Obianuju M. Chikwere, CRNA
NPI 1588348502ActiveIndividual· Nurse Anesthetist, Certified Registered· Windsor Mill, MD
Nurse Anesthetist, Certified Registered (CRNA) with Johns Hopkins University and 1 other group, practicing in Windsor Mill, Maryland. Medicare paid $13,976 for services to 136 patients in 2024. Regeneron Healthcare Solutions, Inc. reported $24.01 in payments in 2025, mostly food and beverage. Lists Christiana Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1588348502 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNA |
| Sole proprietor | No |
| NPI issued | Jun 12, 2023 |
| Last updated in NPPES | Apr 17, 2025 |
| Certified by provider | Apr 17, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | R225688 | MD |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Certified Registered Nurse Anesthetist (CRNA) (DC); Practitioner - Certified Registered Nurse Anesthetist (CRNA) (DE); Practitioner - Certified Registered Nurse Anesthetist (CRNA) (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 136 |
|---|---|
| Services billed | 137 across 43 procedure codes |
| Paid by Medicare | $13,976 |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical groups
- Johns Hopkins UniversityBaltimore, MD · 2,909 clinicians
- Anesthesia Services PANewark, DE · 200 clinicians
Hospital affiliations
- Christiana HospitalNewark, DE
- Johns Hopkins Bayview Medical CenterBaltimore, MD
- Johns Hopkins Hospital, theBaltimore, MD
Industry payments (Open Payments)
- 2025$24.01 · 1 payment from 1 company
- 2024$44.14 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $24.01 | 1 |
What the 2025 payments were for
- Food and Beverage$24.01 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records