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

Marnie Jean Dichiaro, APRN

Individual provider Gerontology Nurse Practitioner · NPI 1811497076

Marnie Jean Dichiaro, APRN is a Nurse Practitioner in Missoula, Montana. Qualified in 2017, 9 years ago. Practices with Mountain Internal Medicine, PLLC, a 2-clinician group and accepts Medicare assignment. Licensed in Montana.

Years since qualifying
9
Licensed in
MT
In the registry since
2018
Specialties on file
2
What do these letters mean?
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.

See every abbreviation used in this directory →

Practice location Address checks out

323 E Frnt ST
Missoula, MT 59802-4715
Phone: (406) 329-2954
Show map & directions

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

Specialties & licences

Gerontology Nurse Practitioner (primary) Taxonomy 363LG0600X · Licence 129062 (MT)
Nurse Practitioner Taxonomy 363L00000X · Licence 129062 (MT)

Record details

NPI number1811497076
Entity typeIndividual (Type 1)
GenderFemale
Credentials APRN
Sole proprietorNo
NPI enumeratedFebruary 14, 2018
Last updated in NPPESApril 16, 2026
Certification dateApril 16, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Mountain Internal Medicine, Pllc — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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