Physician

Winifred K Leung, M.D.

According to 2025 Medicare claims, Winifred Leung, M.D. (NPI: 1396797049) practices diagnostic radiology in the Santa Maria-Santa Barbara, CA market, with the plurality of this provider's patient population coming from Santa Barbara, CA. This provider's primary affiliated billing organization is SANSUM CLINIC (NPI: 1932121514; TIN: 956419205) and primary practice location at 93110-1416. Leung is affiliated with the Aledade A3299 CA MSSP Enhanced (ACO ID: A3299), participating under the MSSP model.

Leung's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 2,764 traditional Medicare patients, billed 18,805 HCPCS/CPT codes, and received $644,384 in Medicare payments. The top billing code was 77067 (Screening mammography). 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 risen steadily, from $354,002 to $644,384. Concurrently, this provider has fewer than 5 years of reported Part D prescription costs data, so a reliable trend cannot be assigned. 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	2,884	7,639	$354,002
2016	2,876	9,381	$393,669
2017	2,999	12,100	$447,544
2018	2,997	12,696	$506,667
2019	3,542	15,133	$664,404
2020	1,865	9,260	$382,583
2021	1,896	14,261	$505,087
2022	2,150	19,410	$502,061
2023	2,594	9,037	$613,399
2024	2,764	18,805	$644,384

Part D Events Trend

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

No connected Part D records

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
77067	Screening mammography	2,351	2,351	$142
76641	Complete ultrasound scan of 1 breast	307	310	$113
76642	Limited ultrasound scan of 1 breast	197	206	$72
77063	Screening 3d breast mammography	2,351	2,351	$56
G0279	Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066)	257	263	$39

Top 5 Part D drugs in 2024

By total drug costs.

No connected Part D drug-level records for 2024.

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 Winifred K. Leung, M.D.?

Tedicare shows public-source Medicare data for Winifred K. Leung, M.D. (NPI 1396797049), 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 Winifred K. Leung, M.D. have ACO affiliation data?

Winifred K. Leung, M.D. is shown with ACO affiliation data for Aledade A3299 CA MSSP Enhanced (MSSP, ACO ID A3299).

What billing organization is linked to Winifred K. Leung, M.D.?

Winifred K. Leung, M.D. is linked to SANSUM CLINIC (billing NPI 1932121514) in the available physician profile data.

Does Winifred K. Leung, 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.