Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mary Lee Jansen, LSW
Social Worker in Lodi, OH · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1811577315
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Registry record
Entity type Individual (Type 1)
Name Mary Lee Jansen
Credential LSW
Sex Female
Practice address 737 Bank St, Lodi, OH, 44254
Phone (330) 636-1741
Fax (330) 948-0880
Enumeration date Apr 9, 2021
Last updated in NPPES Apr 9, 2021
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License S.0029719 (OH) Primary
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Mary Jansen practice?
The practice location on file with NPPES is in Lodi, OH. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mary Jansen?
The National Provider Identifier (NPI) for Mary Jansen is 1811577315, a Type 1 (individual) record in the CMS NPPES registry.
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-04-09.