Impact Medical Associates California

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

Legal business name

IMPACT MEDICAL ASSOCIATES CALIFORNIA

Practice address

11838 Bernardo Plaza CT Ste 260a
San Diego, CA 92128-2413

Phone

(858) 487-8778

Fax

(858) 487-2738

NPI assigned

Jul 19, 2022

Organization subpart

No

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

Authorized official

Name

Michael Connelly

Title

Managing Partner

Phone

(714) 905-9503

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in CA, UT, TX3 enrollments

Enrollment records 3

Locations

Practitioners 5

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Jocelyn Anne Montierth, MSN, APRN, AGPCNP-BC

  • Primary Care Nurse Practitioner
  • Kaysville, UT
  • NPI 1003409756

  CA

  Medicare reassignment Care Compare group NPD
• Joseph Castrejon, MD

  • Family Medicine Physician
  • Vista, CA
  • NPI 1568486710
  Medicare reassignment Care Compare group
• Airene Olesco Maldonado

  • Nurse Practitioner
  • Menifee, CA
  • NPI 1245972835
  Medicare reassignment Care Compare group
• Mary Nganga, NP

  • Primary Care Nurse Practitioner
  • San Mateo, CA
  • NPI 1578920880

  TX

  Medicare reassignment Care Compare group
• Amy Jo Fowers, FNP

  • Family Nurse Practitioner
  • West Haven, UT
  • NPI 1407432933

  CA

  Medicare reassignment Care Compare group

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

{
    "created_epoch": "1658188800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1776038400000",
    "number": "1609501006",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5355 AVENIDA ENCINAS STE 103",
            "city": "CARLSBAD",
            "state": "CA",
            "postal_code": "920084332",
            "telephone_number": "584-878-7788",
            "fax_number": "858-487-2738"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11838 BERNARDO PLAZA CT STE 260A",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921282413",
            "telephone_number": "858-487-8778",
            "fax_number": "858-487-2738"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "IMPACT MEDICAL ASSOCIATES CALIFORNIA",
        "organizational_subpart": "NO",
        "enumeration_date": "2022-07-19",
        "last_updated": "2026-04-13",
        "certification_date": "2026-04-13",
        "status": "A",
        "authorized_official_last_name": "CONNELLY",
        "authorized_official_first_name": "MICHAEL",
        "authorized_official_title_or_position": "MANAGING PARTNER",
        "authorized_official_telephone_number": "714-905-9503"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Family Medicine",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Jessica Carrie Imhoff
• Gregory Phillip Imler, M.D.
• Katherine Laura Immerman, M.D.
• Kayla Imms
• Impact
• Impedimed Inc
• Shannon Imper, LMFT
• Imperial Beach Community Clinic
• Imperial Beach Optometric Corporation
• Imperial Beach Pharmacy LLC

• Family Medicine Physician in San Diego, CA
• Providers in San Diego, CA by specialty
• Family Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 13, 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.