NPPES file of Aug 9, 2026

William K. Harris, MD

Ophthalmology Physician · Portland, OR

William K. Harris, MD is an ophthalmology physician with a practice address in Portland, Oregon, and NPI 1902908767, issued on Sep 2, 2006. Check the license (Oregon OR MD07562, as entered in NPPES) on the Oregon Medical Board; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1902908767
Name
William K. Harris
Credential
MD
Primary taxonomy
Ophthalmology Physician 207W00000X
License numbers
OR MD07562 OR
WA MD00027405 WA
Self-reported in NPPES; status is on the state search
Practice location
3600 N Interstate Ave, Portland, OR 97227
Phone
(503) 285-9321
Enumerated
Sep 2, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest ophthalmology physician records → All 322 in Oregon → Look up another NPI →

Also registered at 3600 N Interstate Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Nancy Alexander, AU.DAudiologist1912949694
  2. Rulla AlsaediPharmacist1942907266
  3. Jennifer AndersonOncology Registered Nurse1942139019
  4. Shareen BakerOptician1851488373
  5. Christine Barnett, M.D.Hematology & Oncology Physician1679772743
  6. Lane Barton, MDPhysical Medicine & Rehabilitation Physician1114036746

Verify William K. Harris in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license OR MD07562    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Oregon license search

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William K. Harris among 322 ophthalmology physician records in Oregon

William K. Harris, MD is one of 322 ophthalmology physician records with a practice address in Oregon. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 24% of them.

  • NPI issued2006 · 24% of these records are older, 45% newer
  • In a Medicare fileNo · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2007 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in Oregon

There are 322 ophthalmology physician records in Oregon. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 322 in Oregon → Every provider in Portland → Ophthalmology Physician nationwide →

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Diana Bennett, MDPortland, OR 972271770676355
  2. Melinda Binkley, M.D.Portland, OR 972271508209040
  3. Anthony Cirino, M.D.Portland, OR 972271235245218
  4. Griffin Jardine, M.D.Portland, OR 972271811280787
  5. John Koo, MDPortland, OR 972271043356470
  6. Rachel Landon, M.D.Portland, OR 972271578664223
  7. Wayne Lo, MDPortland, OR 972271356373047
  8. Michael May, M.D.Portland, OR 972271649380874

Common questions

What is William K. Harris, MD's NPI number?

William K. Harris, MD's National Provider Identifier (NPI) is 1902908767, issued on Sep 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William K. Harris, MD located?

The NPPES record lists a practice address at 3600 N Interstate Ave, Portland, OR, 97227. Phone: (503) 285-9321. Providers update this record themselves, so call before visiting.

How can I verify William K. Harris, MD's license?

NPPES lists Oregon license number OR MD07562, 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), 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.