Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Stephene Aizcorbe Hertwig, RN, MSN, ACNPC-AG

Individual provider Acute Care Nurse Practitioner · NPI 1306379607

Stephene Aizcorbe Hertwig, RN, MSN, ACNPC-AG is a Nurse Practitioner in Kalispell, Montana. Qualified in 2016, 10 years ago. Practices with Kalispell Regional Medical Center Inc, a 418-clinician group and accepts Medicare assignment. Licensed in Montana and Virginia.

Years since qualifying
10
Licensed in
MT, VA
In the registry since
2017
Specialties on file
3
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.

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Practice location Address checks out

350 Heritage Way Ste 2100
Kalispell, MT 59901-3167
Phone: (406) 257-8992
Fax: (406) 257-8996
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Critical Care Medicine Nurse Practitioner (primary) Taxonomy 363LC0200X · Licence 0024174096 (VA)
Acute Care Nurse Practitioner Taxonomy 363LA2100X · Licence 0024174096 (VA)
Critical Care Medicine Nurse Practitioner Taxonomy 363LC0200X · Licence NUR-APRN-LIC-184834 (MT)

Record details

NPI number1306379607
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , MSN , ACNPC-AG
Sole proprietorYes
NPI enumeratedApril 4, 2017
Last updated in NPPESFebruary 19, 2024
Certification dateFebruary 19, 2024

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice Kalispell Regional Medical Center Inc — 418 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Kalispell