional school
- George Washington University School Of Medicine, 2012
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 699 in Oregon → Look up another NPI →
Also registered at 2865 SW Cedar Hills Blvd Bldg 14
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alexandra Bond, M.D.Family Medicine Physician1427497031
- Bertha Kao, MDNeonatal-Perinatal Medicine Physician1912916271
- Herbert Lim, MDFamily Medicine Physician1235124520
Verify Michiko Oishi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license PA165320Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average medical physician assistant in 2024
138 Medicare Part D claims for 33 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Atorvastatin Calcium12 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 practice group's MIPS final score for 2023 (Medicare payment program): 87.8 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).
Michiko Oishi among 699 medical physician assistant records in Oregon
Michiko Oishi, PA-C is one of 699 medical physician assistant records with a practice address in Oregon. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 47% of them.
- NPI issued2012 · 47% of these records are older, 49% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated2012 · median 2014 among the 508 with a school on file
- Record last updated2025 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in Oregon
There are 699 medical physician assistant records in Oregon.
All 699 in Oregon → Every provider in Beaverton → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Adrienne Batla, PA-CBeaverton, OR 970051982153417
- Salma Faris, PA-CBeaverton, OR 970051346438504
- Jean-Luc Gustin, PABeaverton, OR 970051083727507
- Carolyn Laviolette, P.A.-C.Beaverton, OR 970051891805511
- Megan Manley, PA-CBeaverton, OR 970051427560663
- Susan Wagner, PA-CBeaverton, OR 970051588775357
- Jessica Baele, PA-CBeaverton, OR 970061124641006
- Kimberly Hensley, PA-CHillsboro, OR 970061235578626
Common questions
What is Michiko Oishi, PA-C's NPI number?
Michiko Oishi, PA-C's National Provider Identifier (NPI) is 1568714517, issued on Oct 15, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Michiko Oishi, PA-C located?
The NPPES record lists a practice address at 2865 SW Cedar Hills Blvd Bldg 14, Beaverton, OR, 97005. Phone: (503) 342-2520. Providers update this record themselves, so call before visiting.
How can I verify Michiko Oishi, PA-C's license?
NPPES lists Oregon license number PA165320, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Michiko Oishi, PA-C prescribe under Medicare Part D?
In 2024, Michiko Oishi, PA-C had 138 Medicare Part D claims for 33 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.
What is Michiko Oishi, PA-C's MIPS final score?
The 2023 MIPS final score is 87.8 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.