NPPES file of Aug 9, 2026

Kathleen Louise Fielder, M.D.

Medical Oncology Physician · Tualatin, OR

Kathleen Louise Fielder, M.D. is a medical oncology physician with a practice address in Tualatin, Oregon, and NPI 1922001932, issued on May 23, 2005. Check the license (Oregon MD11747, 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
1922001932
Name
Kathleen Louise Fielder
Credential
M.D.
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
MD11747 OR
Self-reported in NPPES; status is on the state search
Practice location
19260 SW 65TH Ave, Tualatin, OR 97062
Phone
(503) 692-2032
Enumerated
May 23, 2005
Record last updated
Feb 19, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(503) 692-4450
Medicaid IDs
181784 OR
1089719 WA
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 19260 SW 65TH Ave

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

  1. David Armsby, MDPediatrics Physician1366426199
  2. Sivan Ben-David, DOPediatrics Physician1740712041
  3. Laurel Bradford, M.D.Pediatrics Physician1902127368
  4. Sara Cannon, MDPediatrics Physician1467441477
  5. Julia Carr, MDPediatrics Physician1962768622
  6. Erin Clougherty, DPTPhysical Therapist1700193885

Verify Kathleen Louise Fielder in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD11747
    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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Medical Oncology Physician providers in Oregon

There are 107 medical oncology physician records in Oregon. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other medical oncology physician records in Oregon

  1. Anupama Acheson, MDPortland, OR1780689513
  2. Molly Andreason, MDPortland, OR1831518687
  3. Dilip Babu, MDTualatin, OR1285904615
  4. Titas BanerjeeGresham, OR1659807931
  5. Tomasz Beer, MDPortland, OR1669487179
  6. Raed Benkhadra, MDCorvallis, OR1255837746
  7. Eric Bernstein, M.D.Hood River, OR1629290549
  8. Matthew Blackburn, M.D.Portland, OR1376076828
  9. Charles Blanke, MDPortland, OR1639187198
  10. Theodore Braich, M.D.Bend, OR1649286204

Common questions

What is Kathleen Louise Fielder, M.D.'s NPI number?

Kathleen Louise Fielder, M.D.'s National Provider Identifier (NPI) is 1922001932, issued on May 23, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Kathleen Louise Fielder, M.D. located?

The NPPES record lists a practice address at 19260 SW 65TH Ave, Tualatin, OR, 97062. Phone: (503) 692-2032. Providers update this record themselves, so call before visiting.

How can I verify Kathleen Louise Fielder, M.D.'s license?

NPPES lists Oregon license number MD11747, 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.

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.