Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Ahlex Kortsan, CNM

Individual provider Advanced Practice Midwife · NPI 1700677309

Ahlex Kortsan, CNM is a Certified Nurse Midwife (CNM) in Onalaska, Wisconsin. Qualified in 2024, 2 years ago. Practices with Gundersen Lutheran Medical Center Inc, a 896-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
2
Licensed in
WI
In the registry since
2025
What do these letters mean?
CNM — Certified Nurse-Midwife
An advanced practice nurse who provides prenatal care and delivers babies.

See every abbreviation used in this directory →

Practice location Address checks out

3111 Gundersen Dr
Onalaska, WI 54650-8447
Phone: (608) 775-8100
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Advanced Practice Midwife (primary) Taxonomy 367A00000X · Licence 598 (WI)

Record details

NPI number1700677309
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNM
Sole proprietorNo
NPI enumeratedMay 14, 2025
Last updated in NPPESMay 14, 2025
Certification dateMay 14, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCERTIFIED NURSE MIDWIFE (CNM)
Medical schoolOTHER
Graduated 2024 (2 years in practice)
Group practice Gundersen Lutheran Medical Center Inc — 896 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Onalaska