Christiaan Letsinger, FNP-C

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

209.031976 Issued in IL

Practice address

1700 Henry Luckow LN
Belvidere, IL 61008-1702

Phone

(779) 696-8650

NPI assigned

Mar 20, 2025

Last updated

Mar 20, 2025By the provider in NPPES

Sex

Male

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 IL

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, 2024

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Swedishamerican HospitalGroup PAC ID 5799698346, 386 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Uw Health Hospital, Rockford, IL, CCN 140228

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Locations

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.

• Swedishamerican Hospital

  dba SwedishAmerican Medical Group

  • Family Medicine Physician
  • Rockford, IL
  • NPI 1962451732
  Medicare reassignment Care Compare group NPD
• Swedishamerican Hospital

  • Community/Retail Pharmacy
  • Rockford, IL
  • NPI 1306635982
  NPD
• Swedishamerican Hospital

  • Vascular Surgery Physician
  • Rockford, IL
  • NPI 1376950485
  NPD

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

• Swedishamerican Hospital

  • General Acute Care Hospital
  • Rockford, IL
  • NPI 1760542732
  Care Compare affiliation

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

{
    "created_epoch": "1742428800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1742428800000",
    "number": "1407657026",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1612 SCOTTSWOOD RD",
            "city": "ROCKFORD",
            "state": "IL",
            "postal_code": "611072070"
        },
        {
            "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": "LETSINGER",
        "first_name": "CHRISTIAAN",
        "credential": "FNP-C",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-03-20",
        "last_updated": "2025-03-20",
        "certification_date": "2025-03-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "IL",
            "license": "209.031976",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• L Robert Warren MD LLC
• Laboratory Corporation of America
• Dylen Adair Larsen, ABOC
• Laurie Maringer, LCSW Inc
• Legal NP Consulting LLC (Personal Primary Care)
• Linda Kyle Rimkus
• Jennifer List, OTR/L
• Patrick C. Littlejohn, LCPC, NCC
• Joan M Lodge, LCSW
• Deanna M Longley, P.T.

• Family Nurse Practitioner in Belvidere, IL
• Providers in Belvidere, IL by specialty
• Family Nurse Practitioner in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 20, 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.