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DR. TIFFANY SHANTEL GRIMES PHD
NPI 1336873850
Psychologist - Clinical in Culver City, CA

Active since July 11, 2022PECOS Enrolled
PO BOX 1394, CULVER CITY, CA 90232(213) 222-8507 Get Directions Write a Review

NPPES record last updated: March 31, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 31, 2025, Jul 11, 2022 (2 updates tracked since 2022).

About Dr. Tiffany Shantel Grimes Phd NPPES

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

DR. TIFFANY SHANTEL GRIMES PHD (NPI 1336873850) is an individual clinical provider in Culver City, California, licensed in California (35768) and active in the NPI registry since July 2022. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1336873850
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. TIFFANY SHANTEL GRIMESCredential: PHD
Location AddressPO BOX 1394Culver City, CA 90232-1394
Mailing AddressPo Box 1394Culver City, CA 90232-1394 · (213) 222-8507
Phone(213) 222-8507
Sole ProprietorYes
Enumeration DateJuly 11, 2022
Last NPPES UpdateMarch 31, 20252 updates tracked since enumeration
NPPES CertifiedMarch 31, 2025
✔ NPI 1336873850 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 6

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in CA · 35768
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
Also ListedPsychologist · Addiction (Substance Use Disorder)Taxonomy 103TA0400X · License 35768 (CA)
Also ListedPsychologist · CounselingTaxonomy 103TC1900X · License 35768 (CA)
Also ListedPsychologist · HealthTaxonomy 103TH0004X · License 35768 (CA)
Also ListedPsychologist · Health ServiceTaxonomy 103TH0100X · License 35768 (CA)
Also ListedPsychologist · Group PsychotherapyTaxonomy 103TP2701X · License 35768 (CA)
PO BOX 1394, Culver City, CA 90232
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Tiffany Shantel Grimes Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Tiffany Grimes reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Grow Healthcare Group PC
303 mi
Mental Health
99 S ALMADEN BLVD STE 600
San Jose, CA 95113
  • Reassigned Medicare billing, California enrollment
  • 3,139 clinicians in this Medicare group
NPI 1154994846 (408) 402-4385

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90232 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$187.60 typical visit price
range $62.96 – $187.60
Typical copayment $46.90 (range $15.74 – $46.90)
Most-billed visit code 99205
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Tiffany Grimes's NPI number?

The NPI number for Tiffany Grimes is 1336873850. It was assigned to this individual provider in the NPPES registry on July 11, 2022.

Where is Tiffany Grimes located?

Tiffany Grimes practices at PO Box 1394, Culver City, CA 90232. The listed phone number is (213) 222-8507.

What is Tiffany Grimes's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Tiffany Grimes enrolled in Medicare?

Yes. Tiffany Grimes is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Tiffany Grimes's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tiffany Grimes reassigns Medicare benefits to Grow Healthcare Group PC (San Jose, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Tiffany Grimes's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Tiffany Grimes was last updated on March 31, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.