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

Mackenzie Sue Westphal, NP

Individual provider Neurology Physician · NPI 1801548672

Mackenzie Sue Westphal, NP is a Nurse Practitioner in Missoula, Montana. Qualified in 2023, 3 years ago. Practices with Providence Health and Services Mt, a 358-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Montana.

Years since qualifying
3
Licensed in
MT
In the registry since
2022
Specialties on file
3
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

601 W Spruce St Ste J
Missoula, MT 59802-4047
Phone: (406) 327-3350
Fax: (406) 327-3355
Show map & directions

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

Additional practice locations (1)

  • 2825 Fort Missoula Rd Ste 121, Missoula, MT 59804-7403 — (406) 926-3500

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence NUR-APRN-LIC-217090 (MT)
Neurology Physician Taxonomy 2084N0400X · Licence NUR-APRN-LIC-217090 (MT)
Primary Care Nurse Practitioner Taxonomy 363LP2300X · Licence NUR-APRN-LIC-217090 (MT)

Record details

NPI number1801548672
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorYes
NPI enumeratedJanuary 24, 2022
Last updated in NPPESJune 19, 2025
Certification dateJune 19, 2025
Mailing addressPo Box 12, Liberty Lake, WA 99019-0012

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2023 (3 years in practice)
Group practice Providence Health And Services Mt — 358 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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