NPPES file of Aug 9, 2026

Roger Lee Girion, PH.D

Clinical Psychologist · Lancaster, CA

Roger Lee Girion, PH.D is a clinical psychologist with a practice address in Lancaster, California, and NPI 1386912806, issued on Dec 12, 2011. Check the license (California PSY24704, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1386912806
Name
Roger Lee Girion
Credential
PH.D
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
PSY24704 CA
Self-reported in NPPES; status is on the state search
Practice location
1652 W Avenue J, Lancaster, CA 93534
Phone
(661) 249-6720
Enumerated
Dec 12, 2011
Record last updated
Dec 10, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(661) 249-6859
Medicare enrollment
Enrolled (PECOS I20120223000913); 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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Also registered at 1652 W Avenue J

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

  1. Omorogiuwa Adeneye, PMHNPPsychiatric/Mental Health Nurse Practitioner1770271280
  2. Sharon Ashton, PA-CMedical Physician Assistant1659584746
  3. Bruce Franer, LMFTMarriage & Family Therapist1265986756
  4. Janet GarciaClinical Social Worker1013677145

Verify Roger Lee Girion 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 PSY24704
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Inland Psychiatric Medical Group IncLancaster, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Roger Lee Girion among 12,647 clinical psychologist records in California

Roger Lee Girion, PH.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. Its NPI, issued in 2011, is newer than 59% of them.

  • NPI issued2011 · 59% of these records are older, 37% newer
  • In a Medicare fileYes · 9% of these records are
  • In the CMS Doctors and Clinicians fileYes · 19% of these records are
  • Graduated1989 · median 2006 among the 2,424 with a school on file
  • Record last updated2015 · 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).

46 clinical psychologist records list a practice address in Lancaster

They are 46 of the 4,273 NPPES records with a practice address in Lancaster, and 12,647 clinical psychologist records in California.

The 8 clinical psychologist records with the nearest ZIP codes

  1. Sarah Barajas, MALancaster, CA 935341851034458
  2. Dianne Defreece, PSY.D.Lancaster, CA 935341255431821
  3. Rhonda Digiovanni, PSYD, LMFTLancaster, CA 935341831344720
  4. Arora Harper, PHDLancaster, CA 935341710529094
  5. Maria Holtrop, PSYDLancaster, CA 935341316170004
  6. Gunilla Karlsson, PH.D.Lancaster, CA 935341083647242
  7. Page Lewis, PHDLancaster, CA 935341871503250
  8. Jonathan Meyer, PH.D.Lancaster, CA 935341649344037

Common questions

What is Roger Lee Girion, PH.D's NPI number?

Roger Lee Girion, PH.D's National Provider Identifier (NPI) is 1386912806, issued on Dec 12, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Roger Lee Girion, PH.D located?

The NPPES record lists a practice address at 1652 W Avenue J, Lancaster, CA, 93534. Phone: (661) 249-6720. Providers update this record themselves, so call before visiting.

How can I verify Roger Lee Girion, PH.D's license?

NPPES lists California license number PSY24704, 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. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

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.