Doctor profile · Federal record

Dr. Ronald de Vries, PH.D

Clinical Psychologist · Tukwila, WA

  • NPI 1790757292
  • Accepts Medicare
  • 32 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
16040 Christensen RD, Suite 212
Tukwila, WA 981882934
(206) 431-5336
fax (206) 431-5430

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State license (1)
Washington #PY1995

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790757292. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
156
Distinct HCPCS
1
Medicare allowed
$14,986
HCPCS Description Services Patients Avg allowed
90834 Psychotherapy, 45 minutes 156 15 $96

In context: peer comparison

Among 1 peers in Tukwila Clinical Psychologist, average services per provider: 156. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Ronald de Vries's medical specialty?
Dr. Ronald de Vries practices Clinical Psychologist in Tukwila, WA.
Where does Dr. Ronald de Vries practice?
Dr. Ronald de Vries practices at 16040 Christensen RD, Tukwila, WA 981882934. Office phone: 2064315336.
What is Dr. Ronald de Vries's NPI?
Dr. Ronald de Vries's National Provider Identifier (NPI) is 1790757292, issued by NPPES.
Does Dr. Ronald de Vries accept Medicare assignment?
Yes. Dr. Ronald de Vries accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ronald de Vries commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.