Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Ellen Kathryn Sidles, CM

Q: What is the NPI number for Ellen Sidles?

The National Provider Identifier (NPI) for Ellen Sidles is 1184951006, a Type 1 (individual) record in the CMS NPPES registry.

Midwife in Brooklyn, NY · enumerated 2009.

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

National Provider Identifier

1184951006

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Registry record

Entity type Individual (Type 1)

Name Ellen Kathryn Sidles

Credential CM

Sex Female

Practice address Brooklyn, NY, 11225

Phone (347) 628-2108

Fax (929) 273-2482

Enumeration date Nov 13, 2009

Last updated in NPPES Aug 27, 2025

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

176B00000X Midwife Other Service Providers · License 002293 (NY) 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

What is the NPI number for Ellen Sidles?

The National Provider Identifier (NPI) for Ellen Sidles is 1184951006, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ellen Sidles practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-08-27.