Mark Gagnon, MSW, LICSW, LADC
NPI 1073822946 · Clinical Social Worker · Glens Falls, NY
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Gagnon, MSW, LICSW, LADC is a Clinical Social Worker provider in Glens Falls, NY (NPI 1073822946).
Provider details
- NPI number
- 1073822946
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW, LICSW, LADC
- Sex
- Male
- Sole proprietor
- Yes
- License
- 0890054418 (VT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
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
15 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
- 2010-09-27
- Last updated
- 2015-10-05
Frequently asked questions
- What is Mark Gagnon's NPI number?
- Mark Gagnon's National Provider Identifier (NPI) is 1073822946, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Gagnon's specialty?
- Mark Gagnon is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Gagnon located?
- Mark Gagnon's practice location on file with NPPES is 206 Glen St, Glens Falls, NY 12801-3584.
- What is Mark Gagnon's phone number?
- The practice phone number listed in the NPPES registry for Mark Gagnon is (518) 321-5592.
- Does Mark Gagnon accept Medicare?
- Mark Gagnon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Gagnon's NPI active?
- Yes — Mark Gagnon's NPI (1073822946) is active in the NPPES registry as of the last update on 2015-10-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.