Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Carol Krotzer
Registered Nurse in Ashtabula, OH · enumerated 2015.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1841670585
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Registry record
Entity type Individual (Type 1)
Name Carol Krotzer
Sex Female
Practice address 770 Wamar Ln, Ashtabula, OH, 44004
Phone (440) 998-5366
Enumeration date Jun 8, 2015
Last updated in NPPES Jun 8, 2015
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 Carol Krotzer practice?
The practice location on file with NPPES is in Ashtabula, OH. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Carol Krotzer?
The National Provider Identifier (NPI) for Carol Krotzer is 1841670585, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-06-08.