DR. ELENA PAIK CHUNG M.D.
NPI 1104053164
Anesthesiology in Baldwin Park, CA
About Dr. Elena Paik Chung M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ELENA PAIK CHUNG M.D. (NPI 1104053164) is an individual anesthesiology provider in Baldwin Park, California, licensed in California (A112126) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS and is a graduate of University Of California, Irvine, California College Of Medicine (2008).
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 and accepts Medicare assignment
Dr. Elena Paik Chung 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 Reassignments
2Medicare enrollment records show Elena Chung reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baldwin Park, CA 91706
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1396287082 (California)
- 13,921 clinicians in this Medicare group
Los Angeles, CA 90027
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Childrens Hospital Los Angeles Medical Group Inc
- 1,281 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.
BALDWIN PARK, CA 91706
BALDWIN PARK, CA 91706
BALDWIN PARK, 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 Elena Chung's NPI number?
The NPI number for Elena Chung is 1104053164. It was assigned to this individual provider in the NPPES registry on June 17, 2009. The provider is also known as Dr. Elena Kim Paik M.D..
Where is Elena Chung located?
Elena Chung practices at 1011 Baldwin Park Blvd Department Of Anesthesiology, 2nd Floor, Baldwin Park, CA 91706. The listed phone number is (626) 851-7216.
What is Elena Chung's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Elena Chung enrolled in Medicare?
Yes. Elena 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 Elena Chung's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Elena Chung reassigns Medicare benefits to 2 organizations: Southern California Permanente Medical Group (Baldwin Park, CA) and Children's Hospital Los Angeles Medical Group, Inc. (Los Angeles, 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 Elena 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 Elena Chung was last updated on December 14, 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. Elena Paik Chung, M.D. · NPI 1104053164
Anesthesiology physician in Baldwin Park, California. Individual provider, active in the CMS NPPES registry since June 17, 2009.
## Identity
- **NPI:** 1104053164 (Entity type: Individual)
- **Enumerated:** June 17, 2009
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** A112126 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1011 BALDWIN PARK BLVD, DEPARTMENT OF ANESTHESIOLOGY, 2ND FLOOR, Baldwin Park, CA 91706-5806
- **Phone:** (626) 851-7216
## 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): Southern California Permanente Medical Group (NPI 1770515280, Baldwin Park, CA); Children's Hospital Los Angeles Medical Group, Inc. (NPI 1265530653, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, Irvine, California College Of Medicine, class of 2008
## Record status
- **NPPES last updated:** December 14, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1104053164) · Data from the CMS NPPES public registry.