Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Andrea Claire Mertz, DDS
Dentist in Saginaw, MI · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1699707489
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Registry record
Entity type Individual (Type 1)
Name Andrea Claire Mertz
Credential DDS
Sex Female
Practice address 826 North Michigan Ave, Saginaw, MI, 48602
Phone (989) 752-2757
Fax (989) 752-7060
Enumeration date Jul 6, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees.
About the DDS 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 Andrea Mertz practice?
The practice location on file with NPPES is in Saginaw, MI. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Andrea Mertz?
The National Provider Identifier (NPI) for Andrea Mertz is 1699707489, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.