KATHLEEN SORA CHUNG MD
NPI 1811524648
Obstetrics & Gynecology in Berkeley, CA
About Kathleen Sora Chung Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHLEEN SORA CHUNG MD (NPI 1811524648) is an individual obstetrics & gynecology provider in Berkeley, California, licensed in California (A188933) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS, maintains a secondary practice location in Los Angeles, and is a graduate of Warren Alpert Medical School Of Brown University (2020).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Kathleen Sora Chung 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 Reassignments
2Medicare enrollment records show Kathleen Chung reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Orinda, CA 94563
- Reassigned Medicare billing, California enrollment
- 4,479 clinicians in this Medicare group
Greenville, SC 29607
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Obhg California PC
- 711 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 94704 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 Kathleen Chung's NPI number?
The NPI number for Kathleen Chung is 1811524648. It was assigned to this individual provider in the NPPES registry on March 23, 2020.
Where is Kathleen Chung located?
Kathleen Chung practices at 2500 Milvia St, Berkeley, CA 94704. The listed phone number is (510) 204-5600.
What is Kathleen Chung's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Kathleen Chung enrolled in Medicare?
Yes. Kathleen Chung 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 organizations bill Medicare for Kathleen Chung's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kathleen Chung reassigns Medicare benefits to 2 organizations: Sutter Bay Medical Foundation (Orinda, CA) and Obhg California, P.C. (Greenville, SC). 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 Kathleen Chung'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 Kathleen Chung was last updated on May 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Kathleen Sora Chung, MD · NPI 1811524648
Obstetrics & Gynecology physician in Berkeley, California. Individual provider, active in the CMS NPPES registry since March 23, 2020.
## Identity
- **NPI:** 1811524648 (Entity type: Individual)
- **Enumerated:** March 23, 2020
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** A188933 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2500 MILVIA ST, Berkeley, CA 94704-2636
- **Phone:** (510) 204-5600
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Sutter Bay Medical Foundation (NPI 1366898538, Orinda, CA); Obhg California, P.C. (NPI 1215258892, Greenville, SC) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Warren Alpert Medical School Of Brown University, class of 2020
## Record status
- **NPPES last updated:** May 1, 2025
---
Source: [NPI Profile](https://npiprofile.com/npi/1811524648) · Data from the CMS NPPES public registry.