Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mrs. Terry C Slenker, MA
Psychologist in Allentown, PA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1225101264
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Registry record
Entity type Individual (Type 1)
Name Mrs. Terry C Slenker
Credential MA
Sex Female
Practice address 825 N Cedar Crest Blvd, Allentown, PA, 18104
Phone (610) 776-7030
Fax (610) 776-7030
Enumeration date Nov 16, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 02842400 | Other | PA | CAPITAL BLUE CROSS |
| 662205 | Other | PA | HIGHMARK BLUE SHIELD |
| 01083701 | Other | PA | CAPITAL BLUE CROSS |
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 Terry Slenker?
The National Provider Identifier (NPI) for Terry Slenker is 1225101264, a Type 1 (individual) record in the CMS NPPES registry.
Where does Terry Slenker practice?
The practice location on file with NPPES is in Allentown, PA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Madeleine Langman Counseling Psychologist · Allentown, PA NPI 1487697231 Corey Kirshner Chiropractor · Allentown, PA NPI 1063438158 Laurie Harford Clinical Psychologist · Allentown, PA NPI 1306927009 Peter Langman Clinical Child & Adolescent Psychologist · Allentown, PA NPI 1821131798 Allison Gaines Clinical Psychologist · Allentown, PA NPI 1720117567 Charlotte Klucher School Psychologist · Allentown, PA NPI 1780864157 Lindsay Norvick Professional Counselor · Allentown, PA NPI 1215175088 Daniel Schaefer Professional Counselor · Allentown, PA NPI 1952636615
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.