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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

KATHERINE SIEGER
NPI 1134769482
Music Therapist in Barrington, IL

Active since January 14, 2020
124 W RUSSELL ST, BARRINGTON, IL 60010(847) 899-5283 Get Directions Write a Review

NPPES record last updated: August 31, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

Record update history: Aug 31, 2026, Jan 14, 2020 (2 updates tracked since 2020).

About Katherine Sieger NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KATHERINE SIEGER (NPI 1134769482) is an individual music therapist in Barrington, Illinois, licensed in Illinois (144.000133) and active in the NPI registry since January 2020.

NPPES Registry Identity

NPI1134769482
Entity TypeIndividualFemale
Primary Taxonomy225A00000X
Provider Legal NameKATHERINE SIEGER
Location Address124 W RUSSELL STBarrington, IL 60010-4310
Mailing Address360 W Illinois St Apt 311Chicago, IL 60654-5279
Phone(847) 899-5283
Sole ProprietorYes
Enumeration DateJanuary 14, 2020
Last NPPES UpdateAugust 31, 20262 updates tracked since enumeration
NPPES CertifiedAugust 31, 2026
✔ NPI 1134769482 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMusic TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Code225A00000X
License✔ Licensed in IL · 144.000133
Definition
Music therapists use music interventions to assess clients' strengths and needs, develop goals, implement services, and evaluate and document progress for individuals of all ages. Music therapists facilitate changes in physical, cognitive, emotional, and/or psychosocial health.
124 W RUSSELL ST, Barrington, IL 60010
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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Katherine Sieger's NPI number?

The NPI number for Katherine Sieger is 1134769482. It was assigned to this individual provider in the NPPES registry on January 14, 2020.

Where is Katherine Sieger located?

Katherine Sieger practices at 124 W Russell St, Barrington, IL 60010. The listed phone number is (847) 899-5283.

What is Katherine Sieger's specialty?

The primary specialty registered for this NPI is Music Therapist with taxonomy code 225A00000X.

When was this NPI record last updated?

The NPPES record for Katherine Sieger was last updated on August 31, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.