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

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1447989074

Nathan R Grumdahl, CNP is a Nurse Practitioner in Brooklyn Park, Minnesota. Qualified in 2022, 4 years ago. Practices with St Croix Psychiatric LLC, a 47-clinician group and accepts Medicare assignment. Licensed in Minnesota.

Years since qualifying
4
Licensed in
MN
In the registry since
2022
What do these letters mean?
CNP — Certified Nurse Practitioner
A certified nurse practitioner.

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Practice location Address checks out

5500 94th Ave N
Brooklyn Park, MN 55443-1992
Phone: (952) 826-8475
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 9441 (MN)

Record details

NPI number1447989074
Entity typeIndividual (Type 1)
GenderMale
Credentials CNP
Sole proprietorNo
NPI enumeratedJune 8, 2022
Last updated in NPPESAugust 24, 2022
Certification dateAugust 24, 2022

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice St Croix Psychiatric Llc — 47 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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