NPPES file of Aug 9, 2026

Alex Castellanos, DC

Chiropractor · Tukwila, WA

Alex Castellanos, DC is a chiropractor with a practice address in Tukwila, Washington, and NPI 1942087671, issued on Sep 14, 2023. Check the license (Washington CH61477806, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1942087671
Name
Alex Castellanos
Credential
DC
Primary taxonomy
Chiropractor 111N00000X
License number
CH61477806 WA
Self-reported in NPPES; status is on the state search
Practice location
13028 Interurban Ave S Ste 106, Tukwila, WA 98168
Phone
(206) 957-7950
Enumerated
Sep 14, 2023
Record last updated
Sep 14, 2023
Medicare enrollment
Enrolled (PECOS I20231129000780); accepts Medicare assignment
Medical or professional school
Life Chiropractic College - West, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest chiropractor records → All 3,006 in Washington → Look up another NPI →

Also registered at 13028 Interurban Ave S Ste 106

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

  1. Sherra Kurtz, LMPMassage Therapist1225348329
  2. Grace Lee, DCChiropractor1528529112

Verify Alex Castellanos 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 CH61477806    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Gonstead Chiropractic OF Seattle PCTukwila, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Alex Castellanos among 3,006 chiropractor records in Washington

Alex Castellanos, DC is one of 3,006 chiropractor records with a practice address in Washington. 21% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 92% of them.

  • NPI issued2023 · 92% of these records are older, 6% newer
  • In a Medicare fileYes · 21% of these records are
  • In the CMS Doctors and Clinicians fileYes · 42% of these records are
  • Graduated2022 · median 2005 among the 1,275 with a school on file
  • Record last updated2023 · 75% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 111N00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

18 chiropractor records list a practice address in Tukwila

They are 18 of the 1,576 NPPES records with a practice address in Tukwila, and 3,006 chiropractor records in Washington.

All 3,006 in Washington → Every provider in Tukwila → Chiropractor nationwide →

The 8 chiropractor records with the nearest ZIP codes

  1. Kendra Buchholz, DCTukwila, WA 981681639485279
  2. Carmen Cassity, D.C.Tukwila, WA 981681376842500
  3. Grace Lee, DCTukwila, WA 981681528529112
  4. Scott McGhie, DCTukwila, WA 981681558121103
  5. Marina Pittman, D.C.Tukwila, WA 981681497952295
  6. Joy Aardappel, DCBurien, WA 981661396902508
  7. Jordin Andrade, DCBurien, WA 981661184439556
  8. William Blackburn, D.C.Burien, WA 981661467719880

Common questions

What is Alex Castellanos, DC's NPI number?

Alex Castellanos, DC's National Provider Identifier (NPI) is 1942087671, issued on Sep 14, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Alex Castellanos, DC located?

The NPPES record lists a practice address at 13028 Interurban Ave S Ste 106, Tukwila, WA, 98168. Phone: (206) 957-7950. Providers update this record themselves, so call before visiting.

How can I verify Alex Castellanos, DC's license?

NPPES lists Washington license number CH61477806, 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. Medicare files from data.cms.gov. 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.