Tobenna Igweonu Nwizu, M.D.
Hematology & Oncology Physician · Rowlett, TX
Tobenna Igweonu Nwizu, M.D. is a hematology & oncology physician with a practice address in Rowlett, Texas, and NPI 1881879716, issued on Jan 9, 2008. Check the license (Texas Q6352, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Tobenna Igweonu Nwizu
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License numbers
- Q6352 TX
036120500 IL
099327 OH
Self-reported in NPPES; status is on the state search - Practice location
- 7501 Lakeview Pkwy Ste 100, Rowlett, TX 75088
- Phone
- (972) 412-2577
- Enumerated
- Jan 9, 2008
- Record last updated
- Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (972) 412-0398
- Medicaid IDs
- 354740803 TX
354740804 TX - Medicare enrollment
- Enrolled (PECOS I20160203001515); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 922 in Texas → Look up another NPI →
Verify Tobenna Igweonu Nwizu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license Q6352Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.2 times the Medicare Part D claims of the average hematology & oncology physician in 2024
2,783 Medicare Part D claims for 356 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims. 312 claims were for opioids.
Most prescribed
- Letrozole127 claims
- Hydrocodone-Acetaminophen125 claims
- Potassium Chloride116 claims
- Gabapentin115 claims
- Eliquis104 claims
- Prednisone104 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.
The MIPS final score for 2023 (Medicare payment program): 89.4 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $28,098.93
122 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 8,560 providers of this specialty with any payment received $7,481.41 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
- Texas Oncology PAPlano, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tobenna Igweonu Nwizu among 922 hematology & oncology physician records in Texas
Tobenna Igweonu Nwizu, M.D. is one of 922 hematology & oncology physician records with a practice address in Texas. 87% 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 53% of them.
- NPI issued2008 · 53% of these records are older, 41% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2002 · median 2004 among the 691 with a school on file
- Record last updated2018 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Texas
There are 922 hematology & oncology physician records in Texas.
All 922 in Texas → Every provider in Rowlett → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Rudolf Good, M.D.Sherman, TX 750921194801274
- Mukesh Kumar Delvadiya, M.D.Plano, TX 750931003070004
- Korie Flippo, M.D.Plano, TX 750931427071612
- Deepna Jaiswal, D.O.Plano, TX 750931447541594
- Asha Karippot, MDPlano, TX 750931841485216
- Andrew Kovoor, MDPlano, TX 750931407119464
- Thuy Le, M.D.Plano, TX 750931851356828
- James Mobley, M.D.Plano, TX 750931184018285
Common questions
What is Tobenna Igweonu Nwizu, M.D.'s NPI number?
Tobenna Igweonu Nwizu, M.D.'s National Provider Identifier (NPI) is 1881879716, issued on Jan 9, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Tobenna Igweonu Nwizu, M.D. located?
The NPPES record lists a practice address at 7501 Lakeview Pkwy Ste 100, Rowlett, TX, 75088. Phone: (972) 412-2577. Providers update this record themselves, so call before visiting.
How can I verify Tobenna Igweonu Nwizu, M.D.'s license?
NPPES lists Texas license number Q6352, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Tobenna Igweonu Nwizu, M.D. prescribe under Medicare Part D?
In 2024, Tobenna Igweonu Nwizu, M.D. had 2,783 Medicare Part D claims for 356 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Tobenna Igweonu Nwizu, M.D.'s MIPS final score?
The 2023 MIPS final score is 89.4 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.