Medicare Enrolled

Keith Ladendorf, PA-C

Surgical Physician Assistant · Chicago, IL
Practice pattern: Cardiac Surgery — Surgically focused practice
7447 W TALCOTT AVENUE, Chicago, IL 60631
8477881553
Registered in NPPES since 2007
NPI: 1619092095 verify on NPPES ↗
Very High
DATA COVERAGE
Data in 4 of 4 federal sources
Measures public federal data availability — not provider quality
Informational, not a quality rating. This page presents federal public records about Ladendorf from CMS (NPPES, Open Payments, Medicare Provider Utilization, PECOS). It is not medical advice, an endorsement, or a judgment of clinical quality. Always consult the provider directly and a licensed clinician for medical decisions. Read methodology →
Are you Ladendorf? Request a correction or review of any data shown here. Provider portal →

What this data tells you about Ladendorf

Keith Ladendorf is a surgical physician assistant in Chicago, IL, with 19 years of NPI registration. Based on federal Medicare data, Ladendorf performed 48 Medicare services in 2023. These records do not provide a deduplicated patient total.

Between the years covered by Open Payments, Ladendorf received a total of $2,392 from 13 pharmaceutical and/or device companies across 50 payment records. A record can group multiple payments. These transfers are publicly reported through CMS Open Payments. Disclosure alone does not establish their effect on care. A reliable breakdown by payment category is not available in this snapshot. Patients may wish to discuss these relationships with their provider.

The Data Coverage level for Ladendorf is Very High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.

✓ 19 years of NPI registration ▲ 48 Medicare services $2,392 industry payments

Medicare Practice Summary — 2023

Medicare Utilization ↗
48
Medicare services
Bottom 29% in IL for surgical physician assistant
Lower Medicare volume may reflect subspecialty focus, hospital-based work, or a higher share of non-Medicare patients.
Not available
Unique patients (not deduplicated)
$99
Avg. Medicare payment
Medicare patients only (65+ / disabled) · How to read this →

Top procedures by volume

Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.

Procedure Volume Avg. paid Avg. submitted
Coronary artery bypass graft, 1 artery
Surgical procedure to bypass a blocked coronary artery using a graft from another artery. This restores blood flow to the heart muscle.
 19 $216 $4,386
Endoscopic vein harvest
A surgical procedure to remove a vein using an endoscope, which is a thin, lighted tube inserted through small incisions.
 17 $2 $34
Coronary artery bypass graft, 2 grafts
A surgical procedure to restore blood flow to the heart by creating bypasses using two vein or artery grafts.
 12 $50 $857
How to read this data: This reflects Medicare patients only (typically 65+). Payment amounts are what Medicare paid the provider, not your out-of-pocket cost. These counts do not measure clinical quality or years of experience.
64.6% high complexity
0.0% medium
35.4% routine

Industry Payment Transparency

Open Payments through 2024 ↗
$2,392
Total received (2021-2024)
Avg $797/year across 3 years
Top 7% in IL for surgical physician assistant
A higher payment rank reflects disclosed industry relationships (consulting, research, speaking) common among subspecialists — not wrongdoing.
13
Companies
50
Payment records
Payments are publicly reported; disclosure does not establish legality · Not evidence of wrongdoing · How to interpret →

Payment categories are unavailable while the source breakdown is being rebuilt. Company and year totals do not identify how much belongs to each category.

Payment trend by year

Annual totals from pharmaceutical and medical device companies.

2024
$639
2023
$721
2021
$1,033

Payments by company (2024)

Edwards Lifesciences Corporation
$295
Getinge USA Sales, LLC
$113
Chiesi USA, Inc.
$90
Lightbody Medical Technologies Inc
$45
La Jolla Pharmaceutical Company
$34
Haemonetics Corporation
$23
LeMaitre Vascular, Inc.
$20
Smith+Nephew, Inc.
$19
Top 3 companies account for 78.0% of 2024 payments
All-time payments by company (2021-2024) ›
Intuitive Surgical, Inc.
$924
Getinge USA Sales, LLC
$378
ATRICURE, INC.
$349
Edwards Lifesciences Corporation
$328
Chiesi USA, Inc.
$138
Ethicon US, LLC
$82
La Jolla Pharmaceutical Company
$53
Lightbody Medical Technologies Inc
$45
Haemonetics Corporation
$23
Medtronic, Inc.
$20
LeMaitre Vascular, Inc.
$20
Smith+Nephew, Inc.
$19
Janssen Pharmaceuticals, Inc
$13
Top 3 companies account for 69.0% of all-time payments
Associated products mentioned in payments ›
ATRICLIP LAA EXCLUSION SYSTEM · ATRICURE CRYOICE CRYOABLATION SYSTEM (CRYO2) · ATRICURE CRYOICE CRYOSPHERE CRYOABLATION SYSTEM · CLEVIPREX · Da Vinci Surgical System · EPI-SENSE GUIDED COAGULATION SYSTEM WITH VISITRAX · Endurant · GIAPREZA · PATCH · PICO · PLEDGET AND INTRACARDIAC · PROLENE · SAPIEN 3 Ultra RESILIA · SURGICEL NU-KNIT · SYNERGY ABLATION SYSTEM · TEG6S HEMOSTASIS SYSTEM · TYKE · Vasoview Hemopro 2 · XARELTO
Should you be concerned? Industry payments are disclosed through CMS Open Payments. Disclosure alone does not establish their purpose, legality, or effect on care. What matters is whether a recommended drug or device appears in your doctor's payment records. If so, consider asking your doctor about it. How to interpret this data →
Looking for a surgical physician assistant in Chicago?
Compare surgical physician assistants in the Chicago area by procedure volume, costs, and industry payment transparency.
Browse surgical physician assistants nearby

