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Marianna Peterson, MSW

Mental Health Counselor in East Saint Louis, IL · enumerated 2014.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1164827366

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Registry record

Entity type Individual (Type 1)
Name Marianna Peterson
Credential MSW
Sex Female
Practice address East Saint Louis, IL, 62203
Phone (618) 213-3170
Fax (618) 493-6390
Enumeration date Oct 30, 2014
Last updated in NPPES Oct 30, 2014

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

101Y00000X Counselor Behavioral Health & Social Service Providers Secondary
101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers Primary
1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers Secondary
251S00000X Community/Behavioral Health Agency Agencies Secondary

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.

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Frequently asked questions

What is the NPI number for Marianna Peterson?
The National Provider Identifier (NPI) for Marianna Peterson is 1164827366, a Type 1 (individual) record in the CMS NPPES registry.
Where does Marianna Peterson practice?
The practice location on file with NPPES is in East Saint Louis, IL. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-10-30.