Nancy D. Young, PHD
Clinical Psychologist · Costa Mesa, CA
Nancy D. Young, PHD is a clinical psychologist with a practice address in Costa Mesa, California, and NPI 1205862224, issued on Jun 23, 2006. Check the license (California PSY 11961, 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
- Nancy D. Young
- Credential
- PHD
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- PSY 11961 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3505 Cadillac Ave, Costa Mesa, CA 92626
- Phone
- (714) 432-9856
- Enumerated
- Jun 23, 2006
- Record last updated
- Apr 15, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (714) 432-7075
- Medicare enrollment
- Enrolled (PECOS I20061103000491); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 3505 Cadillac Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Stephenie Champlin, MSW, LCSWClinical Social Worker1710257936
- Carolyn Gale, RNC APRNDietary Manager1255539912
- Shelly Lummus, FNPFamily Nurse Practitioner1649474545
- Mary Jane Pageau, NPNurse Practitioner1518158831
- Therese Wright, NPAdult Health Nurse Practitioner1760428072
Verify Nancy D. Young 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 11961Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
42 clinical psychologist records list a practice address in Costa Mesa
They are 42 of the 4,286 NPPES records with a practice address in Costa Mesa, and 12,647 clinical psychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 42 in Costa Mesa → All 12,647 in California → Every provider in Costa Mesa →
Other clinical psychologist records in California
- Tanya Aaen, PH.D.Martinez, CA1477518561
- Jack Aamot, PSY.D.Napa, CA1770711210
- Brian Abary, PSY.DLos Angeles, CA1538354832
- Tatevik Abaryan, PH.D.Pacoima, CA1952682619
- Liana Abascal, PH.D.San Diego, CA1073740569
- Jessica Abdalla, PHDWalnut Creek, CA1558069211
- Mohamed Abdallah, PSY.DEl Centro, CA1912430851
- Megan Abdolrashidi, PSYDGilroy, CA1093293094
- Keri Abdullah, PH.D.San Diego, CA1699840587
- Qutayba Abdullatif, PH.D.Pasadena, CA1134667751
Common questions
What is Nancy D. Young, PHD's NPI number?
Nancy D. Young, PHD's National Provider Identifier (NPI) is 1205862224, issued on Jun 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nancy D. Young, PHD located?
The NPPES record lists a practice address at 3505 Cadillac Ave, Costa Mesa, CA, 92626. Phone: (714) 432-9856. Providers update this record themselves, so call before visiting.
How can I verify Nancy D. Young, PHD's license?
NPPES lists California license number PSY 11961, 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.