Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mary Elizabeth Williams
Optician in Jacksonville, FL · enumerated 2026.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1912825639
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Registry record
Entity type Individual (Type 1)
Name Mary Elizabeth Williams
Sex Female
Practice address 8808 Beach Blvd, Jacksonville, FL, 32216
Phone (904) 641-1963
Fax (904) 641-1240
Enumeration date Jul 9, 2026
Last updated in NPPES Jul 9, 2026
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 Mary Williams practice?
The practice location on file with NPPES is in Jacksonville, FL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mary Williams?
The National Provider Identifier (NPI) for Mary Williams is 1912825639, 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 2026-07-09.