Organization Active NPI

Bertrand Desilva M D Inc

  • Sleep Medicine (Internal Medicine) Physician
  • Riverside, CA
National Provider Identifier
1831458900
Registry record updated Jan 7, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Sleep Medicine (Internal Medicine) PhysicianTaxonomy code 207RS0012X
License
A46400 Issued in CA
Legal business name
BERTRAND DESILVA M D INC
Practice address
4121 Brockton Ave Ste 104
Riverside, CA 92501-3442
Phone
(951) 778-0032
NPI assigned
May 10, 2012
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jan 7, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name
Dr. Bertrand Desilva, M.D.
Title
Owner
Phone
(714) 673-2603

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207R00000X A46400 CA
Critical Care Medicine (Internal Medicine) PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RC0200X A46400 CA
Pulmonary Disease PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RP1001X A46400 CA
Sleep Medicine (Internal Medicine) PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RS0012X A46400 CA Primary

Addresses

Primary practice location

4121 Brockton Ave Ste 104
Riverside, CA 92501-3442

Mailing address

4121 Brockton Ave Ste 104
Riverside, CA 92501-3442
Phone (951) 778-0032

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA, ID2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
O20121207000103 CA Part B Supplier - Clinic/Group Practice 9739331208 Receives reassigned benefits from 1 practitioner
Practice locations: Escondido, CA; Colton, CA; Yorba Linda, CA; Riverside, CA; Fullerton, CA; Eureka, CA
O20241022004559 ID Part B Supplier - Clinic/Group Practice 9739331208 Receives reassigned benefits from 1 practitioner
Practice locations: Idaho Falls, ID

National Provider Directory

National Provider Directory

Locations

1349 Camino del Mar
Ste F
Del Mar, CA 92014
Phone (858) 755-1166

100 Laguna Rd
Fullerton, CA 92835

2133 W Chapman Ave
Ste Hi
Orange, CA 92868
Phone (714) 673-2603

3939 Ruffin Rd
Ste 125
San Diego, CA 92123
Phone (858) 810-0392

3939 Ruffin Rd
Ste 114
San Diego, CA 92123
Phone (858) 675-1112

1504 Brookhollow Dr
Ste 119
Santa Ana, CA 92705
Phone (714) 558-1050

3100 Channing Way
Ste 205
Idaho Falls, ID 83404
Phone (208) 529-6111

Practitioners & affiliated clinicians

Practitioners 1

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": "1336608000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1767744000000",
    "number": "1831458900",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4121 BROCKTON AVE STE 104",
            "city": "RIVERSIDE",
            "state": "CA",
            "postal_code": "925013442",
            "telephone_number": "951-778-0032"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4121 BROCKTON AVE STE 104",
            "city": "RIVERSIDE",
            "state": "CA",
            "postal_code": "925013442",
            "telephone_number": "951-778-0032"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "BERTRAND DESILVA M D INC",
        "organizational_subpart": "NO",
        "enumeration_date": "2012-05-10",
        "last_updated": "2026-01-07",
        "certification_date": "2026-01-07",
        "status": "A",
        "authorized_official_last_name": "DESILVA",
        "authorized_official_first_name": "BERTRAND",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "714-673-2603",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "M.D."
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A46400",
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "CA",
            "license": "A46400",
            "primary": false
        },
        {
            "code": "207RP1001X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Pulmonary Disease",
            "state": "CA",
            "license": "A46400",
            "primary": false
        },
        {
            "code": "207RS0012X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Sleep Medicine",
            "state": "CA",
            "license": "A46400",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Riverside, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 7, 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.

Verify at the official NPI Registry.