Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Alyssa Bianca Tan Velasco, MD
Pediatrics Physician in Oakland, CA · enumerated 2018.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1538666888
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Registry record
Entity type Individual (Type 1)
Name Alyssa Bianca Tan Velasco
Credential MD
Sex Female
Practice address 3505 Broadway, Oakland, CA, 94611
Phone (510) 752-1200
Enumeration date Apr 11, 2018
Last updated in NPPES Sep 15, 2023
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD 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
What is the NPI number for Alyssa Bianca Velasco?
The National Provider Identifier (NPI) for Alyssa Bianca Velasco is 1538666888, a Type 1 (individual) record in the CMS NPPES registry.
Where does Alyssa Bianca Velasco practice?
The practice location on file with NPPES is in Oakland, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Barbara Ziel Genetic Counselor (M.S.) · Oakland, CA NPI 1376618777 Stephanie Diaz Genetic Counselor (M.S.) · Oakland, CA NPI 1447325394 Rachel Miller Genetic Counselor (M.S.) · Oakland, CA NPI 1841351129 Alice Chen Clinical Social Worker · Oakland, CA NPI 1548322969 Katherine Watson Clinical Child & Adolescent Psychologist · Oakland, CA NPI 1902969892 Sue Hines Clinical Social Worker · Oakland, CA NPI 1114082682 Roxie Mayfield-Stone Clinical Psychologist · Oakland, CA NPI 1285791426 Carolyn Stoltzfus Psychologist · Oakland, CA NPI 1689721094
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-09-15.