Quick answers
- Where does Ahlex Kortsan see patients?
- Medicare's clinician data lists 2 practice locations, including La Crosse, WI and Onalaska, WI. Call before your visit to confirm the address.
- What is Ahlex Kortsan's specialty?
- Medicare lists Certified Nurse Midwife (CNM) as the primary specialty.
- Does Ahlex Kortsan accept Medicare assignment?
- Yes. Medicare's clinician data says Ahlex Kortsan 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 Ahlex Kortsan?
- (608) 783-7300, as listed in official Medicare / NPI Registry data.
- What is Ahlex Kortsan's NPI number?
- 1700677309. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Ahlex Kortsan is enrolled with Medicare (CMS data updated 2026-10-02).
- 1836 S AveLa Crosse, WI 54601 (608) 783‑7300
- 3111 Gundersen DrOnalaska, WI 54650 (608) 782‑7300
Group practices
Medicare enrollment lists Ahlex Kortsan 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: Certified Nurse Midwife (CNM), Wisconsin →
Other nurse midwifes in La Crosse
Clinicians with the same Medicare primary specialty in La Crosse, WI — not a recommendation.
Clinician information
| Graduation year | 2024 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1700677309 |
| 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
- 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