Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mrs. Linda R Unser, RN BS CAC II
Registered Nurse in Allentown, PA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1538179825
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Registry record
Entity type Individual (Type 1)
Name Mrs. Linda R Unser
Credential RN BS CAC II
Sex Female
Practice address 1728 Jonathan St, Suite 200, Allentown, PA, 18104
Phone (610) 433-8550
Fax (610) 433-4488
Enumeration date Aug 9, 2006
Last updated in NPPES Sep 11, 2025
Taxonomy & licenses
101YA0400X Addiction (Substance Use Disorder) Counselor Behavioral Health & Social Service Providers · License 0498 (PA) 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.
Frequently asked questions
Where does Linda Unser practice?
The practice location on file with NPPES is in Allentown, PA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Linda Unser?
The National Provider Identifier (NPI) for Linda Unser is 1538179825, 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 2025-09-11.