DR. JOANNA CATHERINE STAN PSY.D., M.S.
NPI 1952685828
Psychologist in Tarzana, CA
About Dr. Joanna Catherine Stan Psy.d., M.s. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOANNA CATHERINE STAN PSY.D., M.S. (NPI 1952685828) is an individual psychologist in Tarzana, California, licensed in California (PSY30834) and active in the NPI registry since October 2011. She is enrolled in Medicare PECOS and maintains a secondary practice location in Woodland Hills.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Joanna Catherine Stan Psy.d., M.s. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Joanna Stan reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Culver City, CA 90230
- Reassigned Medicare billing, California enrollment
- 9 clinicians in this Medicare group
San Diego, CA 92108
- Reassigned Medicare billing, California enrollment
- 28 clinicians in this Medicare group
Santa Clara, CA 95054
- Reassigned Medicare billing, California enrollment
- 1,607 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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.
TARZANA, CA 91356
TARZANA, CA 91356
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 Joanna Stan's NPI number?
The NPI number for Joanna Stan is 1952685828. It was assigned to this individual provider in the NPPES registry on October 10, 2011.
Where is Joanna Stan located?
Joanna Stan practices at 18646 Oxnard St, Tarzana, CA 91356. The listed phone number is (818) 996-1051.
What is Joanna Stan's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Joanna Stan enrolled in Medicare?
Yes. Joanna Stan is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Joanna Stan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joanna Stan reassigns Medicare benefits to 3 organizations: Best Me Psychotherapy, Inc. (Culver City, CA), Alo Ha Psychological Associates Inc. (San Diego, CA) and Sud Specialty Group - Ca (Santa Clara, CA). Each 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 Joanna Stan'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 Joanna Stan was last updated on April 2, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years 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.