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

Gretchen Dierken

Individual provider Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist · NPI 1245632744

Gretchen Dierken is a Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist in Missoula, Montana. Licensed in Montana. Registered with an NPI since 2014.

Licensed in
MT
In the registry since
2014

Practice location Address checks out

2510 S Reserve St
Missoula, MT 59801-7546
Phone: (406) 721-4514
Show map & directions

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

Specialties & licences

Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist (primary) Taxonomy 1835P0018X · Licence MT3302 (MT)

Record details

NPI number1245632744
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedSeptember 16, 2014
Last updated in NPPESSeptember 16, 2014
Mailing address2510 S Reserve St, Missoula, MT 59801-7546

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