Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Madeline Hannah Starkenburg-Sabel

Clinical Social Worker in Rch Cucamonga, CA · enumerated 2020.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1841897675

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Registry record

Entity type Individual (Type 1)

Name Madeline Hannah Starkenburg-Sabel

Sex Female

Practice address 11559 Claridge Dr, Rch Cucamonga, CA, 91730

Phone (909) 456-4488

Enumeration date Oct 5, 2020

Last updated in NPPES Jul 31, 2025

Taxonomy & licenses

171M00000X Case Manager/Care Coordinator Other Service Providers Secondary

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers Primary

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.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Madeline Starkenburg-Sabel practice?

The practice location on file with NPPES is in Rch Cucamonga, CA. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Madeline Starkenburg-Sabel?

The National Provider Identifier (NPI) for Madeline Starkenburg-Sabel is 1841897675, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-07-31.