Dr. Peter W. Guyon JR., MD
Pediatric Cardiology (Pediatric Cardiology Physician)
At a glance
- In the NPI registry since
- 2014
The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is
Education and training
- 2014Registered with an NPI (national billing number; not a license date)
Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).
Specialties and state licenses
-
Pediatric Cardiology Physician primary
FL license ME153449 · CA license A138673 -
Pediatrics Physician
CA license A138673
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Payments from drug and device companies
In 2025, 5 companies reported 33 payments worth $6,482 in total to this clinician.
| Medtronic, Inc. | $3,337 |
|---|---|
| Merit Medical Systems Inc | $2,520 |
| Edwards Lifesciences Corporation | $502 |
| Abbott Laboratories | $95.85 |
| GE Healthcare | $27.03 |
| Travel and Lodging | $2,827 |
|---|---|
| Consulting Fee | $2,520 |
| Food and Beverage | $1,135 |
What the payments were for
| Company | What it was for | Amount |
|---|---|---|
| Merit Medical Systems Inc Jan 29, 2025 | Consulting Fee | $1,800 |
| Merit Medical Systems Inc Oct 8, 2025 | Consulting Fee | $720 |
| Medtronic, Inc. Jan 6, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Arlington, TX · in-kind | $710 |
| Edwards Lifesciences Corporation Oct 8, 2025 | Travel and Lodging EDWARDS SAPIEN 3 TRANSCATHETER HEART VALVE (THV) · Transcatheter Heart Valves · travel to Nashville, TN · in-kind | $502 |
| Medtronic, Inc. Oct 27, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Atlanta, GA · in-kind | $481 |
| Medtronic, Inc. Nov 20, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Atlanta, GA · in-kind | $269 |
| Medtronic, Inc. Feb 19, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Arlington, TX · in-kind | $249 |
| Medtronic, Inc. Feb 20, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Arlington, TX · in-kind | $249 |
| Medtronic, Inc. Mar 8, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Arlington, TX · in-kind | $68.63 |
| Medtronic, Inc. Mar 8, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Arlington, TX · in-kind | $60.84 |
All 16 payments other than meals, newest first
| Company | What it was for | Amount |
|---|---|---|
| Medtronic, Inc. Dec 8, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Atlanta, GA · in-kind | $57.25 |
| Medtronic, Inc. Nov 20, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Atlanta, GA · in-kind | $269 |
| Medtronic, Inc. Nov 20, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Atlanta, GA · in-kind | $50.46 |
| Medtronic, Inc. Oct 27, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Atlanta, GA · in-kind | $481 |
| Medtronic, Inc. Oct 27, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Atlanta, GA · in-kind | $35.07 |
| Merit Medical Systems Inc Oct 8, 2025 | Consulting Fee | $720 |
| Edwards Lifesciences Corporation Oct 8, 2025 | Travel and Lodging EDWARDS SAPIEN 3 TRANSCATHETER HEART VALVE (THV) · Transcatheter Heart Valves · travel to Nashville, TN · in-kind | $502 |
| Medtronic, Inc. Mar 8, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Arlington, TX · in-kind | $68.63 |
| Medtronic, Inc. Mar 8, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Arlington, TX · in-kind | $60.84 |
| Medtronic, Inc. Feb 20, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Arlington, TX · in-kind | $249 |
| Medtronic, Inc. Feb 20, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Arlington, TX · in-kind | $44.98 |
| Medtronic, Inc. Feb 19, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Arlington, TX · in-kind | $249 |
| Medtronic, Inc. Feb 19, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Arlington, TX · in-kind | $44.98 |
| Merit Medical Systems Inc Jan 29, 2025 | Consulting Fee | $1,800 |
| Medtronic, Inc. Jan 6, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Arlington, TX · in-kind | $710 |
| Medtronic, Inc. Jan 6, 2025 | Travel and Lodging HARMONY · Heart Valves · travel to Arlington, TX · in-kind | $4.68 |
Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.
From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.
Industry-funded research
Named as a principal investigator on 1 industry-funded study in 2025, from 1 company. The companies reported $38,895 in research payments for these studies, mostly to the institutions running them.
- PREEMIE: Study for Treatment of PDA in Premature Infants
Merit Medical Systems Inc
From CMS Open Payments research payments, where companies name up to five principal investigators per payment. Research payments usually go to hospitals, universities and research sites, not to the investigator personally. A payment is not evidence of wrongdoing.