Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Lavonne Crowther
Counselor in Upland, CA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1043401557
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Registry record
Entity type Individual (Type 1)
Name Lavonne Crowther
Sex Female
Practice address 1260 E Arrow Hwy, Upland, CA, 91786
Phone (909) 932-1069
Enumeration date Aug 8, 2007
Last updated in NPPES Dec 2, 2020
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 Lavonne Crowther?
Lavonne Crowther is registered in NPPES with the primary taxonomy of Counselor. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-12-02.