Dr. Lynnus Peng, MD
What this data tells you about Dr. Peng
Dr. Lynnus Peng is an anesthesiology specialist in Fullerton, CA, with 19 years of NPI registration. Based on federal Medicare data, Dr. Peng performed 134 Medicare services across 133 unique beneficiaries.
Between the years covered by Open Payments, Dr. Peng received a total of $17,776 from 16 pharmaceutical and/or device companies across 43 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in anesthesiology. The majority of payments are for consulting, which typically reflects recognized clinical expertise sought by manufacturers. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Peng 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
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 cataract/lens surgery Administration of anesthesia during eye lens surgery. This code covers the anesthetic service provided for the procedure. |
43 | $101 | $854 |
| 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. |
42 | $111 | $1,016 |
| Anesthesia for bowel endoscopy Administration of anesthesia during a procedure to examine the small and large bowel using an endoscope. |
13 | $130 | $1,182 |
| 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. |
13 | $12 | $136 |
| Arterial line insertion A tube is inserted into an artery through the skin to allow for blood sampling or infusion. |
12 | $36 | $408 |
| Anesthesia for head, neck, or upper back procedure Administration of anesthesia for surgical procedures involving the skin, muscles, or nerves of the head, neck, or upper back. |
11 | $177 | $1,510 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
All-time payments by company (2018-2024) ›
Associated products mentioned in payments ›
The majority of payments (62%) are consulting fees, which typically reflect recognized clinical expertise sought by manufacturers. Total industry engagement is in the top 3% for anesthesiology in CA.
Geographic Context
0.0 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | 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. Peng is a cardiac surgery specialist, with moderate Medicare volume, with consulting-driven industry engagement in the top 3% of CA peers, 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
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All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): 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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