Active NPI
Cardiac Arrhythmia Associates
- Medical Specialty Clinic/Center
- La Jolla, CA
National Provider Identifier
1043584840
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Medical Specialty Clinic/Center
- License
- G53772
- Legal business name
- CARDIAC ARRHYTHMIA ASSOCIATES
- Practice address
- 9850 Genesee Ave
Suite 940
La Jolla, CA 92037-1224 - Phone
- (858) 658-0088
- Fax
- (858) 658-0084
- NPI assigned
- Feb 27, 2012
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Dr. George Stuart Mendenhall, MD
- Title
- Ceo
- Phone
- (858) 658-0088
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Medical Specialty Clinic/Center | 261QM2500X | G53772 | CA | Primary |
Addresses
Primary practice location
9850 Genesee Ave
Suite 940
La Jolla, CA 92037-1224
Mailing address
9850 Genesee Ave Ste 940
La Jolla, CA 92037-1220
Phone (858) 658-0088
National Provider Directory
National Provider Directory- Tax ID family
- Cardiac Arrhythmia Associates
Other organizations with this tax ID 1
Organizations that report the same tax identification number in the National Provider Directory.
-
- Clinical Cardiac Electrophysiology Physician
- La Jolla, CA
- NPI 1023042751
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1330300800000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1774396800000",
"number": "1043584840",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "9850 GENESEE AVE STE 940",
"city": "LA JOLLA",
"state": "CA",
"postal_code": "920371220",
"telephone_number": "858-658-0088",
"fax_number": "858-658-0084"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "9850 GENESEE AVE",
"address_2": "SUITE 940",
"city": "LA JOLLA",
"state": "CA",
"postal_code": "920371224",
"telephone_number": "858-658-0088",
"fax_number": "858-658-0084"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "CARDIAC ARRHYTHMIA ASSOCIATES",
"organizational_subpart": "NO",
"enumeration_date": "2012-02-27",
"last_updated": "2026-03-25",
"certification_date": "2026-03-25",
"status": "A",
"authorized_official_last_name": "MENDENHALL",
"authorized_official_first_name": "GEORGE",
"authorized_official_middle_name": "STUART",
"authorized_official_title_or_position": "CEO",
"authorized_official_telephone_number": "858-658-0088",
"authorized_official_name_prefix": "Dr.",
"authorized_official_credential": "MD"
},
"taxonomies": [
{
"code": "261QM2500X",
"taxonomy_group": "",
"desc": "Clinic/Center, Medical Specialty",
"state": "CA",
"license": "G53772",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in La Jolla, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 25, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.