Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Abigail Serafin, MSW, LSW (PENDING)
Social Worker in Chicago, IL · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1467133561
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Registry record
Entity type Individual (Type 1)
Name Abigail Serafin
Credential MSW, LSW (PENDING)
Sex Female
Practice address 3139 N Lincoln Ave Ste 228, Chicago, IL, 60657
Phone (314) 707-6246
Enumeration date Jul 31, 2023
Last updated in NPPES Jul 31, 2023
Taxonomy & licenses
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 Abigail Serafin practice?
The practice location on file with NPPES is in Chicago, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Abigail Serafin?
The National Provider Identifier (NPI) for Abigail Serafin is 1467133561, 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 2023-07-31.