Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Katherine D Allen, MSW, IFECMH
School Social Worker in Eureka, CA · enumerated 2024.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1598536336
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Katherine D Allen
Credential MSW, IFECMH
Sex Female
Practice address 2100 J St, Eureka, CA, 95501
Phone (970) 212-6812
Enumeration date Jan 10, 2024
Last updated in NPPES Jan 10, 2024
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
What is the NPI number for Katherine Allen?
The National Provider Identifier (NPI) for Katherine Allen is 1598536336, a Type 1 (individual) record in the CMS NPPES registry.
Where does Katherine Allen practice?
The practice location on file with NPPES is in Eureka, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Heather Miller School Psychologist · Eureka, CA NPI 1750648218 Jane Huang Health & Wellness Coach · Eureka, CA NPI 1962193425 Taevia Salazar Pettitt School Counselor · Eureka, CA NPI 1376304410 Jessica Berti School Registered Nurse · Eureka, CA NPI 1154182947 Asher Funk School Psychologist · Eureka, CA NPI 1134980824 Kathlyn Kraus School Psychologist · Eureka, CA NPI 1770344467 Mahreya Cornejo-Kelly School Psychologist · Eureka, CA NPI 1043071749 Carlee Franceschini School Psychologist · Eureka, CA NPI 1306607007
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-01-10.