Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Tiffany Shantel Grimes, PHD

Individual provider Addiction (Substance Use Disorder) Psychologist · NPI 1336873850

Dr. Tiffany Shantel Grimes, PHD is a Clinical Psychologist in Culver City, California. Qualified in 2019, 7 years ago. Practices as a sole proprietor. Licensed in California.

Years since qualifying
7
Licensed in
CA
In the registry since
2022
Specialties on file
6
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location PO Box

The provider listed a PO Box rather than a street location, so this is not a walk-in address.

PO Box 1394
Culver City, CA 90232-1394
Phone: (213) 222-8507
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 35768 (CA)
Addiction (Substance Use Disorder) Psychologist Taxonomy 103TA0400X · Licence 35768 (CA)
Counseling Psychologist Taxonomy 103TC1900X · Licence 35768 (CA)
Health Psychologist Taxonomy 103TH0004X · Licence 35768 (CA)
Health Service Psychologist Taxonomy 103TH0100X · Licence 35768 (CA)
Group Psychotherapy Psychologist Taxonomy 103TP2701X · Licence 35768 (CA)

Record details

NPI number1336873850
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedJuly 11, 2022
Last updated in NPPESMarch 31, 2025
Certification dateMarch 31, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Accepts Medicare assignment Not indicated