Joan P. Duncan, PA-C
Physician Assistant · Grants Pass, OR
Joan P. Duncan, PA-C is a physician assistant with a practice address in Grants Pass, Oregon, and NPI 1407947732, issued on Sep 28, 2006. Check the license (Oregon PA00609, as entered in NPPES) with the Oregon board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Joan P. Duncan
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA00609 OR
Self-reported in NPPES; status is on the state search - Practice location
- 1716 Williams Hwy, Grants Pass, OR 97527
- Phone
- (541) 474-6053
- Enumerated
- Sep 28, 2006
- Record last updated
- Apr 9, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (541) 474-4527
- Entity
- Type 1 · individual
Also registered at 1716 Williams Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jon Ermshar, M.D.Family Medicine Physician1366438095
- Ivy Hsieh, DOFamily Medicine Physician1588242184
- Laurel OkorofskyMedical Physician Assistant1629470661
- Brett Rasmussen Pa-C, PA-CMedical Physician Assistant1962712547
Verify Joan P. Duncan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license PA00609Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
42 physician assistant records list a practice address in Grants Pass
They are 42 of the 2,127 NPPES records with a practice address in Grants Pass, and 2,094 physician assistant records in Oregon. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 42 in Grants Pass → All 2,094 in Oregon → Every provider in Grants Pass →
Other physician assistant records in Oregon
- Taylor Abdala, PAStayton, OR1528694221
- Sanyi Yoseph AbdissaHermiston, OR1083356018
- Emad Aboujaoude, PAPortland, OR1982619490
- Aaron AbrahamHappy Valley, OR1063186823
- Erika Acuna, PA-CPortland, OR1881072775
- Heather Adair, PA-CTigard, OR1568749539
- John Adair, PA-CIrrigon, OR1578873477
- Kylee AdamekBend, OR1326720186
- Julie Adams, PA-CHillsboro, OR1710078779
- Danielle Addleman, PAPendleton, OR1669745469
Common questions
What is Joan P. Duncan, PA-C's NPI number?
Joan P. Duncan, PA-C's National Provider Identifier (NPI) is 1407947732, issued on Sep 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joan P. Duncan, PA-C located?
The NPPES record lists a practice address at 1716 Williams Hwy, Grants Pass, OR, 97527. Phone: (541) 474-6053. Providers update this record themselves, so call before visiting.
How can I verify Joan P. Duncan, PA-C's license?
NPPES lists Oregon license number PA00609, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity 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. 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.