ANTHONY CHUNG-KAI CHYOU M. D.
NPI 1457592073
Internal Medicine - Interventional Cardiology in Long Beach, CA
About Anthony Chung-kai Chyou M. D. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANTHONY CHUNG-KAI CHYOU M. D. (NPI 1457592073) is an individual interventional cardiology provider in Long Beach, California, licensed in California (A147922) and active in the NPI registry since March 2009. He is enrolled in Medicare PECOS and is a graduate of Johns Hopkins University School Of Medicine (2010).
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
Anthony Chung-kai Chyou 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 Anthony Chyou reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90015
- Reassigned Medicare billing, California enrollment
- 2,052 clinicians in this Medicare group
Irvine, CA 92604
- Reassigned Medicare billing, California enrollment
- 45 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 3
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 90806 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.
LONG BEACH, CA 90806
LONG BEACH, CA 90806
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 Anthony Chyou's NPI number?
The NPI number for Anthony Chyou is 1457592073. It was assigned to this individual provider in the NPPES registry on March 11, 2009.
Where is Anthony Chyou located?
Anthony Chyou practices at 2699 Atlantic Ave, Long Beach, CA 90806. The listed phone number is (562) 426-3333.
What is Anthony Chyou's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.
Is Anthony Chyou enrolled in Medicare?
Yes. Anthony Chyou 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 Anthony Chyou's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Anthony Chyou reassigns Medicare benefits to 2 organizations: Healthcare Partners Affiliates Medical Group (Los Angeles, CA) and Pacific Cardiovascular Associates Medical Group, Inc. (Irvine, 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 Anthony Chyou'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 Anthony Chyou was last updated on July 5, 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.
# Anthony Chung-Kai Chyou, M. D. · NPI 1457592073
Interventional Cardiology physician in Long Beach, California. Individual provider, active in the CMS NPPES registry since March 11, 2009.
## Identity
- **NPI:** 1457592073 (Entity type: Individual)
- **Enumerated:** March 11, 2009
- **Primary specialty:** Internal Medicine - Interventional Cardiology · taxonomy 207RI0011X
- **State license:** A147922 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2699 ATLANTIC AVE, Long Beach, CA 90806-2710
- **Phone:** (562) 426-3333
## 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): Healthcare Partners Affiliates Medical Group (NPI 1659312593, Los Angeles, CA); Pacific Cardiovascular Associates Medical Group, Inc. (NPI 1700821691, Irvine, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Johns Hopkins University School Of Medicine, class of 2010
## Record status
- **NPPES last updated:** July 5, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1457592073) · Data from the CMS NPPES public registry.