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Clinical Social Worker

Gayle M. Tate Casson, CSW

Sees patients in Longview, WA · Washington

Summary

Gayle M. Tate Casson, CSW is a clinical social worker at 1615 Delaware St, Longview, WA 98632. Phone: (360) 414-2200. Accepts Medicare assignment. NPI 1114911922. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Clinical social worker
  • Address: 1615 Delaware St, Longview, WA 98632 · Directions (1 more location)
  • Phone: (360) 414‑2200
  • Medicare: Accepts Medicare assignment
  • Group practice: PeaceHealth
  • School: graduated 1992
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Gayle M. Tate Casson, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Gayle M. Tate Casson accept Medicare assignment?
Yes. Medicare's clinician data says Gayle M. Tate Casson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Gayle M. Tate Casson's NPI number?
1114911922. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Gayle M. Tate Casson is enrolled with Medicare (CMS data updated October 2, 2026).

  • 1615 Delaware StLongview, WA 98632
  • 600 Broadway StLongview, WA 98632 (360) 414‑2200

Group practices

Medicare enrollment lists Gayle M. Tate Casson as a member of this group (CMS data updated October 2, 2026).

  • PeaceHealth195 clinicians in the group

Specialties

Find other clinicians: Clinical Social Worker, Washington →

Other clinical social workers in Longview

Clinicians with the same Medicare primary specialty in Longview, WA — not a recommendation.

All clinical social workers in Longview →

Other clinicians in PeaceHealth

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialCSW
Graduation year1992
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1114911922
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians