Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Rocio Lemus, MA
Counselor in San Mateo, CA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1518010784
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Registry record
Entity type Individual (Type 1)
Name Ms. Rocio Lemus
Credential MA
Sex Female
Practice address 126 W 25th Ave, San Mateo, CA, 94403
Phone (650) 286-2090
Fax (650) 286-2092
Enumeration date Jan 19, 2007
Last updated in NPPES Jul 8, 2007
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
How do I verify Rocio Lemus's NPI record?
Cross-check NPI 1518010784 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.
Is NPI 1518010784 active?
Yes, as of the latest NPPES snapshot, NPI 1518010784 is active (record last updated 2007-07-08).
Other providers at this practice address
Browse all → Jennifer Wong Marriage & Family Therapist · San Mateo, CA NPI 1154526168 Marcia Headley Case Manager/Care Coordinator · San Mateo, CA NPI 1023203742 Sonia Gomez Mental Health Counselor · San Mateo, CA NPI 1225331960 Elizabeth Keefer Clinical Social Worker · San Mateo, CA NPI 1659678407 Katherine Warner Marriage & Family Therapist · San Mateo, CA NPI 1285916940 Tiffany Craver Marriage & Family Therapist · San Mateo, CA NPI 1790049526 Amanda Castelli Marriage & Family Therapist · San Mateo, CA NPI 1255687091 Courtney Lemmon Mental Health Counselor · San Mateo, CA NPI 1154661379
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.