DR. DEAN LIM PHD
NPI 1942878665
Psychologist - Clinical in Brea, CA
About Dr. Dean Lim Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DEAN LIM PHD (NPI 1942878665) is an individual clinical provider in Brea, California, licensed in California (33795) and active in the NPI registry since June 2021. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Dean Lim Phd is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Dean Lim reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Newport Beach, CA 92660
- Reassigned Medicare billing, California enrollment
- 6 clinicians in this Medicare group
Scottsdale, AZ 85253
- Reassigned Medicare billing, California enrollment
- 766 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92821 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
BREA, CA 92821
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 Dean Lim's NPI number?
The NPI number for Dean Lim is 1942878665. It was assigned to this individual provider in the NPPES registry on June 17, 2021.
Where is Dean Lim located?
Dean Lim practices at 3350 E Birch St Ste 206, Brea, CA 92821. The listed phone number is (562) 431-8822.
What is Dean Lim's specialty?
The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.
Is Dean Lim enrolled in Medicare?
Yes. Dean Lim is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Dean Lim's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Dean Lim reassigns Medicare benefits to 2 organizations: Seda Terzyan, A Psychological Corporation (Newport Beach, CA) and Pacific Coast Psychiatric Associates Inc (Scottsdale, AZ). 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 Dean Lim'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 Dean Lim was last updated on July 29, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Dr. Dean Lim, PHD · NPI 1942878665
Clinical provider in Brea, California. Individual provider, active in the CMS NPPES registry since June 17, 2021.
## Identity
- **NPI:** 1942878665 (Entity type: Individual)
- **Enumerated:** June 17, 2021
- **Primary specialty:** Psychologist - Clinical · taxonomy 103TC0700X
- **State license:** 33795 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 3350 E BIRCH ST STE 206, Brea, CA 92821-6267
- **Phone:** (562) 431-8822
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Seda Terzyan, A Psychological Corporation (NPI 1487145819, Newport Beach, CA); Pacific Coast Psychiatric Associates Inc (NPI 1023125465, Scottsdale, AZ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** July 29, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1942878665) · Data from the CMS NPPES public registry.