Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Marlene Calihan
Registered Nurse in Louisville, KY · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1902936909
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Registry record
Entity type Individual (Type 1)
Name Marlene Calihan
Sex Female
Practice address 2650 W Broadway, Louisville, KY, 40211
Phone (502) 589-1100
Fax (502) 589-8771
Enumeration date Mar 7, 2007
Last updated in NPPES Jul 8, 2007
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 Marlene Calihan practice?
The practice location on file with NPPES is in Louisville, KY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Marlene Calihan?
The National Provider Identifier (NPI) for Marlene Calihan is 1902936909, 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 2007-07-08.