What does primary care look like when you combine traditional medicine, functional medicine, hormone optimization, cardiovascular prevention, and longevity medicine under one roof?
In this conversation, I sit down with Dr. Manuel Salvadori, Biologo Nutrizionista, for a fascinating Italian-American discussion about what we do at Iron Direct Primary Care in Melbourne, Florida—and why our model looks so different from conventional healthcare in both the United States and Italy.We start with the basics:
What is a Physician Associate (PA-C)?
What is Direct Primary Care? And how can a primary care practice spend 60–90 minutes with a new patient instead of trying to solve complex problems in a seven-minute visit?
From there, the conversation goes much deeper.
We discuss:• How Iron DPC combines primary care + functional medicine + anti-aging/longevity medicine
• Why prevention should be built into primary care rather than treated as a separate specialty
• Hormone replacement therapy and the differences between replacement, optimization, and abuse
• Estradiol, progesterone, testosterone, menopause, muscle loss and healthy aging
• Why simple interventions—diet, exercise, sleep, appropriate medications and hormone management—often matter more than exotic biohacks
• My evolving view of biohacking and why constant optimization can become counterproductive
• Peptides, NAD, mitochondrial medicine and when we actually use them• Cold plunge, sauna, red-light therapy, exercise and recovery at Iron DPC
• Why I increasingly favor a little “Euromaxxing”: coffee, conversation, slower living and enjoying life
• The economics of Direct Primary Care and why patients pay a predictable monthly membership rather than paying us every time they need care
• Major differences between the American and Italian healthcare systems
• And our somewhat ambitious proposal: could Italy eventually develop its own version of the Physician Associate model with Functional Medicine combined?
One of the central ideas behind Iron Direct Primary Care is simple:Primary care should not just manage disease after it appears. It should actively work to preserve health, function, muscle, metabolic health and cardiovascular health for decades.
That means treating the knee injury that walks in today—but also thinking about the patient's cholesterol, hormones, exercise, sleep, nutrition and long-term risk.
Medicine does not have to exist in silos. This was one of my favorite international conversations because Manuel approaches these subjects from an Italian nutrition and functional-medicine perspective, while I approach them from everyday clinical practice in the United States.🇺🇸
Conversation recorded in Italian🇮🇹 with English subtitles available
Learn more about Iron Direct Primary Care on Instagram and YouTube or at ironDPC.com
For healthcare professionals interested in my complete course on hormone and anti-aging medicine: HRTPCP.com
Stefan Hartmann, PA-C
CEO, Iron Direct Primary Care Melbourne, Florida
This discussion is for educational purposes only and is not individualized medical advice.
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