Physician

Tobenna Igweonu Nwizu, M.D.

According to 2025 Medicare claims, Tobenna Nwizu, M.D. (NPI: 1881879716) practices hematology/oncology in the Dallas-Plano-Irving, TX market, with the plurality of this provider's patient population coming from Dallas, TX. This provider's primary affiliated billing organization is TEXAS ONCOLOGY PA (NPI: 1811944101; TIN: 752131429) and primary practice location at 75088-4537.

Nwizu's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 331 traditional Medicare patients, billed 117,195 HCPCS/CPT codes, and received $1,861,823 in Medicare payments. The top billing code was 80053 (Blood test, comprehensive group of blood chemicals). Part D data shows 2,783 prescription claims across 356 beneficiaries totaling $4,376,930 in drug costs, led by Revlimid (Lenalidomide). Open Payments data shows 122 records totaling $28,099. You can download detailed data with all billing codes (2015-2024). For more recent data, please contact us.

Over the past 10 years, this provider's Medicare Part B carrier billing has moved sharply higher in recent years, from $29,001 to $1,861,823. Similarly, Part D prescription costs have risen steadily, from $364,958 to $4,376,930. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.

Part B Carrier Billing Trend

Medicare payment trend, with N of patients and claim lines in the table.

Year	Patients	Clm Lines	Payment
2015	99	379	$29,001
2016	102	9,262	$152,145
2017	161	38,833	$461,665
2018	146	54,379	$652,005
2019	186	90,421	$924,118
2020	290	70,741	$1,162,820
2021	289	117,877	$1,348,079
2022	396	144,422	$2,102,979
2023	331	134,716	$1,834,333
2024	331	117,195	$1,861,823

Part D Events Trend

Drug cost trend, with N of patients and prescription claims in the table.

Year	Patients	Claims	Drug Cost
2015	66	435	$364,958
2016	113	686	$476,497
2017	82	574	$676,635
2018	67	712	$288,451
2019	102	1,242	$821,994
2020	155	1,465	$1,421,853
2021	203	2,075	$2,688,757
2022	319	2,811	$3,948,913
2023	344	3,154	$4,986,129
2024	356	2,783	$4,376,930

DME Billing Trend

Medicare payment trend, with N of patients and DME claim records in the table.

No connected DME records

* / # = suppressed by CMS; 0 = reported zero; N/R = not reported or blank.

Top 5 Part B carrier billing codes in 2024

By total payments.

Code	Description	Patients	Clm Lines	Total Payment
80053	Blood test, comprehensive group of blood chemicals	247	764	$10
36415	Insertion of needle into vein for collection of blood sample	260	797	$9
83550	Iron binding capacity	217	428	$9
85025	Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	261	814	$8
83540	Iron level	217	428	$6

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Revlimid	Lenalidomide	87	2,219	$1,220,125
Imbruvica	Ibrutinib	30	864	$479,738
Lenalidomide	Lenalidomide	31	749	$437,205
Ojjaara	Momelotinib Dihydrochloride	13	390	$358,008
Venclexta	Venetoclax	27	768	$301,560

Top 5 DME services in 2024

No connected or detailed DME service-level records for 2024.

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	122	$28,099	PFIZER INC.
Research Payments	Reported research-related payment or transfer-of-value amount.	0	$0	N/R
Ownership / Investment Interests	Reported value of ownership or investment interests.	0	$0	N/R

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FAQ

What Medicare data is available for Tobenna Igweonu Nwizu, M.D.?

Tedicare shows public-source Medicare data for Tobenna Igweonu Nwizu, M.D. (NPI 1881879716), including provider identity, specialty, market context, Medicare Part B activity, Part D prescribing, DME records, Open Payments where available, billing organization details, and ACO affiliation signals where available. Profile data covers 2015-2024, with current attribution based on 2025 claims where available.

Does Tobenna Igweonu Nwizu, M.D. have ACO affiliation data?

No ACO affiliation record is shown in the available Tedicare data for this profile.

What billing organization is linked to Tobenna Igweonu Nwizu, M.D.?

Tobenna Igweonu Nwizu, M.D. is linked to TEXAS ONCOLOGY PA (billing NPI 1811944101) in the available physician profile data.

Does Tobenna Igweonu Nwizu, M.D. have Open Payments data?

Tobenna Igweonu Nwizu, M.D. has 122 connected Open Payments records in the available 2024 summary data.

Can I download physician-level Medicare data from Tedicare?

Yes. Tedicare provides sample physician export data and paid custom physician data exports for research, planning, outreach, and market analysis. Exports can include physician profile fields, market and specialty context, billing organization details, ACO affiliation signals where available, and Medicare utilization data.