Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Danah Mercer, LSW
Social Worker in Norristown, PA · enumerated 2022.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1700504057
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Registry record
Entity type Individual (Type 1)
Name Danah Mercer
Credential LSW
Sex Female
Practice address 703 Dekalb St, Norristown, PA, 19401
Phone (610) 619-8024
Enumeration date Aug 22, 2022
Last updated in NPPES Jun 22, 2026
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License CW025425 (PA) 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 Danah Mercer practice?
The practice location on file with NPPES is in Norristown, PA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Danah Mercer?
The National Provider Identifier (NPI) for Danah Mercer is 1700504057, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-06-22.