Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Margaret E Hamm, LMSW
Social Worker in Newnan, GA · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1376237255
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Registry record
Entity type Individual (Type 1)
Name Margaret E Hamm
Credential LMSW
Sex Female
Practice address 122 Southwind Ln, Newnan, GA, 30265
Phone (770) 500-0873
Enumeration date Jun 5, 2023
Last updated in NPPES Jun 5, 2023
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License MSW004200 (GA) 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 Margaret Hamm practice?
The practice location on file with NPPES is in Newnan, GA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Margaret Hamm?
The National Provider Identifier (NPI) for Margaret Hamm is 1376237255, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-06-05.