Quick answers
- Which hospitals does Hayley Larson work at?
- Medicare's official clinician data lists Hayley Larson at 1 hospital: Gundersen Lutheran Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Hayley Larson see patients?
- Medicare's clinician data lists 1 practice location in Onalaska, WI. Call before your visit to confirm the address.
- What is Hayley Larson's specialty?
- Medicare lists Registered Dietitian or Nutrition Professional as the primary specialty.
- Does Hayley Larson accept Medicare assignment?
- Yes. Medicare's clinician data says Hayley 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.
- Does Hayley Larson offer telehealth?
- Medicare's clinician data says Hayley Larson offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Hayley Larson?
- (608) 782-7300, as listed in official Medicare / NPI Registry data.
- What is Hayley Larson's NPI number?
- 1326901687. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Hayley Larson works
Medicare's Facility Affiliation Data lists Hayley Larson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Gundersen Lutheran Medical CenterLa Crosse, WI · Acute Care Hospital · CCN 520087
Practice locations
Addresses where Hayley Larson is enrolled with Medicare (CMS data updated 2026-10-02).
- 3111 Gundersen DrOnalaska, WI 54650 (608) 782‑7300
Group practices
Medicare enrollment lists Hayley Larson as a member of this group (CMS data updated 2026-10-02).
- Gundersen Lutheran Medical Center Inc895 clinicians in the group
Specialties
Find other clinicians: Registered Dietitian or Nutrition Professional, Wisconsin →
Other dietitians in Wisconsin
Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.
Clinician information
| Graduation year | 2025 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1326901687 |
| 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