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Erik Petersen, DO

Petersen's Playbook

Erik Petersen, DO

Co-Founder & Chief Executive Officer, FirstCall Performance Medicine

Board-certified in Internal Medicine (ABIM).

Erik Petersen is board-certified in Internal Medicine (ABIM) and brings more than 20 years of emergency medicine clinical experience. He founded The Measured Athlete to give young athletes physician-built, measured care. He is a former collegiate All-American football player at Northwest Missouri State.

Former collegiate All-American football player, Northwest Missouri State.

Articles

Petersen's Playbook

Sleep Is the Cheapest Performance Gain Your Athlete Is Skipping

September 28, 2026Petersen's Playbook

Creatine for the High-School Athlete: What the Evidence Actually Says

July 15, 2026