Wiley Chan, MD
Internal Medicine Physician · Portland, OR
Wiley Chan, MD is an internal medicine physician with a practice address in Portland, Oregon, and NPI 1669588828, issued on Aug 21, 2006. Check the license (Oregon OR MD13983, as entered in NPPES) on the Oregon Medical Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Wiley Chan
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- OR MD13983 OR
WA MD00034553 WA
Self-reported in NPPES; status is on the state search - Practice location
- 500 NE Multnomah St, Portland, OR 97232
- Phone
- (503) 813-3860
- Enumerated
- Aug 21, 2006
- Entity
- Type 1 · individual
Also registered at 500 NE Multnomah St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Matthew Antony, D.D.S.Dentist1366456303
- Bennett Barch, M.D.Otolaryngology Physician1386817112
- Rebecca BrinkworthPhysical Therapist1285142521
- John Brittan, D.M.D.General Practice Dentistry1205904158
- Jennifer BurtonOptician1912174574
- Anjali Chennupati, MDStudent in an Organized Health Care Education/Training Program1649597261
Verify Wiley Chan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license OR MD13983Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
1,125 internal medicine physician records list a Portland practice address
They are 1,125 of the 42,088 NPPES records with a Portland practice address, and 2,511 internal medicine physician records in Oregon. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,125 in Portland → All 2,511 in Oregon → Every provider in Portland →
Other internal medicine physician records in Oregon
- Charmaine Clarisse Abalos, M.D.Medford, OR1700376050
- Soraya Abbassian, M.D.Portland, OR1225029184
- Nicholas Abbott, M.D.Tualatin, OR1124319330
- Mohamed Abdel Khalek, M.DRoseburg, OR1972687390
- Rand AbedalweliPortland, OR1265019996
- Robert Abernathy, M.D.Bend, OR1063433449
- Hazel Jane Abool, M.D.Springfield, OR1346538360
- Mohamed Aboukhashan, MDMedford, OR1932350782
- Allison Abraham, D.O.Portland, OR1831488444
- Mary Abraham, MDCorvallis, OR1073876199
Common questions
What is Wiley Chan, MD's NPI number?
Wiley Chan, MD's National Provider Identifier (NPI) is 1669588828, issued on Aug 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Wiley Chan, MD located?
The NPPES record lists a practice address at 500 NE Multnomah St, Portland, OR, 97232. Phone: (503) 813-3860. Providers update this record themselves, so call before visiting.
How can I verify Wiley Chan, MD's license?
NPPES lists Oregon license number OR MD13983, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.