Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Richard Y Liu
Dentist in Quincy, MA · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1336558063
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Registry record
Entity type Individual (Type 1)
Name Richard Y Liu
Sex Male
Practice address 1255b Hancock St, Quincy, MA, 02169
Phone (617) 773-4141
Enumeration date Aug 6, 2014
Last updated in NPPES Aug 6, 2014
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
Where does Richard Liu practice?
The practice location on file with NPPES is in Quincy, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Richard Liu?
The National Provider Identifier (NPI) for Richard Liu is 1336558063, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-08-06.