LAWRENCE CHEN PHD
NPI 1093305823
Psychologist in Irvine, CA
About Lawrence Chen Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LAWRENCE CHEN PHD (NPI 1093305823) is an individual psychologist in Irvine, California, licensed in California (18649) and active in the NPI registry since January 2021. He is enrolled in Medicare PECOS and is a graduate of Other (1995).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Lawrence Chen Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Lawrence Chen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Fresno, CA 93710
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Mark David Levine MD Professional Corporation
- 329 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.
IRVINE, CA 92612
IRVINE, CA 92612
IRVINE, CA 92612
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 Lawrence Chen's NPI number?
The NPI number for Lawrence Chen is 1093305823. It was assigned to this individual provider in the NPPES registry on January 25, 2021.
Where is Lawrence Chen located?
Lawrence Chen practices at 4255 Campus Dr Ste A245, Irvine, CA 92612. The listed phone number is (949) 502-0736.
What is Lawrence Chen's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Lawrence Chen enrolled in Medicare?
Yes. Lawrence Chen is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Lawrence Chen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lawrence Chen reassigns Medicare benefits to Mark David Levine, MD Fresno (Fresno, 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 Lawrence Chen'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 Lawrence Chen was last updated on July 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.