CARDIOLOGY SPECIALISTS OF ORANGE COUNTY
NPI 1831137314
Specialist in Santa Ana, CA
About Cardiology Specialists Of Orange County NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CARDIOLOGY SPECIALISTS OF ORANGE COUNTY (NPI 1831137314) is a healthcare organization registered as a specialist in Santa Ana, California and active in the NPI registry since June 2006. The organization lists Jennifer Mendoza, Office Manager, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 6
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Cardiology Specialists Of Orange County is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by February 28, 2027
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
10Medicare enrollment records show 10 clinicians reassign Medicare billing to Cardiology Specialists Of Orange County, which bills Medicare for the services they deliver. Of these, 9 practice within 10 miles. They are listed nearest first.
Clinicians by Medicare Specialty 3
Clinicians, nearest first (10)
Chicago, IL 60637
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 Cardiology Specialists Of Orange County's NPI number?
The NPI number for Cardiology Specialists Of Orange County is 1831137314. It was assigned to this organization in the NPPES registry on June 4, 2006.
Where is Cardiology Specialists Of Orange County located?
Cardiology Specialists Of Orange County is located at 700 N Tustin Ave, Santa Ana, CA 92705. The listed phone number is (714) 245-1444.
What is Cardiology Specialists Of Orange County's specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is Cardiology Specialists Of Orange County enrolled in Medicare?
Yes. Cardiology Specialists Of Orange County is registered in the Medicare PECOS enrollment system.
When is Cardiology Specialists Of Orange County's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (California, Clinic/Group Practice) is due for revalidation by February 28, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Cardiology Specialists Of Orange County?
According to the CMS Revalidation Reassignment List (October 2026 release), 10 clinicians in 3 Medicare specialties reassign their Medicare billing to Cardiology Specialists Of Orange County. 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. The largest specialties are Cardiovascular Disease (Cardiology) (6), Interventional Cardiology (3) and Cardiac Electrophysiology (1). Of these, 9 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Cardiology Specialists Of Orange County was last updated on July 21, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Cardiology Specialists Of Orange County · NPI 1831137314
Specialist organization in Santa Ana, California. Organization record, active in the CMS NPPES registry since June 4, 2006.
## Identity
- **NPI:** 1831137314 (Entity type: Organization)
- **Enumerated:** June 4, 2006
- **Primary specialty:** Specialist · taxonomy 174400000X
- **Organization subpart:** No
- **Authorized official:** Jennifer Mendoza, OFFICE MANAGER
## Practice location
- **Address:** 700 N TUSTIN AVE, Santa Ana, CA 92705-3602
- **Phone:** (714) 245-1444 · **Fax:** (714) 953-6604
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** February 28, 2027 (Non-DME Part B, California, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 10 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Cardiovascular Disease (Cardiology) (6), Interventional Cardiology (3), Cardiac Electrophysiology (1); 9 practice within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 21, 2014
- **Other identifiers:** Medicare PIN HW13988 (CA); Other DB3373 (CA); Medicare PIN W13988 (CA); and 3 more
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Source: [NPI Profile](https://npiprofile.com/npi/1831137314) · Data from the CMS NPPES public registry.