Doctor profile · Federal record

Dr. Donald Luke Seltzer III, PSY.D.

Clinical Psychologist · Clinical Psychologist · Fullerton, CA

  • NPI 1790122570
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1619 E Chapman Ave
Fullerton, CA 928314015
(714) 485-7949

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Profile last updated
May 1, 2025
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State licenses (2)
California #31511 · California #PSB94023140

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790122570. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,536
Distinct HCPCS
1
Medicare allowed
$226,766
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 1,536 18 $148

In context: peer comparison

Among 4 peers in Fullerton Clinical Psychologist, average services per provider: 260. This provider delivers 5.9× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Donald Luke Seltzer III's medical specialty?
Dr. Donald Luke Seltzer III practices Clinical Psychologist in Fullerton, CA.
Where does Dr. Donald Luke Seltzer III practice?
Dr. Donald Luke Seltzer III practices at 1619 E Chapman Ave, Fullerton, CA 928314015. Office phone: 7144857949.
What is Dr. Donald Luke Seltzer III's NPI?
Dr. Donald Luke Seltzer III's National Provider Identifier (NPI) is 1790122570, issued by NPPES.
Does Dr. Donald Luke Seltzer III accept Medicare assignment?
Yes. Dr. Donald Luke Seltzer III accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Donald Luke Seltzer III commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.