Gianna Lishman, LCSW
NPI 1902544844 · Clinical Social Worker · Helena, MT
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gianna Lishman, LCSW is a Clinical Social Worker provider in Helena, MT (NPI 1902544844).
Provider details
- NPI number
- 1902544844
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- BBH-LCSW-LIC-55767 (MT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-05-20
- Last updated
- 2022-05-20
- Certified
- 2022-05-16
Frequently asked questions
- What is Gianna Lishman's NPI number?
- Gianna Lishman's National Provider Identifier (NPI) is 1902544844, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gianna Lishman's specialty?
- Gianna Lishman is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Gianna Lishman located?
- Gianna Lishman's practice location on file with NPPES is 21 N Last Chance Gulch Ste 201, Helena, MT 59601-4108.
- What is Gianna Lishman's phone number?
- The practice phone number listed in the NPPES registry for Gianna Lishman is (406) 272-2511.
- Does Gianna Lishman accept Medicare?
- Gianna Lishman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gianna Lishman's NPI active?
- Yes — Gianna Lishman's NPI (1902544844) is active in the NPPES registry as of the last update on 2022-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.