Dr. Tobenna Nwizu, M.D.
What this data tells you about Dr. Nwizu
Dr. Tobenna Nwizu is an internal medicine in Rowlett, TX, with 18 years in practice. Based on federal Medicare data, Dr. Nwizu performed 79,595 Medicare services across 2,740 unique beneficiaries.
Between the years covered by Open Payments, Dr. Nwizu received a total of $374,612 from 69 pharmaceutical and/or device companies across 639 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in internal medicine. The majority of payments are for speaking programs and promotional activities, reflecting participation in industry-sponsored events. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Nwizu is Very High — reflecting how much public federal data is available about this provider. This is not a quality rating. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Iron infusion (Feraheme) | 49,470 | $0 | $5 |
| Pembrolizumab injection (Keytruda) | 9,600 | $43 | $137 |
| Denosumab injection (Prolia/Xgeva) | 6,660 | $18 | $66 |
| Anti-nausea injection (fosaprepitant) | 4,500 | $0 | $5 |
| Dexamethasone injection (steroid) | 2,114 | $0 | $1 |
| Blood draw (venipuncture) | 951 | $8 | $20 |
| Complete blood count (CBC) with differential | 921 | $8 | $36 |
| Comprehensive metabolic blood panel | 750 | $10 | $64 |
| Anti-nausea injection (Aloxi/palonosetron) | 470 | $1 | $114 |
| Office visit, established patient (30-39 min) | 415 | $91 | $368 |
| Office visit, established patient, complex (40-54 min) | 287 | $130 | $496 |
| Iron level test | 275 | $6 | $27 |
| Iron binding capacity test | 275 | $9 | $35 |
| Ferritin level test (iron stores) | 274 | $13 | $60 |
| Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less | 257 | $21 | $157 |
| Injection, carboplatin, 50 mg | 202 | $2 | $300 |
| Administration of chemotherapy into vein, 1 hour or less | 188 | $96 | $707 |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | 148 | $48 | $313 |
| Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle | 145 | $53 | $211 |
| Drug injection, under skin or into muscle | 143 | $11 | $96 |
| Immunoglobulin level test | 141 | $9 | $56 |
| Magnesium level test | 117 | $7 | $29 |
| Injection of additional new drug or substance into vein | 103 | $12 | $108 |
| Measurement of immunoglobulin light chains | 94 | $17 | $60 |
| Infusion, normal saline solution , 1000 cc | 91 | $2 | $19 |
| Injection, diphenhydramine hcl, up to 50 mg | 87 | $1 | $7 |
| Enhancing oncology model (eom) monthly enhanced oncology services (meos) payment for eom enhanced services | 85 | $70 | $70 |
| Office visit, established patient (20-29 min) | 79 | $65 | $250 |
| Administration of chemotherapy into vein, each additional hour | 73 | $21 | $161 |
| Lactate dehydrogenase (enzyme) level | 72 | $6 | $31 |
| Manual urinalysis test with examination using microscope, non-automated | 63 | $4 | $26 |
| Infusion into a vein for therapy, prevention, or diagnosis, each additional hour | 59 | $14 | $100 |
| Carcinoembryonic antigen (cea) protein level | 58 | $18 | $99 |
| Administration of additional new drug or substance into vein, 1 hour or less | 58 | $49 | $344 |
| Infusion into a vein for hydration, each additional hour | 53 | $10 | $75 |
| Complete blood count (CBC), automated | 47 | $6 | $34 |
| New patient office visit (45-59 min) | 41 | $106 | $565 |
| PSA test (prostate cancer screening) | 40 | $18 | $94 |
| Unclassified drugs | 40 | $1 | $8 |
| Infusion into a vein for hydration, 31-60 minutes | 33 | $23 | $256 |
| New patient office visit (30-44 min) | 32 | $80 | $372 |
| Reticulated (young) platelet measurement | 29 | $35 | $143 |
| New patient office visit, complex (60-74 min) | 20 | $155 | $709 |
| Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries | 18 | $90 | $657 |
| Nuclear medicine study from skull base to mid-thigh with ct scan | 17 | $1,169 | $4,802 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
Associated products mentioned in payments ›
The majority of payments (87%) are for speaking programs and promotional activities, which reflect participation in industry-sponsored educational or marketing events. This is common in internal medicine and does not inherently indicate bias, but patients may wish to be aware. Total industry engagement is in the top 0% for internal medicine in TX.
Geographic Context
0.0 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This measures how much public data is available about a provider — not how good they are. How we calculate this →
Summary
Dr. Nwizu is a mixed practice specialist, with above-average Medicare volume (top 1% in TX), and high industry engagement (speaking/promotional, top 0%), with 18 years of practice experience.
This summary is auto-generated from federal data. It describes data availability and patterns — not clinical quality. Read our methodology →
Frequently Asked Questions
Is Dr. Nwizu experienced with iron infusion (feraheme)?
Does Dr. Nwizu receive payments from pharmaceutical companies?
How do Dr. Nwizu's costs compare to other internal medicines in Rowlett?
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All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. The Transparency Score measures data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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