Doctor profile · Federal record

Dr. Sonya Dempsey, ARNP

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Kennewick, WA

  • NPI 1265274526
  • Accepts Medicare
  • 2 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
34504 S Valley Vista Pr Se
Kennewick, WA 993385100
(509) 430-6257

Credentials & registration

NPPES · NUCC
NPI registered
June 2024 — 2 yrs on file
Year of graduation
2024 — 2 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State license (1)
Washington #AP51561778

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265274526. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$171
Transactions
7
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, INC 2 $54.18
Teva Pharmaceuticals USA, INC. 2 $48.58
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 1 $27.78
Takeda Pharmaceuticals U.S.A., INC. 1 $26.18
Alkermes, INC. 1 $13.85

By nature of payment

Food and Beverage
$171

Frequently asked questions

Auto-generated from federal data
What is Dr. Sonya Dempsey's medical specialty?
Dr. Sonya Dempsey practices Psychiatric/Mental Health Nurse Practitioner in Kennewick, WA.
Where does Dr. Sonya Dempsey practice?
Dr. Sonya Dempsey practices at 34504 S Valley Vista Pr Se, Kennewick, WA 993385100. Office phone: 5094306257.
What is Dr. Sonya Dempsey's NPI?
Dr. Sonya Dempsey's National Provider Identifier (NPI) is 1265274526, issued by NPPES.
Does Dr. Sonya Dempsey accept Medicare assignment?
Yes. Dr. Sonya Dempsey accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.