Leonard J. Cerny, PHD
Clinical Psychologist · Orange, CA
Leonard J. Cerny, PHD is a clinical psychologist with a practice address in Orange, California, and NPI 1700098803, issued on May 3, 2007. Check the license (California PSY 5442, 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.
- Name
- Leonard J. Cerny
- Credential
- PHD
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- PSY 5442 CA
Self-reported in NPPES; status is on the state search - Practice location
- 746 E Chapman Ave, Orange, CA 92866
- Phone
- (714) 324-2212
- Enumerated
- May 3, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 12,647 in California → Look up another NPI →
Also registered at 746 E Chapman Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Patricia Cerny, PSY.D.Clinical Psychologist1760530976
- John Depaola, M.A.Marriage & Family Therapist1750636874
- Jeffrey Derflinger, PH.D.Clinical Psychologist1023106754
- William Edkins, PSY.D.Psychologist1285937425
- Richard Gastil, PSYD, MSW, MFT, MAMarriage & Family Therapist1114237724
Verify Leonard J. Cerny in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PSY 5442Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Leonard J. Cerny among 12,647 clinical psychologist records in California
Leonard J. Cerny, PHD 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 2007, is newer than 20% of them.
- NPI issued2007 · 20% of these records are older, 57% newer
- In a Medicare fileNo · 9% of these records are
- In the CMS Doctors and Clinicians fileNo · 19% of these records are
- Record last updated2007 · 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).
Clinical Psychologist providers in California
There are 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 Orange → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- Patricia Cerny, PSY.D.Orange, CA 928661760530976
- James Daehnert, PH.D.Orange, CA 928661477781870
- Jeffrey Derflinger, PH.D.Orange, CA 928661023106754
- Andrew Kami, PHD, MFT, MSCP, MAOrange, CA 928661043453012
- Judith LinnanOrange, CA 928661417100744
- Caroline Paltin, PH.D.Orange, CA 928661548476146
- David Pincus, PH.D.Orange, CA 928661831314699
- Susan Purrington, PSYDOrange, CA 928661477896058
Common questions
What is Leonard J. Cerny, PHD's NPI number?
Leonard J. Cerny, PHD's National Provider Identifier (NPI) is 1700098803, issued on May 3, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Leonard J. Cerny, PHD located?
The NPPES record lists a practice address at 746 E Chapman Ave, Orange, CA, 92866. Phone: (714) 324-2212. Providers update this record themselves, so call before visiting.
How can I verify Leonard J. Cerny, PHD's license?
NPPES lists California license number PSY 5442, 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.
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.