Johnny Yun, PA C
Physician Assistant · Portland, OR
Johnny Yun, PA C is a physician assistant with a practice address in Portland, Oregon, and NPI 1538155312, issued on Sep 27, 2005. Check the license (Oregon PA 00686, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Johnny Yun
- Credential
- PA C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA 00686 OR
Self-reported in NPPES; status is on the state search - Practice location
- 9155 SW Barnes RD, Portland, OR 97225
- Phone
- (503) 297-3766
- Enumerated
- Sep 27, 2005
- Record last updated
- Sep 24, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (503) 297-8148
- Medicaid IDs
- 1538155312 WA
500604584 OR - Medicare enrollment
- Enrolled (PECOS I20100430000752); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 2,094 in Oregon → Look up another NPI →
Also registered at 9155 SW Barnes RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Corleen Angela BantugonRegistered Dietitian1336029479
- Catherine Barlow, MDPsychiatry Physician1467547844
- Steven Beeson, MDInternal Medicine Physician1538278296
- Christine Bloom, NPAcute Care Nurse Practitioner1417083726
- Vijayalaxmi Bogavelli, M.D.Psychiatry Physician1568522233
- Sean Brown, PA-CPhysician Assistant1285969311
Verify Johnny Yun in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license PA 00686Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
43% fewer Medicare Part D claims than the average physician assistant in 2024
475 Medicare Part D claims for 222 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 258 claims were for opioids.
Most prescribed
- Oxycodone Hcl216 claims
- Ondansetron Odt87 claims
- Meloxicam51 claims
- Cefadroxil19 claims
- Hydromorphone Hcl19 claims
- Naloxone Hcl14 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
- Kaiser Foundation Health Plan OF The NorthwestClackamas, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Johnny Yun among 2,094 physician assistant records in Oregon
Johnny Yun, PA C is one of 2,094 physician assistant records with a practice address in Oregon. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 97% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated1998 · median 2017 among the 1,552 with a school on file
- Record last updated2013 · 37% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Physician Assistant providers in Oregon
There are 2,094 physician assistant records in Oregon.
All 2,094 in Oregon → Every provider in Portland → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Alec Baker, PA-CPortland, OR 972251932158953
- Lisa Bauer, PA-CPortland, OR 972251356585186
- Sean Brown, PA-CPortland, OR 972251285969311
- Paul Deitering, PA-CPortland, OR 972251598701690
- Lawrence Denis, P.A.-C.Portland, OR 972251821102682
- Janis Denning, PACPortland, OR 972251295929198
- Jenny Hume, PA CPortland, OR 972251851387666
- Karen Jacobson, PA-CPortland, OR 972251588836654
Common questions
What is Johnny Yun, PA C's NPI number?
Johnny Yun, PA C's National Provider Identifier (NPI) is 1538155312, issued on Sep 27, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Johnny Yun, PA C located?
The NPPES record lists a practice address at 9155 SW Barnes RD, Portland, OR, 97225. Phone: (503) 297-3766. Providers update this record themselves, so call before visiting.
How can I verify Johnny Yun, PA C's license?
NPPES lists Oregon license number PA 00686, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Johnny Yun, PA C prescribe under Medicare Part D?
In 2024, Johnny Yun, PA C had 475 Medicare Part D claims for 222 beneficiaries; the average among physician assistant prescribers was 830. 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.