Catherine Ann Ringer, OT
Occupational Therapist · Chicago, IL
Catherine Ann Ringer, OT is an occupational therapist with a practice address in Chicago, Illinois, and NPI 1235241506, issued on Aug 31, 2006. Check the license (Illinois 056-005605, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Catherine Ann Ringer
- Credential
- OT
- Primary taxonomy
- Occupational Therapist 225X00000X
- License number
- 056-005605 IL
Self-reported in NPPES; status is on the state search - Practice location
- 9645 S Western Ave, Chicago, IL 60643
- Phone
- (773) 239-2734
- Enumerated
- Aug 31, 2006
- Record last updated
- Nov 30, 2023
- Medicare enrollment
- Enrolled (PECOS I20060301000153); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest occupational therapist records → All 5,855 in Illinois → Look up another NPI →
Also registered at 9645 S Western Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Deborah Biros, PTPhysical Therapist1558499715
- Joshua BishopPhysical Therapist1164258091
- Nora Burke, OTOccupational Therapist1700381944
- Kathleen Conwell, DPT, PT, ATCPhysical Therapist1598095564
- Terese Daly, DPTPhysical Therapist1871040162
- Leah DillonOccupational Therapist1710836556
Verify Catherine Ann Ringer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 056-005605Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 91.6 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Athletic And Therapeutic Institute OF Naperville, LLCTinley Park, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Catherine Ann Ringer among 5,855 occupational therapist records in Illinois
Catherine Ann Ringer, OT is one of 5,855 occupational therapist records with a practice address in Illinois. 13% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than under 1% of them.
- NPI issued2006 · under 1% of these records are older, 94% newer
- In a Medicare fileYes · 13% of these records are
- In the CMS Doctors and Clinicians fileYes · 14% of these records are
- Graduated2005 · median 2014 among the 799 with a school on file
- Record last updated2023 · 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 225X00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,267 occupational therapist records list a practice address in Chicago
They are 1,267 of the 63,379 NPPES records with a practice address in Chicago, and 5,855 occupational therapist records in Illinois.
All 5,855 in Illinois → Every provider in Chicago → Occupational Therapist nationwide →
The 8 occupational therapist records with the nearest ZIP codes
- Nora Burke, OTChicago, IL 606431700381944
- Alison Clifford, OTR/LChicago, IL 606431467863282
- Marie Joseph, OTDChicago, IL 606431437609641
- Neil Kanemoto, OTChicago, IL 606431447479175
- Karen Lachcik, OTR/L,CHTChicago, IL 606431508096041
- Mary Landreth, OTChicago, IL 606431790796985
- Denise Maas, MOTR:/LChicago, IL 606431164864344
- Valerie Maxwell-Sofiyea, O.T.Chicago, IL 606431215154828
Common questions
What is Catherine Ann Ringer, OT's NPI number?
Catherine Ann Ringer, OT's National Provider Identifier (NPI) is 1235241506, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Catherine Ann Ringer, OT located?
The NPPES record lists a practice address at 9645 S Western Ave, Chicago, IL, 60643. Phone: (773) 239-2734. Providers update this record themselves, so call before visiting.
How can I verify Catherine Ann Ringer, OT's license?
NPPES lists Illinois license number 056-005605, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
What is Catherine Ann Ringer, OT's MIPS final score?
The 2023 MIPS final score is 91.6 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.