Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Sean Joseph Wollaston, M.D.
Specialist in North Hollywood, CA · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1316921075
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Registry record
Entity type Individual (Type 1)
Name Sean Joseph Wollaston
Credential M.D.
Sex Male
Practice address 12660 Riverside Dr, Suite 200, North Hollywood, CA, 91607
Phone (818) 980-7010
Fax (818) 980-7330
Enumeration date Dec 5, 2005
Last updated in NPPES Sep 26, 2011
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
Where does Sean Wollaston practice?
The practice location on file with NPPES is in North Hollywood, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Sean Wollaston?
The National Provider Identifier (NPI) for Sean Wollaston is 1316921075, 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 2011-09-26.