Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Brian Hartsell
Behavior Analyst in Lakewood, WA · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1639761869
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Registry record
Entity type Individual (Type 1)
Name Brian Hartsell
Sex Male
Practice address 10015 Lakewood Dr Sw, Lakewood, WA, 98499
Phone (253) 358-0888
Enumeration date Feb 9, 2021
Last updated in NPPES Feb 9, 2021
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 Brian Hartsell?
Brian Hartsell is registered in NPPES with the primary taxonomy of Behavior Analyst. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Other providers at this practice address
Browse all → Joan Weaver Behavior Technician · Lakewood, WA NPI 1891049946 Sunanta Astorga Behavior Analyst · Lakewood, WA NPI 1417343260 Catherine Li Behavior Analyst · Lakewood, WA NPI 1508225251 Sabrina Miller Behavior Analyst · Lakewood, WA NPI 1457851990 Carley Canfield Behavior Technician · Lakewood, WA NPI 1043799679 Taviance Laster Behavior Technician · Lakewood, WA NPI 1972074011 Horacio Castaneda Behavior Analyst · Lakewood, WA NPI 1518431626 Maricris Maxwell Behavior Technician · Lakewood, WA NPI 1063975019
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-02-09.