Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Sherrlyne Apostol
Behavior Technician in Hayward, CA · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1831618693
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Registry record
Entity type Individual (Type 1)
Name Sherrlyne Apostol
Sex Female
Practice address 1180 B St, Hayward, CA, 94541
Phone (855) 223-7123
Fax (800) 651-4201
Enumeration date Sep 13, 2017
Last updated in NPPES Apr 20, 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
Where does Sherrlyne Apostol practice?
The practice location on file with NPPES is in Hayward, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Sherrlyne Apostol?
The National Provider Identifier (NPI) for Sherrlyne Apostol is 1831618693, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-04-20.