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

Mrs. Milissa Renee Grandchamp, NP

Individual provider Registered Nurse · NPI 1083750731

Mrs. Milissa Renee Grandchamp, NP is a Family Practice in Polson, Montana. Qualified in 2013, 13 years ago. Practices with Confederated Salish and Kootenai Tribes of the Flathead Reservation, a 23-clinician group and accepts Medicare assignment. Licensed in Montana.

Years since qualifying
13
Licensed in
MT
In the registry since
2007
Specialties on file
2
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

5 4th Ave E
Polson, MT 59860-2117
Phone: (406) 745-3525
Fax: (406) 226-2647
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence NUR-APRN-LIC-100330 (MT)
Registered Nurse Taxonomy 163W00000X · Licence 23008 (MT)

Record details

NPI number1083750731
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorYes
NPI enumeratedJanuary 29, 2007
Last updated in NPPESApril 8, 2025
Certification dateApril 8, 2025

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Confederated Salish And Kootenai Tribes Of The Flathead Reservation — 23 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Polson