RYAN MAZALEWSKI
NPI 1215805213
Behavior Technician in Mchenry, IL
About Ryan Mazalewski NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RYAN MAZALEWSKI (NPI 1215805213) is an individual behavior technician in Mchenry, Illinois and active in the NPI registry since October 2025.
NPPES Registry Identity
Specialties & Licenses
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.
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 Ryan Mazalewski's NPI number?
The NPI number for Ryan Mazalewski is 1215805213. It was assigned to this individual provider in the NPPES registry on October 29, 2025.
Where is Ryan Mazalewski located?
Ryan Mazalewski practices at 4031 W Dayton St, Mchenry, IL 60050. The listed phone number is (815) 344-1230.
What is Ryan Mazalewski's specialty?
The primary specialty registered for this NPI is Behavior Technician with taxonomy code 106S00000X.
When was this NPI record last updated?
The NPPES record for Ryan Mazalewski was last updated on October 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.