Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ashleigh Tieszen, RBT
Behavior Analyst in Casper, WY · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1851005714
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Ashleigh Tieszen
Credential RBT
Sex Female
Practice address 350 Big Horn Rd, Casper, WY, 82601
Phone (307) 473-1767
Enumeration date Jan 5, 2023
Last updated in NPPES Jun 2, 2024
Taxonomy & licenses
106S00000X Behavior Technician Behavioral Health & Social Service Providers · License RBT-22-245174 (WY) Secondary
103K00000X Behavior Analyst Behavioral Health & Social Service Providers · License BA-049 (WY) 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 Ashleigh Tieszen?
The National Provider Identifier (NPI) for Ashleigh Tieszen is 1851005714, a Type 1 (individual) record in the CMS NPPES registry.
Where does Ashleigh Tieszen practice?
The practice location on file with NPPES is in Casper, WY. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-06-02.