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

Individual provider Clinical Social Worker · NPI 1902544844

Gianna Marie Lishman, LCSW is a Clinical Social Worker in Helena, Montana. Qualified in 2017, 9 years ago. Practices with Healing Mountain Mental Health, a 2-clinician group and accepts Medicare assignment. Licensed in Montana.

Years since qualifying
9
Licensed in
MT
In the registry since
2022
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

21 N Last Chance Gulch Ste 201
Helena, MT 59601-4108
Phone: (406) 272-2511
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence BBH-LCSW-LIC-55767 (MT)

Record details

NPI number1902544844
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedMay 20, 2022
Last updated in NPPESMay 20, 2022
Certification dateMay 16, 2022

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Healing Mountain Mental Health — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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