San Diego Internal Hospitalist Inc

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

Legal business name

SAN DIEGO INTERNAL HOSPITALIST INC

Doing business as

San Diego Internal Medicine Hospitaist

Practice address

3356 Rancho Diego Cir
El Cajon, CA 92019-5125

Phone

(619) 438-4117

Fax

(860) 325-4894

NPI assigned

Jun 4, 2025

Last updated

Jun 4, 2025By the provider in NPPES

Organization subpart

No

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

Authorized official

Name

Dr. Sinan KhayyatNPI 1578092318

Title

Owner

Phone

(619) 438-4117

Specialties & licenses 1

Addresses

Other names 1

• SAN DIEGO INTERNAL MEDICINE HOSPITAIST Doing business as

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

• Sinan Khayyat, MD

  • Internal Medicine Physician
  • La Mesa, CA
  • NPI 1578092318
  NPD Authorized official

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1748995200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1748995200000",
    "number": "1386538478",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3356 RANCHO DIEGO CIR",
            "city": "EL CAJON",
            "state": "CA",
            "postal_code": "920195125",
            "telephone_number": "619-438-4117",
            "fax_number": "860-325-4894"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3356 RANCHO DIEGO CIR",
            "city": "EL CAJON",
            "state": "CA",
            "postal_code": "920195125",
            "telephone_number": "619-438-4117",
            "fax_number": "860-325-4894"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "SAN DIEGO INTERNAL HOSPITALIST INC",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-06-04",
        "last_updated": "2025-06-04",
        "certification_date": "2025-06-04",
        "status": "A",
        "authorized_official_last_name": "KHAYYAT",
        "authorized_official_first_name": "SINAN",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "619-438-4117",
        "authorized_official_name_prefix": "Dr."
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "SAN DIEGO INTERNAL MEDICINE HOSPITAIST",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

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• Internal Medicine Physician in El Cajon, CA
• Providers in El Cajon, CA by specialty
• Internal Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 4, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.