Ogechukwu Nwanegwo, MD
Family Medicine Physician · O Fallon, IL
Ogechukwu Nwanegwo, MD is a family medicine physician with a practice address in O Fallon, Illinois, and NPI 1366182305, issued on Mar 29, 2022. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Ogechukwu Nwanegwo
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- D0101293 MD
Self-reported in NPPES; status is on the state search - Practice location
- 3 Saint Elizabeth Blvd Ste 4000, O Fallon, IL 62269
- Phone
- (618) 233-7880
- Enumerated
- Mar 29, 2022
- Record last updated
- Jul 17, 2025
- Medicare enrollment
- Enrolled (PECOS I20250801000101); accepts Medicare assignment
- Medical or professional school
- Boston University School Of Medicine, 2021
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →
Also registered at 3 Saint Elizabeth Blvd Ste 4000
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Eyasu AdunaStudent in an Organized Health Care Education/Training Program1548062532
- Oreoluwa AkinsolaStudent in an Organized Health Care Education/Training Program1285573113
- David Bailey, DOStudent in an Organized Health Care Education/Training Program1730870635
- Benjamin Beggs, MDFamily Medicine Physician1386174381
- Alex BelongyStudent in an Organized Health Care Education/Training Program1144087511
- Christina Bereda, D.O.Family Medicine Physician1437386083
Verify Ogechukwu Nwanegwo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% fewer Medicare Part D claims than the average family medicine physician in 2024
774 Medicare Part D claims for 86 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Atorvastatin Calcium54 claims
- Gabapentin49 claims
- Lisinopril36 claims
- Levothyroxine Sodium35 claims
- Hydrochlorothiazide33 claims
- Trulicity33 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.
Industry payments in 2024: $18.33
1 payment: food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 55,478 providers of this specialty with any payment received $902.55 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
- Kaiser Foundation Health Plan OF The Mid Atlantic States, IncSilver Spring, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ogechukwu Nwanegwo among 6,215 family medicine physician records in Illinois
Ogechukwu Nwanegwo, MD is one of 6,215 family medicine physician records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 87% of them.
- NPI issued2022 · 87% of these records are older, 9% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2021 · median 2006 among the 3,714 with a school on file
- Record last updated2025 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
44 family medicine physician records list a practice address in O Fallon
They are 44 of the 1,077 NPPES records with a practice address in O Fallon, and 6,215 family medicine physician records in Illinois.
All 6,215 in Illinois → Every provider in O Fallon → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Robert Garner, DOShiloh, IL 622691285612242
- Marjorie Guthrie, M.D.O Fallon, IL 622691366490146
- Nell Hennon, D.O.O Fallon, IL 622691992739221
- James Hitchcock, D.O.Shiloh, IL 622691295725174
- James Lundy, MDO Fallon, IL 622691245287085
- Jacob Marshall, M.D.O Fallon, IL 622691922081249
- David McCarthy, MDO Fallon, IL 622691346242799
- Scott Morrison, MDO Fallon, IL 622691508858713
Common questions
What is Ogechukwu Nwanegwo, MD's NPI number?
Ogechukwu Nwanegwo, MD's National Provider Identifier (NPI) is 1366182305, issued on Mar 29, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Ogechukwu Nwanegwo, MD located?
The NPPES record lists a practice address at 3 Saint Elizabeth Blvd Ste 4000, O Fallon, IL, 62269. Phone: (618) 233-7880. Providers update this record themselves, so call before visiting.
How can I verify Ogechukwu Nwanegwo, MD's license?
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 Ogechukwu Nwanegwo, MD prescribe under Medicare Part D?
In 2024, Ogechukwu Nwanegwo, MD had 774 Medicare Part D claims for 86 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.