Dr. John Lee, D.O.
What this data tells you about Dr. Lee
Dr. John Lee is an anesthesiology specialist in Barrington, IL, with 21 years of NPI registration. Based on federal Medicare data, Dr. Lee performed 263 Medicare services in 2023. These records do not provide a deduplicated patient total.
Between the years covered by Open Payments, Dr. Lee received a total of $375 from 7 pharmaceutical and/or device companies across 20 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 Dr. Lee 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.
Medicare Practice Summary — 2023
Medicare Utilization ↗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 |
|---|---|---|---|
| Anesthesia for endoscopic procedure on esophagus, stomach, or upper small bowel Administration of anesthesia during an endoscopic procedure involving the esophagus, stomach, or upper small bowel. |
40 | $127 | $1,356 |
| Anesthesia for cataract/lens surgery Administration of anesthesia during eye lens surgery. This code covers the anesthetic service provided for the procedure. |
39 | $114 | $1,243 |
| Arterial line insertion A tube is inserted into an artery through the skin to allow for blood sampling or infusion. |
25 | $37 | $504 |
| Ultrasound guidance for blood vessel access Use of ultrasound imaging to help locate and access a blood vessel. This guidance assists healthcare providers in performing procedures such as inserting IV lines or drawing blood. |
25 | $12 | $170 |
| Anesthesia for colonoscopy Administration of anesthesia during an examination of the colon using an endoscope. |
23 | $122 | $1,073 |
| Anesthesia for bowel endoscopy Administration of anesthesia during a procedure to examine the small and large bowel using an endoscope. |
23 | $137 | $1,491 |
| Anesthesia for large bowel endoscopy Administration of anesthesia during a procedure to examine the large bowel using an endoscope. |
22 | $118 | $1,273 |
| Anesthesia for total knee replacement Administration of anesthesia during a total knee joint replacement procedure. |
16 | $308 | $3,172 |
| Femoral nerve injection with anesthetic and/or steroid An injection of an anesthetic agent and/or steroid into the femoral nerve in the thigh. This procedure delivers medication directly to the nerve. |
15 | $52 | $1,182 |
| Anesthesia for heart and large blood vessel procedure Administration of anesthesia during surgical procedures involving the heart and major blood vessels. |
13 | $428 | $4,415 |
| Transesophageal echocardiogram An ultrasound of the heart performed using a probe inserted into the esophagus to obtain detailed images of heart structures and function. |
11 | $86 | $1,012 |
| Echocardiogram, transthoracic An ultrasound test that uses sound waves to create images of the heart's blood flow, valves, and chambers. |
11 | $14 | $458 |
Industry Payment Transparency
Open Payments through 2020 ↗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.
Payments by company (2020)
All-time payments by company (2018-2020) ›
Associated products mentioned in payments ›
Geographic Context
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 2020 |
| 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
Dr. Lee is a cardiac surgery specialist, with above-average Medicare volume (top 25% in IL), with 21 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
Is Dr. Lee experienced with anesthesia for endoscopic procedure on esophagus, stomach, or upper small bowel?
Does Dr. Lee receive payments from pharmaceutical companies?
How do Dr. Lee's costs compare to other anesthesiologists in Barrington?
What does Data Coverage mean?
Is this data up to date?
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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.
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