Georgina Ines Lamphere Sullivan, PHD
Clinical Psychologist · Rancho Cucamonga, CA
Georgina Ines Lamphere Sullivan, PHD is a clinical psychologist with a practice address in Rancho Cucamonga, California, and NPI 1487633616, issued on Jan 16, 2006. Check the license (California PSY 10649, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Georgina Ines Lamphere Sullivan
- Credential
- PHD
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- PSY 10649 CA
Self-reported in NPPES; status is on the state search - Practice location
- 8253 White Oak Ave, Rancho Cucamonga, CA 91730
- Phone
- (909) 987-1997
- Enumerated
- Jan 16, 2006
- Record last updated
- Aug 9, 2026
- Fax
- (909) 978-0993
- Medicare enrollment
- Enrolled (PECOS I20050812000614); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 12,647 in California → Look up another NPI →
Also registered at 8253 White Oak Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Doulglas Buche, PH.D.Clinical Psychologist1770557365
- Tracy Chovanec, PSY.D.Psychologist1215339890
- Carla Davidson, LCSWClinical Social Worker1114977121
- Christopher Deulen, PH.DClinical Psychologist1215094909
- Gerald Duprez, PH.D.Clinical Psychologist1760462105
- Jerry Goffman, PHD.Psychologist1124137765
Verify Georgina Ines Lamphere Sullivan 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 10649Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Foothills Psychological Services IncUpland, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Georgina Ines Lamphere Sullivan among 12,647 clinical psychologist records in California
Georgina Ines Lamphere Sullivan, 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. Its NPI, issued in 2006, is newer than 1% of them.
- NPI issued2006 · 1% of these records are older, 80% newer
- In a Medicare fileYes · 9% of these records are
- In the CMS Doctors and Clinicians fileYes · 19% of these records are
- Graduated1985 · median 2006 among the 2,424 with a school on file
- Record last updated2026 · 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).
41 clinical psychologist records list a practice address in Rancho Cucamonga
They are 41 of the 4,579 NPPES records with a practice address in Rancho Cucamonga, and 12,647 clinical psychologist records in California.
All 12,647 in California → Every provider in Rancho Cucamonga → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- Doulglas Buche, PH.D.Rancho Cucamonga, CA 917301770557365
- Jenss Chang, PHDRancho Cucamonga, CA 917301942494786
- Christopher Deulen, PH.DRancho Cucamonga, CA 917301215094909
- Gerald Duprez, PH.D.Rancho Cucamonga, CA 917301760462105
- Richard Ettelson, PHDRancho Cucamonga, CA 917301174569453
- James Grace, PHDRancho Cucamonga, CA 917301396801304
- Sheila Hays, PH.D.Rancho Cucamonga, CA 917301497977110
- Wendy Ku, PSY.D.Rancho Cucamonga, CA 917301932242716
Common questions
What is Georgina Ines Lamphere Sullivan, PHD's NPI number?
Georgina Ines Lamphere Sullivan, PHD's National Provider Identifier (NPI) is 1487633616, issued on Jan 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Georgina Ines Lamphere Sullivan, PHD located?
The NPPES record lists a practice address at 8253 White Oak Ave, Rancho Cucamonga, CA, 91730. Phone: (909) 987-1997. Providers update this record themselves, so call before visiting.
How can I verify Georgina Ines Lamphere Sullivan, PHD's license?
NPPES lists California license number PSY 10649, 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.