NPPES file of Aug 9, 2026

James Maxson

Psychologist · Yakima, WA

James Maxson is a psychologist with a practice address in Yakima, Washington, and NPI 1437382140, issued on Aug 27, 2009. Check the license (Washington PY60860492, 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
1437382140
Name
James Maxson
Primary taxonomy
Psychologist 103T00000X
License numbers
PY60860492 WA
1465 MT
Self-reported in NPPES; status is on the state search
Practice location
307 S 12TH Ave Ste 4B, Yakima, WA 98902
Phone
(509) 575-8457
Enumerated
Aug 27, 2009
Record last updated
Nov 30, 2023
Fax
(509) 453-1273
Medicare enrollment
Enrolled (PECOS I20231229002806); accepts Medicare assignment
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 psychologist records → All 1,089 in Washington → Look up another NPI →

Also registered at 307 S 12TH Ave Ste 4B

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

  1. Sharon Adams, SUDPAddiction (Substance Use Disorder) Counselor1477196814
  2. Stephanie Aguilar, MAMental Health Counselor1912563016
  3. Michael Clement, MS, CDPAddiction (Substance Use Disorder) Counselor1568973097
  4. Felix Espinoza, MSEDCounselor1821831462
  5. Jennifer Fadden, MA, LMFTMarriage & Family Therapist1881962850
  6. Fredy Farias-SanchezMental Health Counselor1386032795

Verify James Maxson 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 PY60860492    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. Yakima Valley Farm Workers ClinicYakima, WA

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

James Maxson among 1,089 psychologist records in Washington

James Maxson is one of 1,089 psychologist records with a practice address in Washington. 11% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 47% of them.

  • NPI issued2009 · 47% of these records are older, 49% newer
  • In a Medicare fileYes · 11% of these records are
  • In the CMS Doctors and Clinicians fileYes · 21% of these records are
  • Graduated2012 · median 2009 among the 226 with a school on file
  • Record last updated2023 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychologist providers in Washington

There are 1,089 psychologist records in Washington.

All 1,089 in Washington → Every provider in Yakima → Psychologist nationwide →

The 8 psychologist records with the nearest ZIP codes

  1. David Bauman, PSYDYakima, WA 989021376928747
  2. Bridget Beachy, PSYDYakima, WA 989021033588371
  3. Brenna Boyd, PSYDYakima, WA 989021467198697
  4. Mayra Correa Barada, PYSDYakima, WA 989021376289512
  5. Jada HammondYakima, WA 989021255011771
  6. Carrah James, PHDYakima, WA 989021154689800
  7. Robert Newell, PH.D.Yakima, WA 989021629341789
  8. Arissa Walberg, PHDYakima, WA 989021891185286

Common questions

What is James Maxson's NPI number?

James Maxson's National Provider Identifier (NPI) is 1437382140, issued on Aug 27, 2009. An NPI identifies a provider in billing; it is not a license.

Where is James Maxson located?

The NPPES record lists a practice address at 307 S 12TH Ave Ste 4B, Yakima, WA, 98902. Phone: (509) 575-8457. Providers update this record themselves, so call before visiting.

How can I verify James Maxson's license?

NPPES lists Washington license number PY60860492, 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.