JOAN JIE-EUN JEUNG MD
NPI 1699836551
Pediatrics in Oakland, CA
About Joan Jie-eun Jeung Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOAN JIE-EUN JEUNG MD (NPI 1699836551) is an individual pediatrics provider in Oakland, California, licensed in California (A85106) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Joan Jie-eun Jeung Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Joan Jeung reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 5,645 clinicians in this Medicare group
San Francisco, CA 94122
- Reassigned Medicare billing, California enrollment
- 5,544 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 1,159 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 94609 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.
OAKLAND, CA 94609
OAKLAND, CA 94609
OAKLAND, CA 94609
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 Jeung's NPI number?
The NPI number for Joan Jeung is 1699836551. It was assigned to this individual provider in the NPPES registry on December 13, 2006. The provider is also known as Joan Jie-Eun Kim.
Where is Joan Jeung located?
Joan Jeung practices at 747 52nd St, Oakland, CA 94609. The listed phone number is (510) 428-3000.
What is Joan Jeung's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Joan Jeung enrolled in Medicare?
Yes. Joan Jeung is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Joan Jeung's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joan Jeung reassigns Medicare benefits to 3 organizations: University Of California San Francisco (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA) and Ucsf Pediatrics Associates (San Francisco, CA). 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 Joan Jeung'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 Jeung was last updated on July 19, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.