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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 30 days.

KARYN N LARSEN
NPI 1275456154
Assistant Behavior Analyst in Chicago, IL

Active since July 30, 2026
332 S MICHIGAN AVE STE 900, CHICAGO, IL 60604(855) 832-6727 Get Directions Write a Review

NPPES record added: July 30, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Karyn N Larsen NPPES

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

KARYN N LARSEN (NPI 1275456154) is an individual assistant behavior analyst provider in Chicago, Illinois and active in the NPI registry since July 2026.

NPPES Registry Identity

NPI1275456154
Entity TypeIndividualFemale
Primary Taxonomy106E00000X
Provider Legal NameKARYN N LARSEN
Location Address332 S MICHIGAN AVE STE 900Chicago, IL 60604-4393
Mailing Address336 Cornwall AveSouth Elgin, IL 60177-2571 · (847) 385-4573
Phone(855) 832-6727
Sole ProprietorNo
Enumeration DateJuly 30, 2026
NPPES CertifiedJuly 30, 2026
✔ NPI 1275456154 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAssistant Behavior AnalystBehavioral Health & Social Service Providers
Taxonomy Code106E00000X
Definition
An assistant behavior analyst is qualified by Behavior Analyst Certification Board certification and/or a state-issued license or credential in behavior analysis to practice under the supervision of an appropriately credentialed professional behavior analyst. An assistant behavior analyst delivers services consistent with the dimensions of applied behavior analysis and supervision requirements defined in state laws or regulations and/or national certification standards. Common services may include, but are not limited to, conducting behavioral assessments, analyzing data, writing behavior-analytic treatment plans, training and supervising others in implementation of components of treatment plans, and direct implementation of treatment plans.
332 S MICHIGAN AVE STE 900, Chicago, IL 60604
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LOVETH ANISE HEARD
Behavior Technician
332 S MICHIGAN AVE STE 900
CHICAGO, IL 60604
Cook County (855) 832-6727
CHRISTINA FERMANICH
Behavior Technician
332 S MICHIGAN AVE STE 900
CHICAGO, IL 60604
Cook County (855) 832-6727
OPEN BIONICS INC
Prosthetic/Orthotic Supplier
332 S MICHIGAN AVE STE 900
CHICAGO, IL 60604
Cook County (224) 634-4734
DAMOYNE MARIE MCCOY
Behavior Technician
332 S MICHIGAN AVE STE 900
CHICAGO, IL 60604
Cook County (813) 395-1073
ADAKU CHUKWUJIOKE MADU
Behavior Technician
332 S MICHIGAN AVE STE 900
CHICAGO, IL 60604
Cook County (855) 832-6727
MICHELLE H WILIM
Behavior Technician
332 S MICHIGAN AVE STE 900
CHICAGO, IL 60604
Cook County (855) 832-6727
SOFIA AGUINAGA
Counselor (Professional)
332 S MICHIGAN AVE STE 900
CHICAGO, IL 60604
Cook County (415) 992-6155
MISS MARIANA CEJA GAMA RBT
Behavior Technician
332 S MICHIGAN AVE STE 900
CHICAGO, IL 60604
Cook County (855) 832-6727

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 Karyn Larsen's NPI number?

The NPI number for Karyn Larsen is 1275456154. It was assigned to this individual provider in the NPPES registry on July 30, 2026.

Where is Karyn Larsen located?

Karyn Larsen practices at 332 S Michigan Ave Ste 900, Chicago, IL 60604. The listed phone number is (855) 832-6727.

What is Karyn Larsen's specialty?

The primary specialty registered for this NPI is Assistant Behavior Analyst with taxonomy code 106E00000X.

When was this NPI record last updated?

The NPPES record for Karyn Larsen was last updated on July 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.