Melissa Renee Walker, AGACNP-BC

Primary specialty

Acute Care Nurse PractitionerTaxonomy code 363LA2100X

License

95039062 Issued in CA

Practice address

726 4TH St
Marysville, CA 95901-5656

Phone

(530) 749-4652

Fax

(530) 749-4365

NPI assigned

Mar 19, 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

Other names 1

• Melissa Gallo Other name

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

Galen Inpatient Physicians PCGroup PAC ID 3678464633, 1,045 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Adventist Health and Rideout Hospital, Marysville, CA, CCN 050133

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.

• Galen Inpatient Physicians, PC

  • Hospitalist Physician
  • Manteca, CA
  • NPI 1689320459
  Medicare reassignment Care Compare group

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Rideout Memorial Hospital

  • General Acute Care Hospital
  • Marysville, CA
  • NPI 1720088354
  Care Compare affiliation

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

{
    "created_epoch": "1773878400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785801600000",
    "number": "1285582700",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "726 4TH ST",
            "city": "MARYSVILLE",
            "state": "CA",
            "postal_code": "959015656",
            "telephone_number": "530-749-4652",
            "fax_number": "530-749-4365"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "726 4TH ST",
            "city": "MARYSVILLE",
            "state": "CA",
            "postal_code": "959015656",
            "telephone_number": "530-749-4652",
            "fax_number": "530-749-4365"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WALKER",
        "first_name": "MELISSA",
        "middle_name": "RENEE",
        "credential": "AGACNP-BC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-03-19",
        "last_updated": "2026-08-04",
        "certification_date": "2026-08-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2100X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "CA",
            "license": "95039062",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "MELISSA",
            "last_name": "GALLO",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

• Tamara Ann Vukovich, BSHS
• Christina Wagnon
• Walgreen Co
• Al Walker, MS COUSELING
• Manning Walker
• Walmart Inc.
• Walmart Stores, Inc.
• Aaron S Walrath
• Mackenzie Leigh Ward
• Lucas Warnock, RN, EMT-P

• Acute Care Nurse Practitioner in Marysville, CA
• Providers in Marysville, CA by specialty
• Acute Care Nurse Practitioner in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 4, 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.