Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Sunnyside Therapy LLC

Q: What is the NPI number for Sunnyside Therapy LLC?

The NPI for Sunnyside Therapy LLC is 1861207474, a Type 2 (organization) record in the CMS NPPES registry.

Behavior Analyst in Arlington Heights, IL · enumerated 2025 · authorized official Svetlana Jardan, Behavior Specialist.

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

National Provider Identifier

1861207474

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Registry record

Entity type Organization (Type 2)

Legal business name Sunnyside Therapy LLC

Practice address 415 W Golf Rd, Arlington Heights, IL, 60005

Phone (224) 703-5780

Enumeration date Feb 11, 2025

Last updated in NPPES Feb 11, 2025

Taxonomy & classification

103K00000X Behavior Analyst Behavioral Health & Social Service Providers Primary

Authorized official

Name Svetlana Jardan

Title Behavior Specialist

Phone (224) 703-5780

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 Sunnyside Therapy LLC?

The NPI for Sunnyside Therapy LLC is 1861207474, a Type 2 (organization) record in the CMS NPPES registry.

Who is the authorized official for Sunnyside Therapy LLC?

NPPES lists Svetlana Jardan (Behavior Specialist) as the authorized official for this organization.

Providers at this address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-02-11.