Cassandra Ann Madigan, DNP, FNP-C

Primary specialty

Nurse PractitionerTaxonomy code 363L00000X

License

95038442 Issued in CA

Practice address

8975 Balboa Ave
San Diego, CA 92123-1507

Phone

(858) 499-2703

NPI assigned

Feb 12, 2026

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in CA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2025

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Sharp Rees-Stealy Medical Group IncGroup PAC ID 8628972759, 872 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• Sharp Rees-Stealy Medical Group, Inc

  • Internal Medicine Physician
  • San Diego, CA
  • NPI 1285616177
  Medicare reassignment Care Compare group

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

{
    "created_epoch": "1770854400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770854400000",
    "number": "1679425524",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8975 BALBOA AVE",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921231507"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8975 BALBOA AVE",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921231507",
            "telephone_number": "858-499-2703"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MADIGAN",
        "first_name": "CASSANDRA",
        "middle_name": "ANN",
        "credential": "DNP, FNP-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-02-12",
        "last_updated": "2026-02-12",
        "certification_date": "2026-02-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "CA",
            "license": "95038442",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Gracie Madero
• James Nicholas Madero, PHD
• Sheila N/a Madgedi, NP
• Niraj Madhani, MD
• Aruna Madhyanam
• Catherine Eilleen Madigan, M.D.
• Nichole Marie Madigan
• Caitlin H Madison, CNM
• Destoenisha Madison
• Janet Marie Madison, B.A.

• Nurse Practitioner in San Diego, CA
• Providers in San Diego, CA by specialty
• Nurse Practitioner in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 12, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.