Sera Lu Madsen, ARNP

Primary specialty

Nurse PractitionerTaxonomy code 363L00000X

License

70006026 Issued in WA

Practice address

2707 Colby Ave Ste 718
Everett, WA 98201-3564

Phone

(425) 339-5413

NPI assigned

Sep 12, 2022

Last updated

Jul 25, 2025By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in WA

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

University of Washington School of Medicine, 2025

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Snokidney PLLCGroup PAC ID 7911349295, 11 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Providence Regional Medical Center Everett Hospital, Everett, WA, CCN 500014

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Interoperability endpoints

• Direct secure messaging: smadsen45678@direct.davitaphysiciansolutions.com

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

• Snokidney PLLC

  dba Snohomish Kidney Institute

  • Nephrology Physician
  • Everett, WA
  • NPI 1528810843
  Medicare reassignment Care Compare group
• Northwest Kidney Centers

  dba Bellevue Kidney Center

  • End-Stage Renal Disease (ESRD) Treatment Clinic/Center
  • Bellevue, WA
  • NPI 1215022876
  NPD (past)

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

• Providence Health & Services-Wa

  dba Providence Regional Medical Center Everett

  • Hospitalist Physician
  • Everett, WA
  • NPI 1649615220
  Care Compare affiliation
• Providence Health & Services-Wa

  • General Acute Care Hospital
  • Everett, WA
  • NPI 1700037801
  Care Compare affiliation

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

{
    "created_epoch": "1662940800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1753401600000",
    "number": "1295456838",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2707 COLBY AVE STE 718",
            "city": "EVERETT",
            "state": "WA",
            "postal_code": "982013564",
            "telephone_number": "425-339-5413"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2707 COLBY AVE STE 718",
            "city": "EVERETT",
            "state": "WA",
            "postal_code": "982013564",
            "telephone_number": "425-339-5413"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MADSEN",
        "first_name": "SERA",
        "middle_name": "LU",
        "name_prefix": "Mrs.",
        "credential": "ARNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-09-12",
        "last_updated": "2025-07-25",
        "certification_date": "2025-07-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "WA",
            "license": "70006026",
            "primary": true
        },
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "WA",
            "license": "RN60451577",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Lynda Macpherson, LMHC, CDP
• Martyna Madej
• Ali-Ca Madison-Thompson
• Howard Scott Madow, IDC
• Robin Lynn Madsen, MD
• Natalie Maeda, MA
• Araceli Salazar Magallanes, RN
• Wendy N Magana, ARNP
• Travis James Magelsen, DMD
• Ivy Nyasuguta Mageto, M.D

• Nurse Practitioner in Everett, WA
• Providers in Everett, WA by specialty
• Nurse Practitioner in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 25, 2025; 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.