NPPES file of Aug 9, 2026

Merrell N. Cooper, DO

Family Medicine Physician · Morton, WA

Merrell N. Cooper, DO is a family medicine physician with a practice address in Morton, Washington, and NPI 1407942592, issued on Oct 5, 2006. Check the license (Washington OP00001426, as entered in NPPES) on the Washington Medical Commission; 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
1407942592
Name
Merrell N. Cooper
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
OP00001426 WA
Self-reported in NPPES; status is on the state search
Practice location
531 Adams Street, Morton, WA 98356
Phone
(360) 496-5145
Enumerated
Oct 5, 2006
Record last updated
Jul 10, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(360) 496-5093
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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Verify Merrell N. Cooper in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license OP00001426
    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 Washington license search

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6 family medicine physician records list a practice address in Morton

They are 6 of the 43 NPPES records with a practice address in Morton, and 5,534 family medicine physician records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other family medicine physician records in Washington

  1. Shawn Aaron, MDLongview, WA1578560710
  2. John Abano, M.D.Shoreline, WA1891929857
  3. Sarah Abbot, DOKirkland, WA1033555180
  4. Arthur Abbott, M.D.Seattle, WA1255488847
  5. Dale Abbott, MDBurlington, WA1760453534
  6. Michael Abbott, MDEast Wenatchee, WA1336179928
  7. Richard Abbott, M.D.Mount Vernon, WA1689835803
  8. Charlee Abboud, DOTacoma, WA1174152169
  9. Suad AbdelazizSeattle, WA1306423421
  10. Joonis Abdulkhader, M.D.Seattle, WA1518154335

Common questions

What is Merrell N. Cooper, DO's NPI number?

Merrell N. Cooper, DO's National Provider Identifier (NPI) is 1407942592, issued on Oct 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Merrell N. Cooper, DO located?

The NPPES record lists a practice address at 531 Adams Street, Morton, WA, 98356. Phone: (360) 496-5145. Providers update this record themselves, so call before visiting.

How can I verify Merrell N. Cooper, DO's license?

NPPES lists Washington license number OP00001426, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. 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.