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Derek R. Hatfield, PH.D.

NPI 1427388859ActiveIndividual· Psychologist· Yakima, WA

Psychologist (PH.D.) in Yakima, Washington, licensed in PA and WA, with an NPI issued in January 2010. Medicare paid $19,925 for services to 14 patients in 2024.

Overview

NPI1427388859
StatusActive
Entity typeIndividual
CredentialPH.D.
Sole proprietorYes
NPI issuedJan 7, 2010
Last updated in NPPESAug 31, 2021
Certified by providerAug 31, 2021

Specialties and licenses

TaxonomyCodeLicenseState
Psychologist Primary103T00000XPS016690PA
Psychologist103T00000XPY61150763WA

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Oct 9, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 10, 2026No match—
New York OMIG · Nov 10, 2026No match—
Ohio Medicaid · Nov 10, 2026No match—
Pennsylvania Medicheck · Nov 10, 2026No match—
Washington HCA · Nov 10, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Clinical Psychologist (WA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients14
Services billed167 across 3 procedure codes
Paid by Medicare$19,925

Medicare sources and data years

Education and affiliations

Graduation year2006
Medicare specialtyClinical Psychologist
TelehealthOffers telehealth

Source: CMS Care Compare

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