OC PREMIER CARDIOLOGY AND VASCULAR INSTITUTE INC
NPI 1699482109
Internal Medicine - Cardiovascular Disease in Buena Park, CA

Q: What is Oc Premier Cardiology And Vascular Institute Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Active since November 03, 2022

5797 BEACH BLVD, BUENA PARK, CA 90621(714) 760-9988 Get Directions Write a Review

NPPES record last updated: November 13, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 13, 2025, May 9, 2023, Nov 3, 2022 (3 updates tracked since 2022).

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About Oc Premier Cardiology And Vascular Institute Inc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

OC PREMIER CARDIOLOGY AND VASCULAR INSTITUTE INC (NPI 1699482109) is a healthcare organization registered as a cardiovascular disease in Buena Park, California and active in the NPI registry since November 2022. The organization maintains a secondary practice location in Fullerton and lists Inyong Hwang, Doctor, as its authorized official.

NPPES Registry Identity

NPI1699482109

Entity TypeOrganization

Primary Taxonomy207RC0000X

Legal Business NameOC PREMIER CARDIOLOGY AND VASCULAR INSTITUTE INC

Location Address5797 BEACH BLVDBuena Park, CA 90621-2044

Mailing Address3130 W Olympic Blvd Ste 250Los Angeles, CA 90006-2491 · (213) 528-1111 · Fax (213) 528-2222

Phone(714) 760-9988

Organization SubpartNo

Authorized OfficialInyong HwangDoctor · (213) 528-1111

Enumeration DateNovember 3, 2022

Last NPPES UpdateNovember 13, 20253 updates tracked since enumeration

NPPES CertifiedNovember 13, 2025

✔ NPI 1699482109 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

Also ListedSpecialist/Technologist Cardiovascular · Vascular SpecialistTaxonomy 246XC2903X

5797 BEACH BLVD, Buena Park, CA 90621

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Secondary Practice Location 1

Location 11995 W Malvern Ave Ste AFullerton, CA 92833-5772 · Phone (714) 760-9988 · Fax (213) 528-2222

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Oc Premier Cardiology And Vascular Institute Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Oc Premier Cardiology And Vascular Institute Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Inyong Hwang

Cardiovascular Disease (Cardiology)

NPI 1528346111

3130 W OLYMPIC BLVD STE 250
Los Angeles, CA 90006

(213) 528-1111

✔ PECOS21 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Oc Premier Cardiology And Vascular Institute Inc's NPI number?

The NPI number for Oc Premier Cardiology And Vascular Institute Inc is 1699482109. It was assigned to this organization in the NPPES registry on November 3, 2022.

Where is Oc Premier Cardiology And Vascular Institute Inc located?

Oc Premier Cardiology And Vascular Institute Inc is located at 5797 Beach Blvd, Buena Park, CA 90621. The listed phone number is (714) 760-9988.

What is Oc Premier Cardiology And Vascular Institute Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Oc Premier Cardiology And Vascular Institute Inc enrolled in Medicare?

Yes. Oc Premier Cardiology And Vascular Institute Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Oc Premier Cardiology And Vascular Institute Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Cardiovascular Disease (Cardiology)) reassigns their Medicare billing to Oc Premier Cardiology And Vascular Institute Inc. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Oc Premier Cardiology And Vascular Institute Inc was last updated on November 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.