NPPES file of Aug 9, 2026

Karen Winchester, M.D.

Ophthalmology Physician · Portland, OR

Karen Winchester, M.D. is an ophthalmology physician with a practice address in Portland, Oregon, and NPI 1265502397, issued on Nov 8, 2006. Check the license (Oregon MD21043, 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
1265502397
Name
Karen Winchester
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
MD21043 OR
Self-reported in NPPES; status is on the state search
Practice location
7724 SW 31St Ave, Portland, OR 97219
Phone
(503) 239-7733
Enumerated
Nov 8, 2006
Record last updated
Feb 7, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(503) 232-0193
Medicaid ID
130235 OR
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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Also registered at 7724 SW 31St Ave

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

  1. Kay Kay RoseMassage Therapist1952136251

Verify Karen Winchester in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD21043    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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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 →

Other ophthalmology physician records in Oregon

  1. Aazy Aaby, MDPortland, OR1164404232
  2. Blake Acohido, M.D.Portland, OR1518100734
  3. Bart Adams, MDPendleton, OR1851344667
  4. Adam Ahmadi, MDHermiston, OR1942294038
  5. Talal Alabduljalil, MDPortland, OR1689044273
  6. Daniel Albert, MDPortland, OR1801862388
  7. Ronald Allen, D.O.Portland, OR1376516294
  8. Asem Alqudah, MDPortland, OR1861736902
  9. Ida Alul, M.D.Bend, OR1770797060
  10. Balamurali Ambati, MDEugene, OR1750397576

Common questions

What is Karen Winchester, M.D.'s NPI number?

Karen Winchester, M.D.'s National Provider Identifier (NPI) is 1265502397, issued on Nov 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Karen Winchester, M.D. located?

The NPPES record lists a practice address at 7724 SW 31St Ave, Portland, OR, 97219. Phone: (503) 239-7733. Providers update this record themselves, so call before visiting.

How can I verify Karen Winchester, M.D.'s license?

NPPES lists Oregon license number MD21043, 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.