Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Nathan Matthew Ryndak, MPT

Individual provider Physical Therapist · NPI 1770700338

Nathan Matthew Ryndak, MPT is a Physical Therapist in Private Practice in Oswego, Illinois. Qualified in 2003, 23 years ago. Practices with Athletic and Therapeutic Institute of Bourbonnais, LLC, a 170-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
23
Licensed in
IL
In the registry since
2007
What do these letters mean?
MPT — Master of Physical Therapy
The master's-level physical therapy degree awarded before the DPT became standard.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

4511 Route 71
Oswego, IL 60543-7416
Phone: (630) 554-7815
Fax: (630) 554-4849
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physical Therapist (primary) Taxonomy 225100000X · Licence 070013679 (IL)

Record details

NPI number1770700338
Entity typeIndividual (Type 1)
GenderMale
Credentials MPT
Sole proprietorNo
NPI enumeratedApril 18, 2007
Last updated in NPPESSeptember 11, 2025
Certification dateSeptember 11, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPHYSICAL THERAPIST IN PRIVATE PRACTICE
Medical schoolOTHER
Graduated 2003 (23 years in practice)
Group practice Athletic And Therapeutic Institute Of Bourbonnais, Llc — 170 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Oswego