Active NPI
Cas Health Medical Group LLC
- Family Medicine Physician
- Rancho Cucamonga, CA
National Provider Identifier
1235006172
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Medicine Physician
- Legal business name
- CAS HEALTH MEDICAL GROUP LLC
- Practice address
- 9375 Archibald Ave Ste 312
Rancho Cucamonga, CA 91730-5703 - Phone
- (909) 755-5010
- Fax
- (909) 755-5010
- NPI assigned
- Oct 23, 2025
- 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
- Warren Regh C Gabrillo III, MD
- Title
- Manager
- Phone
- (909) 982-2088
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 |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | Primary |
Addresses
Primary practice location
9375 Archibald Ave Ste 312
Rancho Cucamonga, CA 91730-5703
Mailing address
9375 Archibald Ave Ste 312
Rancho Cucamonga, CA 91730-5703
Phone (909) 755-5010
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA
Enrollment records 1
National Provider Directory
National Provider DirectoryLocations
3090 Bristol St
Costa Mesa, CA 92626
Phone (714) 992-1182
Practitioners & affiliated clinicians
Practitioners 4
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.
-
- Family Medicine Physician
- Upland, CA
- NPI 1982689295
-
- Family Nurse Practitioner
- Rancho Cucamonga, CA
- NPI 1205288115
-
- Family Nurse Practitioner
- Fontana, CA
- NPI 1497225965
-
- Family Nurse Practitioner
- Montclair, CA
- NPI 1790422111
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1761177600000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1788566400000",
"number": "1235006172",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "9375 ARCHIBALD AVE STE 312",
"city": "RANCHO CUCAMONGA",
"state": "CA",
"postal_code": "917305703",
"telephone_number": "909-755-5010",
"fax_number": "909-755-5010"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "9375 ARCHIBALD AVE STE 312",
"city": "RANCHO CUCAMONGA",
"state": "CA",
"postal_code": "917305703",
"telephone_number": "909-755-5010",
"fax_number": "909-755-5010"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "CAS HEALTH MEDICAL GROUP LLC",
"organizational_subpart": "NO",
"enumeration_date": "2025-10-23",
"last_updated": "2026-09-05",
"certification_date": "2026-09-05",
"status": "A",
"authorized_official_last_name": "GABRILLO",
"authorized_official_first_name": "WARREN REGH",
"authorized_official_middle_name": "C",
"authorized_official_title_or_position": "MANAGER",
"authorized_official_telephone_number": "909-982-2088",
"authorized_official_name_suffix": "III",
"authorized_official_credential": "MD"
},
"taxonomies": [
{
"code": "207Q00000X",
"taxonomy_group": "193400000X SINGLE SPECIALTY GROUP",
"desc": "Family Medicine",
"state": null,
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Rancho Cucamonga, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 5, 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.