Mark Lyga, LCSW
NPI 1821794355 · Mental Health Counselor · Thompson Falls, MT
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Lyga, LCSW is a Mental Health Counselor provider in Thompson Falls, MT (NPI 1821794355).
Provider details
- NPI number
- 1821794355
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- BBH-LCSW-LIC-62363 (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
3 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
- 2023-02-06
- Last updated
- 2023-02-06
- Certified
- 2023-02-06
Frequently asked questions
- What is Mark Lyga's NPI number?
- Mark Lyga's National Provider Identifier (NPI) is 1821794355, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Lyga's specialty?
- Mark Lyga is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Mark Lyga located?
- Mark Lyga's practice location on file with NPPES is 2504 Tradewinds Way, Thompson Falls, MT 59873-9707.
- What is Mark Lyga's phone number?
- The practice phone number listed in the NPPES registry for Mark Lyga is (406) 270-5713.
- Does Mark Lyga accept Medicare?
- Mark Lyga is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Lyga's NPI active?
- Yes — Mark Lyga's NPI (1821794355) is active in the NPPES registry as of the last update on 2023-02-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.