Physician

Aaron Chand Tyagi, M.D.

According to 2025 Medicare claims, Aaron Tyagi, M.D. (NPI: 1811383086) practices critical care (intensivists) in the Milwaukee-Waukesha, WI market, with the plurality of this provider's patient population coming from Milwaukee, WI. This provider's primary affiliated billing organization is AURORA MEDICAL GROUP, INC. (NPI: 1427271378; TIN: 391678306) and primary practice location at 53215-4330. Tyagi is affiliated with the Advocate Physician Partners Accountable Care, Inc. (ACO ID: A1033) and Accountable Care Organization of Advocate Aurora Health, LLC (ACO ID: D0260), participating under both the MSSP and REACH models.

Tyagi's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 229 traditional Medicare patients, billed 311 HCPCS/CPT codes, and received $35,378 in Medicare payments. The top billing code was 99291 (Critical care, first 30-74 minutes). Part D data shows 34 prescription claims across 21 beneficiaries totaling $2,069 in drug costs. No Open Payments records. 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 up and down with repeated peaks and valleys, starting at $1,796 and ending at $35,378. Concurrently, Part D prescription costs have moved sharply higher in recent years, from $197 to $2,069. 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	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	16	16	$1,796
2020	181	221	$25,795
2021	270	308	$35,331
2022	186	232	$24,167
2023	199	237	$25,016
2024	229	311	$35,378

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	13	17	$197
2016	55	74	$756
2017	127	171	$2,532
2018	53	81	$2,033
2019	N/R	N/R	N/R
2020	11	29	$1,060
2021	26	32	$230
2022	30	38	$3,789
2023	26	36	$403
2024	21	34	$2,069

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
99291	Critical care, first 30-74 minutes	24	52	$169
99285	Emergency department visit with high level of medical decision making	137	141	$127
99284	Emergency department visit with moderate level of medical decision making	53	56	$82

Top 5 Part D drugs in 2024

By total drug costs.

Part D summary data is connected for 2024, but public drug-level costs are not available, so a Top 5 by total drug costs cannot be shown.

Top 5 DME services in 2024

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

Open Payments Summary

No connected Open Payments records were found for this physician in General Payments, Research Payments, or Ownership / Investment Interests.

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FAQ

What Medicare data is available for Aaron Chand Tyagi, M.D.?

Tedicare shows public-source Medicare data for Aaron Chand Tyagi, M.D. (NPI 1811383086), 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 Aaron Chand Tyagi, M.D. have ACO affiliation data?

Aaron Chand Tyagi, M.D. is shown with ACO affiliation data for Advocate Physician Partners Accountable Care, Inc. (MSSP, ACO ID A1033) and Accountable Care Organization of Advocate Aurora Health, LLC (REACH, ACO ID D0260).

What billing organization is linked to Aaron Chand Tyagi, M.D.?

Aaron Chand Tyagi, M.D. is linked to AURORA MEDICAL GROUP, INC. (billing NPI 1427271378) in the available physician profile data.

Does Aaron Chand Tyagi, M.D. have Open Payments data?

No connected Open Payments records are shown for this physician in the available General Payments, Research Payments, or Ownership / Investment Interests 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.