NPPES file of Aug 9, 2026

Nathan Matthew Ryndak, MPT

Physical Therapist · Oswego, IL

Nathan Matthew Ryndak, MPT is a physical therapist with a practice address in Oswego, Illinois, and NPI 1770700338, issued on Apr 18, 2007. Check the license (Illinois 070013679, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1770700338
Name
Nathan Matthew Ryndak
Credential
MPT
Primary taxonomy
Physical Therapist 225100000X
License number
070013679 IL
Self-reported in NPPES; status is on the state search
Practice location
4511 Route 71, Oswego, IL 60543
Phone
(630) 554-7815
Enumerated
Apr 18, 2007
Record last updated
Sep 11, 2025
Fax
(630) 554-4849
Medicare enrollment
Enrolled (PECOS I20080304000676); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4511 Route 71

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Aaron Brossett, ATC/LAthletic Trainer1013970011
  2. Joseph Caricato, DPTPhysical Therapist1013228881
  3. Jason Day, ATCAthletic Trainer1942592084
  4. David Griffiths, PTPhysical Therapist1619078243
  5. Steven Haake, PT, DPTPhysical Therapist1851583355
  6. Ryan Holehan, DPTPhysical Therapist1316266810

Verify Nathan Matthew Ryndak in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 070013679
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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The practice group's MIPS final score for 2023 (Medicare payment program): 95.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score94.8
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Athletic And Therapeutic Institute OF Bourbonnais, LLCGeneva, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nathan Matthew Ryndak among 12,045 physical therapist records in Illinois

Nathan Matthew Ryndak, MPT is one of 12,045 physical therapist records with a practice address in Illinois. 36% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 13% of them.

  • NPI issued2007 · 13% of these records are older, 74% newer
  • In a Medicare fileYes · 36% of these records are
  • In the CMS Doctors and Clinicians fileYes · 37% of these records are
  • Graduated2003 · median 2015 among the 4,392 with a school on file
  • Record last updated2025 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

43 physical therapist records list a practice address in Oswego

They are 43 of the 516 NPPES records with a practice address in Oswego, and 12,045 physical therapist records in Illinois.

The 8 physical therapist records with the nearest ZIP codes

  1. Kimberly Allen, P.T.Oswego, IL 605431487695011
  2. Gaston Cordova, PTOswego, IL 605431205928710
  3. Alyson Entwhistle, PTOswego, IL 605431306938972
  4. Marie Garcia, PTOswego, IL 605431225133242
  5. David Griffiths, PTOswego, IL 605431619078243
  6. Martha Hoover, PTOswego, IL 605431750486486
  7. Pamela Howell, PTOswego, IL 605431619995479
  8. Judith Jenkins, PTOswego, IL 605431225133861

Common questions

What is Nathan Matthew Ryndak, MPT's NPI number?

Nathan Matthew Ryndak, MPT's National Provider Identifier (NPI) is 1770700338, issued on Apr 18, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Nathan Matthew Ryndak, MPT located?

The NPPES record lists a practice address at 4511 Route 71, Oswego, IL, 60543. Phone: (630) 554-7815. Providers update this record themselves, so call before visiting.

How can I verify Nathan Matthew Ryndak, MPT's license?

NPPES lists Illinois license number 070013679, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

What is Nathan Matthew Ryndak, MPT's MIPS final score?

The 2023 MIPS final score is 95.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.