Ijeoma F. Onyeyirim, CRNA
Certified Registered Nurse Anesthetist · Mattoon, IL
Ijeoma F. Onyeyirim, CRNA is a certified registered nurse anesthetist with a practice address in Mattoon, Illinois, and NPI 1891359865, issued on Apr 25, 2019. Check the license (Illinois 209.019356, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ijeoma F. Onyeyirim
- Credential
- CRNA
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License number
- 209.019356 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1000 Health Center Dr, Mattoon, IL 61938
- Phone
- (217) 258-2440
- Enumerated
- Apr 25, 2019
- Record last updated
- Jun 5, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (217) 258-2186
- Medicare enrollment
- Enrolled (PECOS I20190612000075); accepts Medicare assignment
- Medical or professional school
- University Of Miami, Lm Miller School Of Medicine, 2018
- Entity
- Type 1 · individual
8 nearest certified registered nurse anesthetist records → All 2,444 in Illinois → Look up another NPI →
Also registered at 1000 Health Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Arnold Agapito, MDInternal Medicine Physician1467421677
- Aziz Ahmed, MDDiagnostic Radiology Physician1790976918
- Erika AitkenCertified Registered Nurse Anesthetist1568159127
- Mohammad Al-Akchar, MDCardiovascular Disease Physician1730561903
- Babatunde Alao, M.D.Hospitalist Physician1477714053
- Maria Althoff, CRNACertified Registered Nurse Anesthetist1922393305
Verify Ijeoma F. Onyeyirim in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209.019356Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $44.85
2 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 24,076 providers of this specialty with any payment received $135.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Carle Health Care IncorporatedUrbana, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ijeoma F. Onyeyirim among 2,444 certified registered nurse anesthetist records in Illinois
Ijeoma F. Onyeyirim, CRNA is one of 2,444 certified registered nurse anesthetist records with a practice address in Illinois. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 68% of them.
- NPI issued2019 · 68% of these records are older, 28% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated2018 · median 2015 among the 1,926 with a school on file
- Record last updated2019 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
35 certified registered nurse anesthetist records list a practice address in Mattoon
They are 35 of the 803 NPPES records with a practice address in Mattoon, and 2,444 certified registered nurse anesthetist records in Illinois.
All 2,444 in Illinois → Every provider in Mattoon → Certified Registered Nurse Anesthetist nationwide →
The 8 certified registered nurse anesthetist records with the nearest ZIP codes
- Maria Althoff, CRNAMattoon, IL 619381922393305
- Allyson Anderson, CRNAMattoon, IL 619381063952000
- Marshall Ashby, C.R.N.A.Mattoon, IL 619381154437671
- Tara Crews, CRNAMattoon, IL 619381063642395
- Charles Grant, CRNAMattoon, IL 619381194273540
- Thomas Gray, C.R.N.A.Mattoon, IL 619381619069507
- Jennifer Grobengieser, CRNAMattoon, IL 619381447781224
- Erin Hein, CRNAMattoon, IL 619381053567875
Common questions
What is Ijeoma F. Onyeyirim, CRNA's NPI number?
Ijeoma F. Onyeyirim, CRNA's National Provider Identifier (NPI) is 1891359865, issued on Apr 25, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Ijeoma F. Onyeyirim, CRNA located?
The NPPES record lists a practice address at 1000 Health Center Dr, Mattoon, IL, 61938. Phone: (217) 258-2440. Providers update this record themselves, so call before visiting.
How can I verify Ijeoma F. Onyeyirim, CRNA's license?
NPPES lists Illinois license number 209.019356, 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.