Individual provider Active NPI

Cassandra Freeland, CRNA

  • Certified Registered Nurse Anesthetist
  • Seattle, WA
National Provider Identifier
1760750509
Registry record updated Dec 3, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
AP60307633 Issued in WA
Practice address
501 N 34TH St Ste 101
Seattle, WA 98103-8856
Phone
(206) 838-1777
Fax
(206) 838-1771
NPI assigned
Dec 8, 2011
Last updated
Dec 3, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 3, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X AP60307633 WA Primary
Certified Registered Nurse Anesthetist 367500000X 103084 CT

Addresses

Primary practice location

501 N 34TH St Ste 101
Seattle, WA 98103-8856

Mailing address

9856 21St Ave SW
Seattle, WA 98106-2616
Phone (206) 661-0524

Other practice location 1

831 Boston Post Rd
Ste 203
Milford, CT 06460-3536
Phone (888) 783-1831

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20121218000421 WA Practitioner - Certified Registered Nurse Anesthetist (Crna) 0244498889 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Sight Partners Physicians PCGroup PAC ID 6002728532, 59 clinicians
Valley Regional Anesthesia Associates IncGroup PAC ID 3870964323, 143 clinicians
Lake Washington Anesthesia PLLCGroup PAC ID 3678840543, 8 clinicians

Practice addresses (Care Compare)

1306 Roosevelt Ave
Mount Vernon, WA 98273-2428
Phone (360) 428-2020

1455 NW Leary Way
Suite 300
Seattle, WA 98107-5138
Phone (559) 334-3145

501 N 34TH St
Suite 101
Seattle, WA 98103-8856
Phone (206) 838-1777

Merit-based Incentive Payment System (MIPS)

Final score
89.74 of 100Reported as group
Quality
88.73
Promoting interoperability
100
Improvement activities
40
Cost
77.08

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Registered Nurse

State licenses

LicenseStateTypeSpecialty
103084CTMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Sight Partners Physicians, P.C. Current Accepting new patients
Sight Partners Physicians, P.C. CurrentSince Sep 23, 2021 Accepting new patients
Valley Regional Anesthesia Associates Inc CurrentSince Dec 3, 2023 Accepting new patients
Providence Wa Anesthesia Services, P.C. CurrentSince Sep 2, 2014 Accepting new patients
Sight Partners Physicians PC CurrentSince Sep 23, 2021 Accepting new patients
Lake Washington Anesthesia PLLC Nurse Anesthetist, Certified Registered CurrentSince Jan 1, 2026 Accepting new patients
Sight Partners Physicians, P.C. Past Accepting new patients
Sight Partners Physicians, P.C. Past Accepting new patients
Sight Partners Physicians, P.C. Past Accepting new patients
Sheridan Healthcare of Washington, PC Nurse Anesthetist, Certified Registered PastSince Sep 25, 2019 Accepting new patients
Tahoma Anesthesiology Consultants PS Past Accepting new patients
Milford Anesthesia Associates LLC Nurse Anesthetist, Certified Registered PastSince Sep 25, 2019 Accepting new patients

Locations

16404 Smokey Point Blvd
Ste 303
Arlington, WA 98223
Phone (360) 658-6224

903 Medical Center Dr
Ste 100
Arlington, WA 98223
Phone (360) 435-8595

21600 Highway 99
Ste 260
Edmonds, WA 98026
Phone (425) 774-2650

1321 Colby Ave
Everett, WA 98201
Phone (425) 259-4413

11800 NE 128th St
Ste 100
Kirkland, WA 98034
Phone (425) 899-4500

1306 Roosevelt Ave
Mount Vernon, WA 98273
Phone (360) 428-2020

1412 SW 43rd St
Ste 310
Renton, WA 98057
Phone (425) 235-1200

1455 NW Leary Way
Ste 300
Seattle, WA 98107
Phone (206) 784-3350

332 NE Northgate Way
Seattle, WA 98125

501 N 34th St
Ste 101
Seattle, WA 98103
Phone (206) 838-1777

795 N 5th Ave
Sequim, WA 98382
Phone (360) 658-6224

16010 E Indiana Ave
Spokane Valley, WA 99216
Phone (509) 928-8040

Interoperability endpoints

  • Direct secure messaging: cassandra.freeland.p1@direct.crc-fwhc.nextgenshare.com

Organizations & group practices 12

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.

NPI Registry JSON

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

{
    "created_epoch": "1323302400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764720000000",
    "number": "1760750509",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9856 21ST AVE SW",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981062616",
            "telephone_number": "206-661-0524"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "501 N 34TH ST STE 101",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981038856",
            "telephone_number": "206-838-1777",
            "fax_number": "206-838-1771"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "831 Boston Post Rd",
            "address_2": "Ste 203",
            "address_purpose": "LOCATION",
            "city": "Milford",
            "state": "CT",
            "postal_code": "064603536",
            "country_code": "US",
            "telephone_number": "888-783-1831",
            "fax_number": "203-874-5209",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "FREELAND",
        "first_name": "CASSANDRA",
        "name_prefix": "Ms.",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2011-12-08",
        "last_updated": "2025-12-03",
        "certification_date": "2025-12-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "WA",
            "license": "AP60307633",
            "primary": true
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "CT",
            "license": "103084",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Seattle, WA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 3, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • 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.