NPPES file of Aug 9, 2026

Corinna Williamson, ST

Speech-Language Pathologist · Warren, OH

Corinna Williamson, ST is a speech-language pathologist with a practice address in Warren, Ohio, and NPI 1679867519, issued on Jun 8, 2011. Check the license (Ohio 9795, as entered in NPPES) with the Ohio board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1679867519
Name
Corinna Williamson
Credential
ST
Primary taxonomy
Speech-Language Pathologist 235Z00000X
License number
9795 OH
Self-reported in NPPES; status is on the state search
Practice location
2020 Willard Ave SE, Warren, OH 44484
Phone
(330) 675-8700
Enumerated
Jun 8, 2011
Record last updated
Aug 17, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest speech-language pathologist records → All 7,643 in Ohio → Look up another NPI →

Also registered at 2020 Willard Ave SE

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

  1. Joanne ColemanSchool Registered Nurse1598176794
  2. Diana DavisSpeech-Language Pathologist1659790459
  3. Keith JoritzSchool Psychologist1790103950
  4. Paula McCabeSpeech-Language Pathologist1588081590
  5. Carol Ross, RNRegistered Nurse1073923769

Verify Corinna Williamson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Ohio board licenses this profession
    Search for license 9795    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 Ohio 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Corinna Williamson among 7,643 speech-language pathologist records in Ohio

Corinna Williamson, ST is one of 7,643 speech-language pathologist records with a practice address in Ohio. 3% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2011, is newer than 16% of them.

  • NPI issued2011 · 16% of these records are older, 82% newer
  • In a Medicare fileNo · 3% of these records are
  • In the CMS Doctors and Clinicians fileNo · 4% of these records are
  • Record last updated2022 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 235Z00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

28 speech-language pathologist records list a practice address in Warren

They are 28 of the 2,090 NPPES records with a practice address in Warren, and 7,643 speech-language pathologist records in Ohio. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 7,643 in Ohio → Every provider in Warren → Speech-Language Pathologist nationwide →

The 8 speech-language pathologist records with the nearest ZIP codes

  1. Jill Alvetro, SLPWarren, OH 444841730353293
  2. John Cone, M.S., CCC-SLPWarren, OH 444841740729813
  3. Kristi Cornicello, M.A., CCC-SLPWarren, OH 444841225588098
  4. Jenna Cross, M.S., CCC-SLPWarren, OH 444841750621694
  5. Diana DavisWarren, OH 444841659790459
  6. Linda Findlay, SLPWarren, OH 444841225550262
  7. Mary Hedge, SPWarren, OH 444841629118039
  8. Lisa Lordo-Yanak, SLPWarren, OH 444841275055295

Common questions

What is Corinna Williamson, ST's NPI number?

Corinna Williamson, ST's National Provider Identifier (NPI) is 1679867519, issued on Jun 8, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Corinna Williamson, ST located?

The NPPES record lists a practice address at 2020 Willard Ave SE, Warren, OH, 44484. Phone: (330) 675-8700. Providers update this record themselves, so call before visiting.

How can I verify Corinna Williamson, ST's license?

NPPES lists Ohio license number 9795, as entered by the provider. Search the Ohio 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.