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

Karlyn Harden, PMHNP

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1457225419

Karlyn Harden, PMHNP is a Psychiatric/Mental Health Nurse Practitioner in Helena, Montana. Practices as a sole proprietor. Licensed in Montana.

Licensed in
MT
In the registry since
2025
What do these letters mean?
PMHNP — Psychiatric-Mental Health Nurse Practitioner
A nurse practitioner specialising in mental health, able to prescribe psychiatric medication.

See every abbreviation used in this directory →

Practice location Address checks out

3130 Saddle Dr Unit 6B
Helena, MT 59601-8644
Phone: (406) 612-4009
Show map & directions

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

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence PMH09250100 (MT)

Record details

NPI number1457225419
Entity typeIndividual (Type 1)
GenderFemale
Credentials PMHNP
Sole proprietorYes
NPI enumeratedOctober 2, 2025
Last updated in NPPESOctober 14, 2025
Certification dateOctober 14, 2025

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