Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Nailah Asale Sewell
Behavior Technician in Hayward, CA · enumerated 2018.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1023584281
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Registry record
Entity type Individual (Type 1)
Name Nailah Asale Sewell
Sex Female
Practice address 22283 Main St, Hayward, CA, 94541
Phone (510) 470-3752
Enumeration date Oct 15, 2018
Last updated in NPPES Oct 15, 2018
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 Nailah Sewell?
Nailah Sewell 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 → Chelsea Gourlie Behavior Analyst · Hayward, CA NPI 1902344021 Ione Erickson Behavior Analyst · Hayward, CA NPI 1558848168 Christine Diaz Behavior Technician · Hayward, CA NPI 1447731310 Amira E Daouadji Behavior Technician · Hayward, CA NPI 1013486851 Yasmeen Gutierrez Behavior Technician · Hayward, CA NPI 1215407838 Evelyn Arias Behavior Technician · Hayward, CA NPI 1053881599 Storm Hughes Behavior Technician · Hayward, CA NPI 1518437540 Monserrat Duenas Behavior Technician · Hayward, CA NPI 1104396134
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-10-15.