DR. THEODORE CHEN M.D.
NPI 1710187802
Otolaryngology - Otolaryngology/Facial Plastic Surgery in Los Angeles, CA
About Dr. Theodore Chen M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. THEODORE CHEN M.D. (NPI 1710187802) is an individual otolaryngology/facial plastic surgery provider in Los Angeles, California, licensed in California (A80482) and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS and is a graduate of Wayne State University School Of Medicine (2001).
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 and accepts Medicare assignment
Dr. Theodore Chen M.d. 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 Reassignment
Medicare enrollment records show Theodore Chen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90027
- Reassigned Medicare billing, California enrollment
- 13,921 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LOS ANGELES, CA 90027
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 Theodore Chen's NPI number?
The NPI number for Theodore Chen is 1710187802. It was assigned to this individual provider in the NPPES registry on July 18, 2007.
Where is Theodore Chen located?
Theodore Chen practices at 4900 W Sunset Blvd Fl 6, Los Angeles, CA 90027. The listed phone number is (323) 783-6151.
What is Theodore Chen's specialty?
The primary specialty registered for this NPI is Otolaryngology, specializing in Otolaryngology/Facial Plastic Surgery, with taxonomy code 207YX0905X.
Is Theodore Chen enrolled in Medicare?
Yes. Theodore Chen 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 organization bills Medicare for Theodore Chen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Theodore Chen reassigns Medicare benefits to Southern California Permanente Medical Group (Los Angeles, 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 Theodore 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 Theodore Chen was last updated on December 6, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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. Theodore Chen, M.D. · NPI 1710187802
Otolaryngology/Facial Plastic Surgery physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since July 18, 2007.
## Identity
- **NPI:** 1710187802 (Entity type: Individual)
- **Enumerated:** July 18, 2007
- **Primary specialty:** Otolaryngology - Otolaryngology/Facial Plastic Surgery · taxonomy 207YX0905X
- **State license:** A80482 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4900 W SUNSET BLVD FL 6, Los Angeles, CA 90027-5814
- **Phone:** (323) 783-6151
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Wayne State University School Of Medicine, class of 2001
## Record status
- **NPPES last updated:** December 6, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1710187802) · Data from the CMS NPPES public registry.