MR. WEI-CHIH CHEN LMFT
NPI 1427602598
Marriage & Family Therapist in Irwindale, CA
About Mr. Wei-chih Chen Lmft NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. WEI-CHIH CHEN LMFT (NPI 1427602598) is an individual marriage & family therapist in Irwindale, California, licensed in California (160075) and active in the NPI registry since July 2019. He is enrolled in Medicare PECOS and is a graduate of Other (2017).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mr. Wei-chih Chen Lmft is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Wei-chih Chen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Diego, CA 92101
- Reassigned Medicare billing, California enrollment
- 545 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.
IRWINDALE, CA 91706
IRWINDALE, CA 91706
IRWINDALE, CA 91706
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 Wei-chih Chen's NPI number?
The NPI number for Wei-chih Chen is 1427602598. It was assigned to this individual provider in the NPPES registry on July 27, 2019.
Where is Wei-chih Chen located?
Wei-chih Chen practices at 13001 Ramona Blvd Ste E, Irwindale, CA 91706. The listed phone number is (626) 718-7175.
What is Wei-chih Chen's specialty?
The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.
Is Wei-chih Chen enrolled in Medicare?
Yes. Wei-chih Chen is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Wei-chih Chen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Wei-chih Chen reassigns Medicare benefits to Cyti Health PC (San Diego, 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 Wei-chih 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 Wei-chih Chen was last updated on February 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Mr. Wei-Chih Chen, LMFT · NPI 1427602598
Marriage & Family Therapist provider in Irwindale, California. Individual provider, active in the CMS NPPES registry since July 27, 2019.
## Identity
- **NPI:** 1427602598 (Entity type: Individual)
- **Enumerated:** July 27, 2019
- **Primary specialty:** Marriage & Family Therapist · taxonomy 106H00000X
- **State license:** 160075 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 13001 RAMONA BLVD STE E, Irwindale, CA 91706-3752
- **Phone:** (626) 718-7175
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Cyti Health PC (NPI 1679172290, San Diego, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2017
## Record status
- **NPPES last updated:** February 19, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1427602598) · Data from the CMS NPPES public registry.