Mary Sniderwin, LSW
NPI 1023110061 · Social Worker · Marion, IL
Mary Sniderwin, LSW is a Social Worker provider in Marion, IL (NPI 1023110061).
Provider details
- NPI number
- 1023110061
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 150.010670 (IL)
Specialties & taxonomies
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
19 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
- 2006-09-01
- Last updated
- 2013-03-12
Frequently asked questions
- What is Mary Sniderwin's NPI number?
- Mary Sniderwin's National Provider Identifier (NPI) is 1023110061, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Sniderwin's specialty?
- Mary Sniderwin is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Sniderwin located?
- Mary Sniderwin's practice location on file with NPPES is 2401 West Main Street, Marion, IL 62959.
- What is Mary Sniderwin's phone number?
- The practice phone number listed in the NPPES registry for Mary Sniderwin is (618) 997-5311.
- Is Mary Sniderwin's NPI active?
- Yes — Mary Sniderwin's NPI (1023110061) is active in the NPPES registry as of the last update on 2013-03-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.