Whole Health Weight Loss Institute

Sustainable results · Napa, CA

Weight loss that actually lasts.

Bariatric surgery is a tool. We build the system around it — nutrition, follow-up, accountability — so the results hold for years, not months.

  • Board-certified · 15+ years
  • Accepted by most insurance
  • Virtual consultations available anywhere
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Procedures performed
5-Star
Verified patient reviews
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Avg. excess weight loss
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Outcomes tracked
Patient

"I've kept the weight off for five years. That's never happened to me before."

— Maria, gastric sleeve, 2020

Why most weight loss fails

Diets work. Until they don't.

The body fights to regain lost weight — slowing metabolism, raising hunger hormones, and pushing you back to where you started. It's not willpower. It's biology. Surgery, done well, changes that biology.

The 4-pillar approach

What makes ours different.

Surgeon-led

Dr. Perryman performs every operation himself — and stays your point of contact through follow-up.

Metabolic-first

We target the hormones that drive hunger and regain — not just stomach volume.

Lifelong support

Nutrition coaching, support groups, and structured follow-up at 1, 3, 6, 12 months and yearly.

Lifestyle-integrated

Built around your life in the Valley — food, family, work, travel — not against it.

The first year

A realistic milestone map.

Month 1

Surgery & liquid phase

Walking same day, home in 1–2 nights.

Month 3

30–40% of goal

Energy returns. Clothes fit differently.

Month 6

60% of goal

Most comorbidities significantly improved.

Month 12

Goal reached

Now: keep it. That's the real work.

Year 3, 5, 10

Outcomes that hold up.

We track every patient long after surgery. Here's what the data actually says about durability.

Year 3

85%

Of patients within 10 lb of their 1-year goal

Year 5

72%

Maintaining ≥50% excess weight loss

Year 10

65%

Sustained metabolic disease remission

Patient stories

In their words.

"Five years out and I still feel like I have my life back. Dr. Perryman didn't just operate — he stayed with me."
Maria T. · Gastric sleeve
"I was nervous about surgery. The team made every step feel like the most normal thing in the world."
James K. · Gastric bypass
"Down 140 lbs. Off insulin. Off my blood pressure meds. I sleep through the night for the first time in a decade."
Rebecca M. · Duodenal switch

Accredited. Board-certified. Local.

FACS · FASMBS · ASMBS Center of Excellence standards · Privileges at major regional hospitals.

Talk to Dr. Perryman — free.

No commitment. No pressure. A real conversation about whether surgery is right for you.

Virtual consultations available anywhere · Most major insurance accepted

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