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

MS. Mary Jane Barrett, RN

Individual provider Case Management Registered Nurse · NPI 1043423528

MS. Mary Jane Barrett, RN is a Case Management Registered Nurse in Whitefish, Montana. Practices as a sole proprietor. Licensed in Montana.

Licensed in
MT
In the registry since
2007
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

See every abbreviation used in this directory →

Practice location Address checks out

13 Obrien Ave
Whitefish, MT 59937-2457
Phone: (406) 257-8658
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Case Management Registered Nurse (primary) Taxonomy 163WC0400X · Licence RN15380 (MT)

Record details

NPI number1043423528
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorYes
NPI enumeratedMay 8, 2007
Last updated in NPPESJuly 8, 2007
Mailing address13 Obrien Ave, Whitefish, MT 59937-2457