Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Layne Elizabeth Ast, DPT
Physical Therapist in Rockwall, TX · enumerated 2025.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1477440501
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Registry record
Entity type Individual (Type 1)
Name Layne Elizabeth Ast
Credential DPT
Sex Female
Practice address 2930 Ridge Rd Ste 120, Rockwall, TX, 75032
Phone (469) 887-1070
Enumeration date Jun 20, 2025
Last updated in NPPES Aug 11, 2025
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 1407037 (TX) Primary
DPT · Doctor of Physical Therapy: A physical therapist holding the clinical doctorate now standard for the profession.
About the DPT credential
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 Layne Ast practice?
The practice location on file with NPPES is in Rockwall, TX. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Layne Ast?
The National Provider Identifier (NPI) for Layne Ast is 1477440501, 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 2025-08-11.