Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Karen Ann Coates, O.D.
Optometrist in Sandusky, OH · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1558417840
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Registry record
Entity type Individual (Type 1)
Name Karen Ann Coates
Credential O.D.
Sex Female
Practice address 5005 Milan Rd, Sandusky, OH, 44870
Phone (419) 625-7904
Fax (419) 625-7833
Enumeration date Jan 27, 2007
Last updated in NPPES Apr 19, 2026
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD 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
What is the NPI number for Karen Coates?
The National Provider Identifier (NPI) for Karen Coates is 1558417840, a Type 1 (individual) record in the CMS NPPES registry.
Where does Karen Coates practice?
The practice location on file with NPPES is in Sandusky, OH. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-04-19.