NPPES file of Aug 9, 2026

Cynthia G. Mills

Addiction (Substance Use Disorder) Counselor · Toppenish, WA

Cynthia G. Mills is an addiction (substance use disorder) counselor with a practice address in Toppenish, Washington, and NPI 1780913566, issued on Dec 8, 2009. Check the license (Washington CP00001556, as entered in NPPES) with the Washington board that licenses this profession; 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
1780913566
Name
Cynthia G. Mills
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
CP00001556 WA
Self-reported in NPPES; status is on the state search
Practice location
20 Gunnyon RD., Toppenish, WA 98948
Phone
(509) 865-5121
Enumerated
Dec 8, 2009
Record last updated
Dec 8, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(509) 865-4333
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 20 Gunnyon RD.

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

  1. Lucy BriggsAddiction (Substance Use Disorder) Counselor1356672026
  2. Mitchell Cueba, CO61037829Addiction (Substance Use Disorder) Counselor1497382782
  3. Raymond Hernandez, CO60274830Addiction (Substance Use Disorder) Counselor1972067023
  4. Brittany Whiz, SUDP-TAddiction (Substance Use Disorder) Counselor1699532168

Verify Cynthia G. Mills in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license CP00001556
    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
Find the Washington license search

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27 addiction (substance use disorder) counselor records list a practice address in Toppenish

They are 27 of the 349 NPPES records with a practice address in Toppenish, and 4,416 addiction (substance use disorder) counselor records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other addiction (substance use disorder) counselor records in Washington

  1. Isha AbdallaEverett, WA1417733510
  2. Bashiir AbdulmuminBellevue, WA1417219478
  3. Bruce AbelsonTacoma, WA1275178766
  4. Claire AberasturiSpokane, WA1740686146
  5. Jessie Abercrombie, SUDP-TWenatchee, WA1174075543
  6. James AbitzSpokane, WA1144722208
  7. Charlene Abrahamson, CDPElma, WA1558543454
  8. Elisabeth Abrahamson, CDPTacoma, WA1285888164
  9. Xandra Abram, SUDPTSeattle, WA1295517779
  10. Suleyma Abrams, SUDPTSunnyside, WA1962141366

Common questions

What is Cynthia G. Mills's NPI number?

Cynthia G. Mills's National Provider Identifier (NPI) is 1780913566, issued on Dec 8, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Cynthia G. Mills located?

The NPPES record lists a practice address at 20 Gunnyon RD., Toppenish, WA, 98948. Phone: (509) 865-5121. Providers update this record themselves, so call before visiting.

How can I verify Cynthia G. Mills's license?

NPPES lists Washington license number CP00001556, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

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.