Chisom Daisy Nwachukwu, MD
NPI 1164652905ActiveIndividual· Internal Medicine· Mansfield, TX
Internal Medicine (MD) with Lonestar Hospital Medicine Associates PA, practicing in Mansfield, Texas. In 2024 Medicare paid $34,758 for 150 patients, and Part D covered 410 of their prescriptions, 87% of them generic. Otsuka Pharmaceutical Development & Commercialization, Inc. reported $46.05 in payments in 2025, mostly food and beverage. Lists Methodist Mansfield Medical Center as a hospital affiliation.
Overview
| NPI | 1164652905 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 14, 2009 |
| Last updated in NPPES | Oct 17, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | P4686 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 150 |
|---|---|
| Services billed | 438 across 6 procedure codes |
| Paid by Medicare | $34,758 |
Part D prescriptions in 2024
| Prescriptions (claims) | 410 · 424 30-day fills |
|---|---|
| Patients | 170 |
| Total drug cost | $20,091 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Lonestar Hospital Medicine Associates PAMansfield, TX · 138 clinicians
Hospital affiliation
- Methodist Mansfield Medical CenterMansfield, TX
Industry payments (Open Payments)
- 2025$46.05 · 1 payment from 1 company
- 2024$206.88 · 6 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Otsuka Pharmaceutical Development & Commercialization, Inc. | $46.05 | 1 |
What the 2025 payments were for
- Food and Beverage$46.05 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 47 internal medicine physicians in Mansfield · All internal medicine physicians in Texas