Physician

Nasar Katariwala, M.D.

According to 2025 Medicare claims, Nasar Katariwala, M.D. (NPI: 1356311310) practices neurology in the Michigan City-La Porte, IN market, with the plurality of this provider's patient population coming from La Porte, IN. This provider's primary affiliated billing organization is THE NEUROCLINIC P C (NPI: 1003955683; TIN: 010879683) and primary practice location at 46360-9599.

Katariwala's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 708 traditional Medicare patients, billed 2,806 HCPCS/CPT codes, and received $204,643 in Medicare payments. The top billing code was 99223 (Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes). Part D data shows 2,797 prescription claims across 396 beneficiaries totaling $888,838 in drug costs, led by Ingrezza (Valbenazine Tosylate). 2020 DME data shows 34 claims. Open Payments data shows 59 records totaling $1,253. 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 changed little. Similarly, Part D prescription costs have changed little. In contrast, DME billing represents a smaller volume and started with an early spike, then settled into a lower baseline, moving from $3,919 to $559.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	1,172	11,629	$305,098
2016	1,003	16,512	$288,748
2017	1,045	12,831	$288,133
2018	1,050	3,418	$266,857
2019	1,045	3,161	$256,986
2020	786	2,897	$239,574
2021	801	3,356	$288,033
2022	674	2,554	$217,333
2023	676	2,566	$203,693
2024	708	2,806	$204,643

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	323	2,636	$1,272,046
2016	413	3,441	$1,603,817
2017	391	3,388	$1,355,454
2018	385	3,043	$1,356,127
2019	352	2,538	$1,342,191
2020	352	2,597	$1,462,538
2021	357	2,736	$1,382,606
2022	359	2,789	$1,274,921
2023	366	2,736	$1,183,586
2024	396	2,797	$888,838

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	N/R	N/R	N/R
2016	N/R	N/R	N/R
2017	N/R	N/R	N/R
2018	N/R	N/R	N/R
2019	N/R	N/R	N/R
2020	N/R	34	$4,000
2021	N/R	N/R	N/R
2022	N/R	N/R	N/R
2023	N/R	N/R	N/R
2024	N/R	N/R	N/R

* / # = 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
99223	Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	142	149	$123
99204	New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	128	128	$109
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	295	557	$86
70551	Mri scan of brain without contrast	231	254	$51
70450	Ct scan head or brain without contrast	275	353	$29

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Ingrezza	Valbenazine Tosylate	27	810	$228,676
Vumerity	Diroximel Fumarate	13	390	$130,258
Neupro	Rotigotine	43	1,866	$55,972
Botox	Onabotulinumtoxina	27	2,078	$39,666
Ubrelvy	Ubrogepant	23	669	$32,567

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.	59	$1,253	Novartis Pharmaceuticals Corporation
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 Nasar Katariwala, M.D.?

Tedicare shows public-source Medicare data for Nasar Katariwala, M.D. (NPI 1356311310), 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 Nasar Katariwala, 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 Nasar Katariwala, M.D.?

Nasar Katariwala, M.D. is linked to THE NEUROCLINIC P C (billing NPI 1003955683) in the available physician profile data.

Does Nasar Katariwala, M.D. have Open Payments data?

Nasar Katariwala, M.D. has 59 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.