Allison Johnson
Speech-Language Pathologist · Harrisburg, IL
Allison Johnson is a speech-language pathologist with a practice address in Harrisburg, Illinois, and NPI 1821840471, issued on Apr 4, 2024. Check the license (Illinois 146015642, as entered in NPPES) with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Allison Johnson
- Primary taxonomy
- Speech-Language Pathologist 235Z00000X
- License number
- 146015642 IL
Self-reported in NPPES; status is on the state search - Practice location
- 901 S Commercial St, Harrisburg, IL 62946
- Phone
- (618) 294-9326
- Enumerated
- Apr 4, 2024
- Entity
- Type 1 · individual
Also registered at 901 S Commercial St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Danielle Baker, APNFamily Nurse Practitioner1417305293
- Jeffrey Thomas, PTPhysical Therapist1447753991
Verify Allison Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 146015642Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
12 speech-language pathologist records list a Harrisburg practice address
They are 12 of the 194 NPPES records with a Harrisburg practice address, and 10,146 speech-language pathologist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 12 in Harrisburg → All 10,146 in Illinois → Every provider in Harrisburg →
Other speech-language pathologist records in Illinois
- Samin Abbasi, M.S. CCC-SLPChicago, IL1578990503
- Elisabeth Abbatacola, MAChicago, IL1740413889
- Alexis AbbinantiChicago, IL1841154085
- Leraaen Abbott, MA CCC-SLPWilmette, IL1154153831
- Ala AbdeljaberWaukegan, IL1265043079
- Nada Abderrhaman, M.S.Palos Hills, IL1497152201
- Stephanie AberleShelbyville, IL1932529989
- Jenna Abi-MansourMt Prospect, IL1659049450
- Ann Abraham, MA/CCC/SLP-LLoves Park, IL1134495385
- Tintu Abraham, MSCJoliet, IL1003153925
Common questions
What is Allison Johnson's NPI number?
Allison Johnson's National Provider Identifier (NPI) is 1821840471, issued on Apr 4, 2024. An NPI identifies a provider in billing; it is not a license.
Where is Allison Johnson located?
The NPPES record lists a practice address at 901 S Commercial St, Harrisburg, IL, 62946. Phone: (618) 294-9326. Providers update this record themselves, so call before visiting.
How can I verify Allison Johnson's license?
NPPES lists Illinois license number 146015642, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.