IndividualActive
Mark Sherry, LMSW
NPI 1891250460 · Social Worker · Potsdam, NY
Mark Sherry, LMSW is a Social Worker provider in Potsdam, NY (NPI 1891250460).
Provider details
- NPI number
- 1891250460
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Male
- Sole proprietor
- No
- License
- 105630 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(66/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
12 Elm St
Potsdam, NY 13676-2166
Phone: (315) 353-2572
Street-level locationGet directions
Mailing address
50 Leroy St
Potsdam, NY 13676-1799
Registry dates
- Enumerated
- 2019-02-07
- Last updated
- 2019-02-07
Frequently asked questions
- What is Mark Sherry's NPI number?
- Mark Sherry's National Provider Identifier (NPI) is 1891250460, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Sherry's specialty?
- Mark Sherry is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Sherry located?
- Mark Sherry's practice location on file with NPPES is 12 Elm St, Potsdam, NY 13676-2166.
- What is Mark Sherry's phone number?
- The practice phone number listed in the NPPES registry for Mark Sherry is (315) 353-2572.
- Is Mark Sherry's NPI active?
- Yes — Mark Sherry's NPI (1891250460) is active in the NPPES registry as of the last update on 2019-02-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.