Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mark Edward Rettstatt, DDS
Dentist in Sunbury, OH · enumerated 2026.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1982532933
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Registry record
Entity type Individual (Type 1)
Name Mark Edward Rettstatt
Credential DDS
Sex Male
Practice address 257 W Granville St, Sunbury, OH, 43074
Phone (740) 480-2015
Enumeration date May 11, 2026
Last updated in NPPES May 11, 2026
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 Mark Rettstatt practice?
The practice location on file with NPPES is in Sunbury, OH. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mark Rettstatt?
The National Provider Identifier (NPI) for Mark Rettstatt is 1982532933, 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 2026-05-11.