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COASTAL CARDIOLOGY OF ORANGE COUNTY
NPI 1285968909
Internal Medicine - Clinical Cardiac Electrophysiology in Ladera Ranch, CA

Active since September 28, 2009
333 CORPORATE DR STE 102, LADERA RANCH, CA 92694(949) 276-2446(949) 276-2449 Get Directions Write a Review

NPPES record last updated: March 11, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Coastal Cardiology Of Orange County NPPES

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

COASTAL CARDIOLOGY OF ORANGE COUNTY (NPI 1285968909) is a healthcare organization registered as a clinical cardiac electrophysiology in Ladera Ranch, California and active in the NPI registry since September 2009. The organization lists Stephen S Ehrlich, Owner, as its authorized official.

NPPES Registry Identity

NPI1285968909
Entity TypeOrganization
Primary Taxonomy207RC0001X
Legal Business NameCCOC, INC.
Location Address333 CORPORATE DR STE 102Ladera Ranch, CA 92694-2113
Mailing Address333 Corporate Dr Ste 102Ladera Ranch, CA 92694-2113 · (949) 276-2446 · Fax (949) 276-2449
Phone(949) 276-2446
Fax(949) 276-2449
Organization SubpartNo
Authorized OfficialStephen S EhrlichOwner · (949) 276-2446
Enumeration DateSeptember 28, 2009
Last NPPES UpdateMarch 11, 2020
NPPES CertifiedMarch 11, 2020
✔ NPI 1285968909 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Clinical Cardiac ElectrophysiologyAllopathic & Osteopathic Physicians
Taxonomy Code207RC0001X
License✔ Licensed in CA · G58587
Definition
A field of special interest within the subspecialty of cardiovascular disease, specialty of Internal Medicine, which involves intricate technical procedures to evaluate heart rhythms and determine appropriate treatment for them.
333 CORPORATE DR STE 102, Ladera Ranch, CA 92694
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Other Names 1

Doing Business AsCoastal Cardiology Of Orange County

Other Identifiers 1

Medicaid00G585870CA

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE 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)

Coastal Cardiology Of Orange County is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

5

Medicare enrollment records show 5 clinicians reassign Medicare billing to Coastal Cardiology Of Orange County, which bills Medicare for the services they deliver. Of these, 3 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (5)

Brett Wertman, M.D.
Cardiovascular Disease (Cardiology)
NPI 1043349772
27800 MEDICAL CENTER RD SUITE 222
Mission Viejo, CA 92691
(949) 276-2446
✔ PECOS✔ Accepts Medicare2.0 mi
Stephen Ehrlich, M.D.
Cardiovascular Disease (Cardiology)
NPI 1700862547
27800 MEDICAL CENTER RD SUITE 222
Mission Viejo, CA 92691
(949) 276-2446
✔ PECOS2.0 mi
Huy Nguyen, MD
Cardiovascular Disease (Cardiology)
NPI 1851514640
27800 MEDICAL CENTER RD SUITE 222
Mission Viejo, CA 92691
(949) 276-2446
✔ PECOS✔ Accepts Medicare2.0 mi
Teferi Mitiku, M.D.
Internal Medicine
NPI 1316096522
101 CITY DRIVE SOUTH
Orange, CA 92868
(714) 456-3868
✔ PECOS✔ Accepts Medicare22 mi
Nauman Siddiqi, MD
Cardiovascular Disease (Cardiology)
NPI 1033381546
2700 QUARRY LAKE DR STE 240
Baltimore, MD 21209
(410) 367-2590
✔ PECOS✔ Accepts Medicare2,295 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 Ccoc, Inc.'s NPI number?

The NPI number for Ccoc, Inc. is 1285968909. It was assigned to this organization in the NPPES registry on September 28, 2009. The provider is doing business as Coastal Cardiology Of Orange County.

Where is Ccoc, Inc. located?

Ccoc, Inc. is located at 333 Corporate Dr Ste 102, Ladera Ranch, CA 92694. The listed phone number is (949) 276-2446.

What is Ccoc, Inc.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Clinical Cardiac Electrophysiology, with taxonomy code 207RC0001X.

Is Ccoc, Inc. enrolled in Medicare?

Yes. Ccoc, Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Ccoc, Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 5 clinicians in 2 Medicare specialties reassign their Medicare billing to Ccoc, 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. The largest specialties are Cardiovascular Disease (Cardiology) (4) and Internal Medicine (1). Of these, 3 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 Ccoc, Inc. was last updated on March 11, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.