CHRISTINA LIOU DO
NPI 1871121608
Emergency Medicine in Los Angeles, CA
About Christina Liou Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHRISTINA LIOU DO (NPI 1871121608) is an individual emergency medicine provider in Los Angeles, California, licensed in California (20A20712) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS, maintains a secondary practice location in Goodyear, and is a graduate of At Still Un Of Hlth Sciences, Col Of Osteo Med, Mesa (2020).
NPPES Registry Identity
Specialties & Licenses 2
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
Christina Liou Do 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
4Medicare enrollment records show Christina Liou reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90033
- Reassigned Medicare billing, California enrollment
- 100 clinicians in this Medicare group
Northridge, CA 91325
- Reassigned Medicare billing, California enrollment
- 137 clinicians in this Medicare group
Big Bear Lake, CA 92315
- Reassigned Medicare billing, California enrollment
- 25 clinicians in this Medicare group
Oceanside, CA 92056
- Reassigned Medicare billing, California enrollment
- 140 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.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 90033 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.
LOS ANGELES, CA 90033
LOS ANGELES, CA 90033
LOS ANGELES, CA 90033
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 Christina Liou's NPI number?
The NPI number for Christina Liou is 1871121608. It was assigned to this individual provider in the NPPES registry on March 28, 2020.
Where is Christina Liou located?
Christina Liou practices at 1720 E Cesar E Chavez Ave, Los Angeles, CA 90033. The listed phone number is (323) 268-5000.
What is Christina Liou's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Christina Liou enrolled in Medicare?
Yes. Christina Liou 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 Christina Liou's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christina Liou reassigns Medicare benefits to 4 organizations: Victory Emergency Physicians Medical Group Inc (Los Angeles, CA), Ridgeline Emergency Physicians Medical Group, Inc. (Northridge, CA), Elevate Emergency Medicine (Big Bear Lake, CA) and Team Physicians Of Southern California Medical Group, Inc. (Oceanside, 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 Christina Liou'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 Christina Liou was last updated on June 23, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Christina Liou, DO · NPI 1871121608
Emergency Medicine physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since March 28, 2020.
## Identity
- **NPI:** 1871121608 (Entity type: Individual)
- **Enumerated:** March 28, 2020
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 20A20712 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1720 E CESAR E CHAVEZ AVE, Los Angeles, CA 90033-2414
- **Phone:** (323) 268-5000
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Victory Emergency Physicians Medical Group Inc (NPI 1932402716, Los Angeles, CA); Ridgeline Emergency Physicians Medical Group, Inc. (NPI 1972953230, Northridge, CA); Elevate Emergency Medicine (NPI 1457118705, Big Bear Lake, CA); Team Physicians Of Southern California Medical Group, Inc. (NPI 1225499015, Oceanside, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** At Still Un Of Hlth Sciences, Col Of Osteo Med, Mesa, class of 2020
## Record status
- **NPPES last updated:** June 23, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1871121608) · Data from the CMS NPPES public registry.