Organization Active NPI

Mission Primary Care LLC

  • Internal Medicine Physician
  • Fremont, CA
National Provider Identifier
1902712839
Registry record updated Aug 20, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
Legal business name
MISSION PRIMARY CARE LLC
Practice address
3755 Beacon Ave
Fremont, CA 94538-1411
Phone
(510) 796-7796
Fax
(510) 796-7797
NPI assigned
Aug 20, 2026
Last updated
Aug 20, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Aug 20, 2026

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

Authorized official

Name
Dr. Pacita Reyes Aducayen, MD
Title
Ceo
Phone
(925) 864-4067

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X NU Primary

Addresses

Primary practice location

3755 Beacon Ave
Fremont, CA 94538-1411

Mailing address

3755 Beacon Ave
Fremont, CA 94538-1411
Phone (510) 796-7796

National Provider Directory

National Provider Directory

NPI Registry JSON

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

{
    "created_epoch": "1787184000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1787184000000",
    "number": "1902712839",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3755 BEACON AVE",
            "city": "FREMONT",
            "state": "CA",
            "postal_code": "945381411",
            "telephone_number": "510-796-7796",
            "fax_number": "510-796-7797"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3755 BEACON AVE",
            "city": "FREMONT",
            "state": "CA",
            "postal_code": "945381411",
            "telephone_number": "510-796-7796",
            "fax_number": "510-796-7797"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "MISSION PRIMARY CARE LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-08-20",
        "last_updated": "2026-08-20",
        "certification_date": "2026-08-20",
        "status": "A",
        "authorized_official_last_name": "ADUCAYEN",
        "authorized_official_first_name": "PACITA",
        "authorized_official_middle_name": "REYES",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "925-864-4067",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Fremont, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 20, 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.

Verify at the official NPI Registry.