Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Deirdre Mercer
Social Worker in Wayne, MI · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1063816270
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Registry record
Entity type Individual (Type 1)
Name Deirdre Mercer
Sex Female
Practice address 35425 W Michigan Ave, Wayne, MI, 48184
Phone (248) 820-9274
Enumeration date Oct 17, 2014
Last updated in NPPES Jul 29, 2024
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License 6802085040 (MI) 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
What is the NPI number for Deirdre Mercer?
The National Provider Identifier (NPI) for Deirdre Mercer is 1063816270, a Type 1 (individual) record in the CMS NPPES registry.
Where does Deirdre Mercer practice?
The practice location on file with NPPES is in Wayne, MI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Anthony Giuffre Social Worker · Wayne, MI NPI 1194827188 Bernard Diedrich Occupational Therapist · Wayne, MI NPI 1386712305 Clarinda Gordon Speech-Language Pathologist · Wayne, MI NPI 1497823413 Sharon Blount Speech-Language Pathologist · Wayne, MI NPI 1033287123 Susan Gannon Speech-Language Pathologist · Wayne, MI NPI 1609944628 Joanne Ambrozaitis Occupational Therapist · Wayne, MI NPI 1376611442 Michael Hynes Speech-Language Pathologist · Wayne, MI NPI 1730257841 Mary Neph Occupational Therapist · Wayne, MI NPI 1033287933
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-07-29.