Geographic Context

Surgical physician assistants in nearby ZIP areas
385
County median income
$81,797
Nearest hospital to ZIP centroid (approximate)
AMITA HEALTH RESURRECTION MEDICAL CENTER
0.0 mi

Data Sources

Provider Registry ✓ NPPES NPPES snapshot; verify current record
Medicare Enrollment ✓ PECOS PECOS snapshot
Practice Data ✓ Medicare Util. Annual (CY lag)
Industry Payments ✓ Open Payments CY 2024
Disciplinary History — Not included N/A

This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →

Summary

Ladendorf is a cardiac surgery specialist, with moderate Medicare volume, with 19 years of NPI registration.

This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →

Frequently Asked Questions

Is Ladendorf experienced with coronary artery bypass graft, 1 artery?
Based on Medicare claims data, Ladendorf performed 19 coronary artery bypass graft, 1 artery services. These records cover Medicare fee-for-service activity, including eligible younger beneficiaries; they do not measure total practice volume or clinical quality.
Does Ladendorf receive payments from pharmaceutical companies?
Yes. Ladendorf received a total of $2,392 from 13 companies across 50 payment records. A record can group multiple payments. These transfers are publicly disclosed through CMS Open Payments. Disclosure alone does not establish their legality or effect on care. Patients may wish to ask their doctor about these relationships, especially if a recommended drug or device appears in the payment records.
How do Ladendorf's costs compare to other surgical physician assistants in Chicago?
Ladendorf's average Medicare payment per service is $99. Note that these figures represent what Medicare pays, not your out-of-pocket cost, which depends on your specific insurance plan and deductible. Procedure-level data above shows both what was submitted and what Medicare paid for each service type.
What does Data Coverage mean?
Data Coverage (currently Very High for Ladendorf) measures how much public federal data is available about a provider. It is not a quality rating. A "Very High" or "High" level means the provider has data across multiple federal sources (NPPES, PECOS, Medicare Utilization, Open Payments), indicating the presence of registry, enrollment, activity or payment records, not verified experience or clinical quality. A "Low" or "Moderate" level may simply mean the provider is newer, does not see Medicare patients, or has not received any industry payments — none of which are inherently negative. Read our full methodology →
Is this data up to date?
Source publication dates and the snapshots loaded on this site can differ. Rebuilding a page does not refresh its source records. Check the Medicare reporting year and the payment interval shown above; consult the linked official sources for newer releases and current registry details. See our data freshness policy →

Explore related providers

Same specialty & city
Surgical Physician Assistants in Chicago
Browse surgical physician assistants in Chicago ranked by procedure volume and transparency data.
Highest volume
Top Surgical Physician Assistants in IL
Surgical physician assistants ranked by total Medicare services performed statewide.
Industry payments
Pharma Payments to Surgical Physician Assistants in IL
Which IL surgical physician assistants receive the most from drug and device companies.
By company
Intuitive Surgical, Inc. Payments to Doctors
See all physicians who received payments from Intuitive Surgical, Inc.
By company
Getinge USA Sales, LLC Payments to Doctors
See all physicians who received payments from Getinge USA Sales, LLC.
By company
ATRICURE, INC. Payments to Doctors
See all physicians who received payments from ATRICURE, INC.
About this page

This page combines public CMS records with calculated summaries and explanatory procedure labels. These transformations are not verbatim federal records. Sources: NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.

This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.

Provider corrections: Provider portal · Privacy questions: Privacy Policy · Terms: Terms of Use · Methodology: Methodology

Data Disclaimer — Data sourced from the Centers for Medicare & Medicaid Services (CMS): National Plan and Provider Enumeration System (NPPES), Open Payments program, Medicare Provider Utilization and Payment Data, and Provider Enrollment & Certification data (PECOS). Published under the Freedom of Information Act (FOIA). This website is not affiliated with, endorsed by, or authorized by CMS, HHS, or the U.S. Government. Data may contain errors as reported to CMS by providers and reporting entities. Industry payment disclosure alone establishes neither wrongdoing nor legality. Medicare data reflects only patients aged 65+ or those with qualifying disabilities. For corrections, contact CMS directly. This information does not constitute medical advice and should not be used as the sole basis for choosing a healthcare provider. Procedure descriptions use plain language and do not reference CPT® codes, which are copyrighted by the American Medical Association. Full methodology → · Report a data error → · Privacy policy →