Individual provider Active NPI

Cassandra VLK Alcock, APN

  • Family Nurse Practitioner
  • Belvidere, IL
National Provider Identifier
1073021762
Registry record updated Feb 16, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
209.016390 Issued in IL
Practice address
1700 Henry Luckow LN
Belvidere, IL 61008-1702
Phone
(779) 696-8650
NPI assigned
Jan 16, 2018
Last updated
Feb 16, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 16, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse Practitioner 363LF0000X 209.016390 IL Primary

Addresses

Primary practice location

1700 Henry Luckow LN
Belvidere, IL 61008-1702

Mailing address

PO Box 78866
Milwaukee, WI 53278-8866
Phone (779) 696-7150

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address calcock1062535@direct.uwhealth.org

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL, WI2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20180321001364 IL Practitioner - Nurse Practitioner 0042572539 Reassigns benefits to 1 organization
I20181115000432 WI Practitioner - Nurse Practitioner 0042572539 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Swedishamerican HospitalGroup PAC ID 5799698346, 386 clinicians

Practice addresses (Care Compare)

1700 Henry Luckow LN
Belvidere, IL 61008-1702
Phone (779) 696-8650

2404 Charles St
Rockford, IL 61108-1602
Phone (779) 696-7910

2909 N Main St
Rockford, IL 61103-3100
Phone (779) 696-5000

6824 Newburg Rd
Sa Valley
Rockford, IL 61108-4330
Phone (779) 696-7610

Hospital & facility affiliations

  • Uw Health Hospital, Rockford, IL, CCN 140228

Merit-based Incentive Payment System (MIPS)

Final score
81.51 of 100Reported as group
Quality
83.2
Promoting interoperability
77
Improvement activities
40
Cost
71.7

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
209.016390ILMDFamily Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Swedishamerican Hospital CurrentSince Sep 1, 2019 Accepting new patients
Swedishamerican Hospital Current Accepting new patients
Swedishamerican Hospital CurrentSince Sep 1, 2019 Accepting new patients

Locations

1700 Henry Luckow Ln
Belvidere, IL 61008
Phone (779) 696-8650

2222 E State St
Ste 209
Rockford, IL 61104
Phone (815) 988-8500

2550 Charles St
Rockford, IL 61108
Phone (779) 696-7285

6824 Newburg Rd
Rockford, IL 61108
Phone (779) 696-7610

Organizations & group practices 4

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.

Hospital & facility affiliations 1

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

NPI Registry JSON

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

{
    "created_epoch": "1516060800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771200000000",
    "number": "1073021762",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 78866",
            "city": "MILWAUKEE",
            "state": "WI",
            "postal_code": "532788866",
            "telephone_number": "779-696-7150"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1700 HENRY LUCKOW LN",
            "city": "BELVIDERE",
            "state": "IL",
            "postal_code": "610081702",
            "telephone_number": "779-696-8650"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ALCOCK",
        "first_name": "CASSANDRA",
        "middle_name": "VLK",
        "credential": "APN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-01-16",
        "last_updated": "2026-02-16",
        "certification_date": "2026-02-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "IL",
            "license": "209.016390",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "calcock1062535@direct.uwhealth.org",
            "affiliation": "N",
            "address_1": "6824 Newburg Rd",
            "city": "Rockford",
            "state": "IL",
            "country_code": "US",
            "postal_code": "611084330",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Belvidere, IL

Sources for this page

Verify at the official NPI Registry.