Active NPI
ER-Kai Gao MD Inc.
- Neurology Physician
- La Mesa, CA
National Provider Identifier
1912070673
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Neurology Physician
- Legal business name
- ER-KAI GAO MD INC.
- Practice address
- 8851 Center Dr
Suite 603
La Mesa, CA 91942-3017 - Phone
- (619) 667-4546
- Fax
- (760) 751-5328
- NPI assigned
- Nov 17, 2006
- 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. ER-Kai Gao, MD
- Title
- Owner
- Phone
- (619) 667-4546
Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Neurology Physician | 2084N0400X | Primary |
Addresses
Primary practice location
8851 Center Dr
Suite 603
La Mesa, CA 91942-3017
Mailing address
8851 Center Dr
Suite 603
La Mesa, CA 91942-3017
Phone (619) 667-4546
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 1710064944 | Other | GAO NPI | |
| 1336226471 | Other | CHENG NPI |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA
Enrollment records 1
National Provider Directory
National Provider DirectoryPractitioners & affiliated clinicians
Practitioners 2
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1163721600000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1775606400000",
"number": "1912070673",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "8851 CENTER DR",
"address_2": "SUITE 603",
"city": "LA MESA",
"state": "CA",
"postal_code": "919423017",
"telephone_number": "619-667-4546",
"fax_number": "760-751-5328"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "8851 CENTER DR",
"address_2": "SUITE 603",
"city": "LA MESA",
"state": "CA",
"postal_code": "919423017",
"telephone_number": "619-667-4546",
"fax_number": "760-751-5328"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "ER-KAI GAO MD INC.",
"organizational_subpart": "NO",
"enumeration_date": "2006-11-17",
"last_updated": "2026-04-08",
"certification_date": "2026-04-08",
"status": "A",
"authorized_official_last_name": "GAO",
"authorized_official_first_name": "ER-KAI",
"authorized_official_title_or_position": "OWNER",
"authorized_official_telephone_number": "619-667-4546",
"authorized_official_name_prefix": "Dr.",
"authorized_official_credential": "MD"
},
"taxonomies": [
{
"code": "2084N0400X",
"taxonomy_group": "193400000X SINGLE SPECIALTY GROUP",
"desc": "Psychiatry & Neurology, Neurology",
"state": null,
"license": null,
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "GAO NPI",
"identifier": "1710064944",
"state": null
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "CHENG NPI",
"identifier": "1336226471",
"state": null
}
],
"endpoints": [],
"other_names": []
}
Other providers in La Mesa, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 8, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.