Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mabel Diane Warndahl
Behavior Technician in Tacoma, WA · enumerated 2024.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1629838545
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Registry record
Entity type Individual (Type 1)
Name Mabel Diane Warndahl
Sex Female
Practice address 7808 Pacific Ave # 9, Tacoma, WA, 98408
Phone (360) 936-2775
Enumeration date Mar 19, 2024
Last updated in NPPES Mar 19, 2024
Taxonomy & licenses
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
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
What specialty is Mabel Warndahl?
Mabel Warndahl is registered in NPPES with the primary taxonomy of Behavior Technician. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Other providers at this practice address
Browse all → Georgio Hammonds Behavior Technician · Tacoma, WA NPI 1255110045 Reynaldo Aparicio Behavior Technician · Tacoma, WA NPI 1245010198 Clara Muenchow Behavior Technician · Tacoma, WA NPI 1275385767 Alethia Mcmichen Behavior Technician · Tacoma, WA NPI 1881404598 Emily Stewart Behavior Technician · Tacoma, WA NPI 1043006927
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-03-19.