NPPES file of Aug 9, 2026

Teresa Marie Steil O'Sullivan, PT

Physical Therapist · Springfield, IL

Teresa Marie Steil O'Sullivan, PT is a physical therapist with a practice address in Springfield, Illinois, and NPI 1164916078, issued on Jun 15, 2018. Check the license (Illinois 070011865, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1164916078
Name
Teresa Marie Steil O'Sullivan
Credential
PT
Primary taxonomy
Physical Therapist 225100000X
License number
070011865 IL
Self-reported in NPPES; status is on the state search
Practice location
1700 W Washington St, Springfield, IL 62702
Phone
(217) 553-1974
Enumerated
Jun 15, 2018
Record last updated
Jun 15, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20040823000517); 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 1700 W Washington St

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

  1. Sheila Nicholson, P.T., M.S.Physical Therapist1013101245
  2. Elmi Patton, OTROccupational Therapist1053814061

Verify Teresa Marie Steil O'Sullivan 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 070011865
    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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Bills Medicare through one group practice

  1. Empowerme Rehabilitation Illinois LLCChatham, IL

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

Teresa Marie Steil O'Sullivan among 12,045 physical therapist records in Illinois

Teresa Marie Steil O'Sullivan, PT 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 2018, is newer than 67% of them.

  • NPI issued2018 · 67% of these records are older, 29% newer
  • In a Medicare fileYes · 36% of these records are
  • In the CMS Doctors and Clinicians fileYes · 37% of these records are
  • Graduated1999 · median 2015 among the 4,392 with a school on file
  • Record last updated2018 · 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).

149 physical therapist records list a practice address in Springfield

They are 149 of the 4,997 NPPES records with a practice address in Springfield, and 12,045 physical therapist records in Illinois.

The 8 physical therapist records with the nearest ZIP codes

  1. Marci Aherin, PTSpringfield, IL 627021255528907
  2. Stephen Beasley, PTSpringfield, IL 627021164534871
  3. Jennifer BurnsSpringfield, IL 627021902814270
  4. Brigitte Cutler, P.T., DPTSpringfield, IL 627021154339745
  5. Sandra Eisenmann, P.T.Springfield, IL 627021629150305
  6. Mark Gerberding, PTSpringfield, IL 627021831134808
  7. Gary GummermanSpringfield, IL 627021891987988
  8. Gail Johnson, P.T.Springfield, IL 627021588782445

Common questions

What is Teresa Marie Steil O'Sullivan, PT's NPI number?

Teresa Marie Steil O'Sullivan, PT's National Provider Identifier (NPI) is 1164916078, issued on Jun 15, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Teresa Marie Steil O'Sullivan, PT located?

The NPPES record lists a practice address at 1700 W Washington St, Springfield, IL, 62702. Phone: (217) 553-1974. Providers update this record themselves, so call before visiting.

How can I verify Teresa Marie Steil O'Sullivan, PT's license?

NPPES lists Illinois license number 070011865, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

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.