Obiora Edward Onwuameze, MD, MS, PHD
Psychiatry Physician · Springfield, IL
Obiora Edward Onwuameze, MD, MS, PHD is a psychiatry physician with a practice address in Springfield, Illinois, and NPI 1386806453, issued on Jun 30, 2008. Check the license (Illinois 036-130454, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Obiora Edward Onwuameze
- Credential
- MD, MS, PHD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 036-130454 IL
Self-reported in NPPES; status is on the state search - Practice location
- 901 W Jefferson St, Springfield, IL 62702
- Phone
- (217) 545-8229
- Enumerated
- Jun 30, 2008
- Record last updated
- Dec 10, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (217) 545-2275
- Medicaid ID
- 036130454 IL
- Medicare enrollment
- Enrolled (PECOS I20120723000877); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,147 in Illinois → Look up another NPI →
Also registered at 901 W Jefferson St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jeffrey Bennett, M.D.Psychiatry Physician1265410898
- Eric Black, M.D.Psychiatry Physician1245323005
- Abigail Buoy, M.D.Psychiatry Physician1619230992
- Arindam Chakrabarty, M.D.Psychiatry Physician1063896819
- Richard Chiola, LCPCProfessional Counselor1043570716
- Rodney Curtis, M.D.Psychiatry Physician1477531002
Verify Obiora Edward Onwuameze in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036-130454Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% more Medicare Part D claims than the average psychiatry physician in 2024
1,592 Medicare Part D claims for 77 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.
Most prescribed
- Clozapine236 claims
- Risperidone104 claims
- Trazodone Hcl92 claims
- Invega Sustenna81 claims
- Benztropine Mesylate78 claims
- Fluoxetine Hcl69 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through 2 group practices
- Board OF Trustees OF Southern Illinois UniversitySpringfield, IL
- Siu Physicians And Surgeons IncSpringfield, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Obiora Edward Onwuameze among 2,147 psychiatry physician records in Illinois
Obiora Edward Onwuameze, MD, MS, PHD is one of 2,147 psychiatry physician records with a practice address in Illinois. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 50% of them.
- NPI issued2008 · 50% of these records are older, 44% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 41% of these records are
- Graduated1990 · median 2004 among the 877 with a school on file
- Record last updated2020 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
96 psychiatry physician records list a practice address in Springfield
They are 96 of the 4,997 NPPES records with a practice address in Springfield, and 2,147 psychiatry physician records in Illinois.
All 2,147 in Illinois → Every provider in Springfield → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Jeffrey Bennett, M.D.Springfield, IL 627021265410898
- Shyam Bhat, M.D.Springfield, IL 627021447235338
- Eric Black, M.D.Springfield, IL 627021245323005
- Raymond Bland, M.D.Springfield, IL 627021881653103
- Kathleen Bottum, M.D.Springfield, IL 627021124003025
- Karen Broquet, M.D.Springfield, IL 627021750366654
- Rodney Curtis, M.D.Springfield, IL 627021477531002
- Lillian Houston, M.D.Springfield, IL 627021093919714
Common questions
What is Obiora Edward Onwuameze, MD, MS, PHD's NPI number?
Obiora Edward Onwuameze, MD, MS, PHD's National Provider Identifier (NPI) is 1386806453, issued on Jun 30, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Obiora Edward Onwuameze, MD, MS, PHD located?
The NPPES record lists a practice address at 901 W Jefferson St, Springfield, IL, 62702. Phone: (217) 545-8229. Providers update this record themselves, so call before visiting.
How can I verify Obiora Edward Onwuameze, MD, MS, PHD's license?
NPPES lists Illinois license number 036-130454, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Obiora Edward Onwuameze, MD, MS, PHD prescribe under Medicare Part D?
In 2024, Obiora Edward Onwuameze, MD, MS, PHD had 1,592 Medicare Part D claims for 77 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions 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.