Medical Doctor Program year 2025 Reported 2019–2025 Source: CMS Open Payments, 2026 publication

Keung Ung

Thoracic Surgery (Cardiothoracic Vascular Surgery) Sioux Falls, SD Medical Doctor

NPI 1972640498 CMS profile 89316

1301 W 18Th St, Sioux Falls, SD 57105

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General payments

$6,808

184 records reported · program years 2019–2025

Research payments

$0

Paid to them · None reported · program years 2019–2025

Ownership & investment interest

$0

None reported

Through program year 2025, Keung Ung of Sioux Falls, SD is reported in the CMS Open Payments database as having received $6,808 across 184 general payments and $0 in research payments paid to them.

No combined total General, research and ownership are kept apart. Each is reported under its own rules, and ownership is not money that moved at all but the value of a stake held. A meal, a clinical trial grant and a shareholding do not add up to anything meaningful, so this site does not add them.

General payments for this record sit in the 57th percentile of Thoracic Surgery (Cardiothoracic Vascular Surgery) profiles with reported payments. Percentile describes the distribution, not the conduct.

By program year

7 rows
Year Kind Relative to this record's peak year Amount Records
2025 General $535 22
2024 General $760 21
2023 General $1,542 30
2022 General $498 29
2021 General $1,707 33
2020 General $1,363 18
2019 General $403 31

Beside peers

Year by year, beside peers General payments · among profiles paid that year
  • Keung Ung
  • Thoracic Surgery (Cardiothoracic Vascular Surgery) median
  • Middle half of Thoracic Surgery (Cardiothoracic Vascular Surgery)
  • National median

In program year 2025, general payments to Keung Ung were reported at $535. Among 4,073 Thoracic Surgery (Cardiothoracic Vascular Surgery) profiles paid that year, the median was $791 and the middle half received between $208 and $3,074.

Show as a table
Year Keung Ung Thoracic Surgery (Cardiothoracic Vascular Surgery) median Middle half National median
2019 $403 $886 $178–$3,167 $163
2020 $1,363 $341 $108–$1,605 $114
2021 $1,707 $453 $125–$1,886 $132
2022 $498 $695 $180–$2,566 $149
2023 $1,542 $745 $205–$2,662 $160
2024 $760 $799 $214–$2,967 $164
2025 $535 $791 $208–$3,074 $169

Breakdown

Who paid General payments · program years 2019–2025
  1. Atricure, Inc. $2,689 19 payments
  2. Abiomed $1,015 11 payments
  3. E.R. Squibb & Sons, L.L.C. $357 28 payments
  4. Maquet Cardiovascular U.S. Sales, L.L.C. $351 7 payments
  5. AstraZeneca Pharmaceuticals LP $310 19 payments
  6. Edwards Lifesciences Corporation $291 11 payments
  7. CryoLife, Inc. $248 3 payments
  8. Amgen Inc. $230 13 payments
  9. Janssen Pharmaceuticals, Inc $197 26 payments
  10. Davol Inc. $160 5 payments
  11. Other $959 42 payments

Every payment, record by record

What the payments were for General payments · program years 2019–2025
  1. Food and Beverage $3,936 174 payments
  2. Travel and Lodging $2,760 7 payments
  3. Education $112 3 payments
Products named General payments · program years 2019–2025
  1. ATRICLIP LAA EXCLUSION SYSTEM $1,327 5 payments
  2. EPI-SENSE GUIDED COAGULATION SYSTEM WITH VISITRAX $1,247 4 payments
  3. SYNERGY ABLATION SYSTEM $1,190 3 payments
  4. ISOLATOR SURGICAL ABLATION SYSTEM $1,166 2 payments
  5. DISSECTOR $1,166 2 payments
  6. ATRICURE SYNERGY ABLATION SYSTEM $1,144 8 payments
  7. Impella $968 10 payments
  8. Vasoview Hemopro 2 $351 7 payments
  9. ELIQUIS $266 22 payments
  10. Repatha $198 11 payments
  11. Other $2,511 131 payments

A payment can name more than one product, so these amounts overlap and do not add up to the general-payment figure.

Billing to Medicare

Part B · data year 2024 · 35 billing codes

Paid by Medicare

$90,607

Medicare's payments for the services billed

Medicare patients

153

Average age 75

Services billed

272

65 women, 88 men among their patients

Share of this provider's Medicare patients with each condition
Condition among their Medicare patients Relative to the most common Share of patients
High blood pressure 75%
Ischemic heart disease 75%
Diabetes 43%
Arthritis 42%
Atrial fibrillation 41%
Heart failure 39%
Chronic kidney disease 34%
COPD 25%

Medicare Part B only: services billed to Medicare. Rows covering fewer than 11 beneficiaries are not published. Only drugs given in the clinic are itemised here; the rest of what this provider billed is in the total above.

Payments and prescribing

3 products · payments 2024

Two separate records. The payments come from Open Payments and the claims from Medicare. They are set side by side because they name the same product; they do not show that a payment affected a prescription.

Products this doctor was paid in connection with in 2024, beside Medicare claims for the same product
Product Paid by Related payments Part D claims Part B services
Repatha
  • Amgen Inc. $48
$48 — —
WAINUA
  • AstraZeneca Pharmaceuticals LP $14
$14 — —
ELIQUIS
  • E.R. Squibb & Sons, L.L.C. $13
$13 — —

A dash means Medicare published no figure for this doctor and product — fewer than 11 claims, or the product is not covered under that part — which is not the same as none. Payments are general payments only; one that names several products is split evenly between them, so an amount is payments related to the product, not money paid for it.

Records

184 reported

Every payment, record by record

Date, company, amount, what it was for and the product named — filter by year, kind and company, or download as CSV.

Related records

What this means

U.S. law requires drug and medical device manufacturers to report payments and transfers of value they make to physicians and teaching hospitals. The Centers for Medicare & Medicaid Services publishes that record each year. This page shows what was reported about this person, and nothing else.

An ownership interest is different from the other two. It is not a payment: it is a stake — shares, options, a partnership holding — that a physician or an immediate family member held in a manufacturer during that year. The figure shown is what the stake was reported to be worth.

Research payments frequently pass through a clinician to the institution running a trial, and rarely represent personal income. They should be read differently from general payments.

Provenance

Source: CMS Open Payments · through program year 2025

Data current to program year 2025, from CMS's 2026 publication.

We reproduce what manufacturers reported. We do not verify, edit or correct the underlying records.

A payment record is not evidence of wrongdoing. Financial relationships between industry and medicine are legal, common and often necessary for research. Who Paid My Doc reports what was disclosed; it does not judge it.

Who Paid My Doc is independent and is not affiliated with, endorsed by or sponsored by CMS or any U.S. government agency. It is not a consumer reporting agency and this is not a consumer report; do not use it for decisions covered by the Fair Credit Reporting Act.

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