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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. JAMES ALAN CARTER PH.D.
NPI 1831184183
Psychologist - Group Psychotherapy in La Jolla, CA

Active since September 13, 2005Opted out of Medicare · through Apr 1, 2028
8950 VILLA LA JOLLA DR, SUITE C113, LA JOLLA, CA 92037(858) 752-3520(858) 452-1517 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 13, 2026, Sep 11, 2025 (2 updates tracked since 2025).

About Dr. James Alan Carter Ph.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JAMES ALAN CARTER PH.D. (NPI 1831184183) is an individual group psychotherapy provider in La Jolla, California, licensed in California (PSY18893) and active in the NPI registry since September 2005. He has opted out of Medicare through April 1, 2028.

NPPES Registry Identity

NPI1831184183
Entity TypeIndividualMale
Primary Taxonomy103TP2701X
Provider Legal NameDR. JAMES ALAN CARTERCredential: PH.D.
Location Address8950 VILLA LA JOLLA DR, SUITE C113La Jolla, CA 92037-1714
Mailing Address8950 Villa La Jolla Dr, Suite C113La Jolla, CA 92037-1714 · (858) 752-3520 · Fax (858) 452-1517
Phone(858) 752-3520
Fax(858) 452-1517
Sole ProprietorNo
Enumeration DateSeptember 13, 2005
Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration
✔ NPI 1831184183 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyPsychologist · Group PsychotherapyBehavioral Health & Social Service Providers
Taxonomy Code103TP2701X
License✔ Licensed in CA · PSY18893
Definition
A psychologist who specializes in group psychology and group psychotherapy that is an evidenced-based specialty that prepares group leaders to identify and capitalize on developmental and healing possibilities embedded in the interpersonal/intrapersonal functioning of individual group members as well as collectively for the group. Emphasis is placed on the use of group dynamics to assist and treat individual group members. The specialty is applicable to all age groups, children, adolescents, adults and older adults, for a wide variety of conditions and concerns, and in numerous and diverse settings.
Also ListedPsychologistTaxonomy 103T00000X · License PSY18893 (CA)
Also ListedPsychologist · Addiction (Substance Use Disorder)Taxonomy 103TA0400X · License PSY18893 (CA)
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License PSY18893 (CA)
8950 VILLA LA JOLLA DR, La Jolla, CA 92037
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. James Alan Carter Ph.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from April 1, 2022 through April 1, 2028.

Opt-Out Effective DateApril 1, 2022
Opt-Out In Effect ThroughApril 1, 2028Opt-out affidavits renew automatically every two years unless cancelled

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. KATHERINE ANITA THOMSON D.D.S.
Dentist (Endodontics)
8950 VILLA LA JOLLA DR, A207
LA JOLLA, CA 92037
San Diego County (858) 452-2800
TIMMIE POLLOCK PH.D.
Psychologist (Clinical)
8950 VILLA LA JOLLA DR, SUITE B204
LA JOLLA, CA 92037
San Diego County (858) 452-5700
LARA CHIROPRACTIC CORPORATION
Chiropractor (Orthopedic)
8950 VILLA LA JOLLA DR, STE B 114
LA JOLLA, CA 92037
San Diego County (858) 453-5781
DR. JODY COREY-BLOOM MD, PHD
Psychiatry & Neurology (Neurology)
8950 VILLA LA JOLLA DR, C129
LA JOLLA, CA 92037
San Diego County (858) 246-1288
DR. SEAN PATRICK COUGHLIN DC
Chiropractor
8950 VILLA LA JOLLA DR, B117
LA JOLLA, CA 92037
San Diego County (858) 450-6947
JOSHUA ALAN CALDWELL D.C.
Chiropractor
8950 VILLA LA JOLLA DR, SUITE B209
LA JOLLA, CA 92037
San Diego County (619) 922-7482
JENEANNE PADEN, L.AC.
Acupuncturist
8950 VILLA LA JOLLA DR, STE C-117
LA JOLLA, CA 92037
San Diego County (858) 546-1530
MIRIAM JOY JACOBS J.D., PH.D.
Psychologist (Clinical)
8950 VILLA LA JOLLA DR, C-207
LA JOLLA, CA 92037
San Diego County (858) 534-8067

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is James Carter's NPI number?

The NPI number for James Carter is 1831184183. It was assigned to this individual provider in the NPPES registry on September 13, 2005.

Where is James Carter located?

James Carter practices at 8950 Villa La Jolla Dr Suite C113, La Jolla, CA 92037. The listed phone number is (858) 752-3520.

What is James Carter's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Group Psychotherapy, with taxonomy code 103TP2701X.

Is James Carter enrolled in Medicare?

No. James Carter has opted out of Medicare through April 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for James Carter was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 33 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.