NPPES file of Aug 9, 2026

Donald Luke Miller Seltzer III, PSY.D.

Clinical Psychologist · Fullerton, CA

Donald Luke Miller Seltzer III, PSY.D. is a clinical psychologist with a practice address in Fullerton, California, and NPI 1790122570, issued on Jun 3, 2013. Check the license (California 31511, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1790122570
Name
Donald Luke Miller Seltzer III
Credential
PSY.D.
Primary taxonomy
Clinical Psychologist 103TC0700X
License numbers
31511 CA
PSB94023140 CA
Self-reported in NPPES; status is on the state search
Practice location
1619 E Chapman Ave, Fullerton, CA 92831
Phone
(714) 485-7949
Enumerated
Jun 3, 2013
Record last updated
May 1, 2025
Medicare enrollment
Enrolled (PECOS I20200303000591); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest clinical psychologist records → All 12,647 in California → Look up another NPI →

Also registered at 1619 E Chapman Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Nan Alvarez-GrayMarriage & Family Therapist1740555796
  2. Paul Chung, M.D.Psychiatry Physician1780647347
  3. Michelle Craig, LMFTMarriage & Family Therapist1235647959
  4. Marissa Enriquez, MSW, LCSW, PPSCClinical Social Worker1619093614
  5. Sabrina Ferris, PSY.D.Clinical Psychologist1639459175
  6. Laurel Hamilton, MAMarriage & Family Therapist1326299728

Verify Donald Luke Miller Seltzer III in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 31511    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

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Donald Luke Miller Seltzer III among 12,647 clinical psychologist records in California

Donald Luke Miller Seltzer III, PSY.D. is one of 12,647 clinical psychologist records with a practice address in California. 9% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2013, is newer than 67% of them.

  • NPI issued2013 · 67% of these records are older, 29% newer
  • In a Medicare fileNo · 9% of these records are
  • In the CMS Doctors and Clinicians fileYes · 19% of these records are
  • Graduated2017 · median 2006 among the 2,424 with a school on file
  • Record last updated2025 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

55 clinical psychologist records list a practice address in Fullerton

They are 55 of the 5,437 NPPES records with a practice address in Fullerton, and 12,647 clinical psychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 12,647 in California → Every provider in Fullerton → Clinical Psychologist nationwide →

The 8 clinical psychologist records with the nearest ZIP codes

  1. Daphne Artis, PSYDFullerton, CA 928311114080157
  2. Ronald Carlson, PSY DFullerton, CA 928311841206075
  3. Richard Fry, PH.D.Fullerton, CA 928311124113550
  4. Kimberly Hagan, PHDFullerton, CA 928311861584922
  5. Betty Hammond, PH.DFullerton, CA 928311134205792
  6. Jose Jorge, PH.D.Fullerton, CA 928311477656700
  7. Robert Kraszewski, PHDFullerton, CA 928311750447850
  8. Alison Nathan, PHDFullerton, CA 928311659478204

Common questions

What is Donald Luke Miller Seltzer III, PSY.D.'s NPI number?

Donald Luke Miller Seltzer III, PSY.D.'s National Provider Identifier (NPI) is 1790122570, issued on Jun 3, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Donald Luke Miller Seltzer III, PSY.D. located?

The NPPES record lists a practice address at 1619 E Chapman Ave, Fullerton, CA, 92831. Phone: (714) 485-7949. Providers update this record themselves, so call before visiting.

How can I verify Donald Luke Miller Seltzer III, PSY.D.'s license?

NPPES lists California license number 31511, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.