Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Guillermina Ana Pinto, LCSW
Social Worker in Hayward, CA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1033238621
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Registry record
Entity type Individual (Type 1)
Name Guillermina Ana Pinto
Credential LCSW
Sex Female
Practice address 26081 Mocine Ave, Hayward, CA, 94544
Phone (510) 881-5921
Fax (510) 881-5925
Enumeration date Mar 28, 2007
Last updated in NPPES Dec 4, 2018
Taxonomy & licenses
LCSW · Licensed Clinical Social Worker: A social worker licensed for clinical practice including mental-health therapy.
About the LCSW credential
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 Guillermina Pinto 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 Guillermina Pinto?
The National Provider Identifier (NPI) for Guillermina Pinto is 1033238621, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Roger Lauer Psychiatry Physician · Hayward, CA NPI 1972624534 Lorie Palmer Clinical Psychologist · Hayward, CA NPI 1225245269 Marcie Rubel Clinical Social Worker · Hayward, CA NPI 1659588465 Raeda Joudy Clinical Psychologist · Hayward, CA NPI 1295925501 Rene Moreno Clinical Psychologist · Hayward, CA NPI 1487848339 Danielle White Case Manager/Care Coordinator · Hayward, CA NPI 1699946756 Carolina Quipuzco Case Manager/Care Coordinator · Hayward, CA NPI 1912174491 Regina Helena Campos Psychologist · Hayward, CA NPI 1225289200
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-12-04.