DR. JOAN GABRIELLE CHOI MD
NPI 1578056677
Family Medicine in Los Angeles, CA
About Dr. Joan Gabrielle Choi Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOAN GABRIELLE CHOI MD (NPI 1578056677) is an individual family medicine provider in Los Angeles, California and active in the NPI registry since June 2018. She is enrolled in Medicare PECOS and is a graduate of Other (2018).
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. Joan Gabrielle Choi Md 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 Joan Choi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Hawthorne, CA 90250
- 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 90059 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.
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 Joan Choi's NPI number?
The NPI number for Joan Choi is 1578056677. It was assigned to this individual provider in the NPPES registry on June 13, 2018.
Where is Joan Choi located?
Joan Choi practices at 1670 E 120th St, Los Angeles, CA 90059. The listed phone number is (424) 338-1000.
What is Joan Choi's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Joan Choi enrolled in Medicare?
Yes. Joan Choi 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 Joan Choi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joan Choi reassigns Medicare benefits to Southern California Permanente Medical Group (Hawthorne, 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 Joan Choi'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 Joan Choi was last updated on July 21, 2022. 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. Joan Gabrielle Choi, MD · NPI 1578056677
Family Medicine physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since June 13, 2018.
## Identity
- **NPI:** 1578056677 (Entity type: Individual)
- **Enumerated:** June 13, 2018
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **Sole proprietor:** No
## Practice location
- **Address:** 1670 E 120TH ST, Los Angeles, CA 90059-3026
- **Phone:** (424) 338-1000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Southern California Permanente Medical Group (NPI 1164914115, Hawthorne, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** July 21, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1578056677) · Data from the CMS NPPES public registry.