Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor
Ms. Kathleen Louise Litzenberger, LCSW, ACSW DCSW
Clinical Social Worker in Crestwood, KY · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1598747610
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Registry record
Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.
Taxonomy & licenses
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 1598747610 | Other | NC | OPTUM |
| 6329720 | Other | - | CIGNA |
| 134NF | Other | NC | BLUE CROSS BLUE SHIELD |
| 1598747610 | Other | NC | UBH |
| 1598747610 | Other | NC | CHOICE CARE |
| 1598747610 | Other | NC | HUMANA |
| 134-NF | Other | NC | ANTHEM |
| 1598757610 | Other | NC | CHOICE CARE |
| 331055 | Other | - | TRICARE |
| 6002261 | Medicaid | NC | - |
| 7100878370 | Medicaid | KY | - |
| K0010566 | Other | KY | MEDICARE ID |
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
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Is NPI 1598747610 active?
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-06-20.