Quick answers
- Which hospitals does Andrew J. Larson work at?
- Medicare's official clinician data lists Andrew J. Larson at 1 hospital: Mayo Clinic Health System-Franciscan Medical Center Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Andrew J. Larson see patients?
- Medicare's clinician data lists 2 practice locations, including La Crosse, WI and Prairie Du Chien, WI. Call before your visit to confirm the address.
- What is Andrew J. Larson's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Andrew J. Larson accept Medicare assignment?
- Yes. Medicare's clinician data says Andrew J. Larson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Andrew J. Larson?
- (608) 785-0940, as listed in official Medicare / NPI Registry data.
- What is Andrew J. Larson's NPI number?
- 1134797947. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Andrew J. Larson works
Medicare's Facility Affiliation Data lists Andrew J. Larson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mayo Clinic Health System-Franciscan Medical Center IncLa Crosse, WI · Acute Care Hospital · CCN 520004
Practice locations
Addresses where Andrew J. Larson is enrolled with Medicare (CMS data updated 2026-10-02).
- 700 W Ave SLa Crosse, WI 54601 (608) 785‑0940
- 800 E Blackhawk AvePrairie Du Chien, WI 53821 (608) 326‑0808
Group practices
Medicare enrollment lists Andrew J. Larson as a member of this group (CMS data updated 2026-10-02).
- Mayo Clinic Health System-Southwest Wisconsin Region Inc534 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Wisconsin →
Other nurse anesthetists in La Crosse
Clinicians with the same Medicare primary specialty in La Crosse, WI — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1134797947 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians