Next Health, Chestnut Hill
Next Health is a health-optimization center in Chestnut Hill combining functional biomarker testing with physician-guided programs. Its menu spans hormone and weight optimization, executive physicals, and wellness technologies including cryotherapy, hyperbaric oxygen and therapeutic plasma exchange. Care runs as a membership with a-la-carte services. People come here to explore advanced and emerging care.
The care team
Every clinician the operator publishes by name, with their role exactly as the operator states it.
Next Health publishes no named clinician for this location. The two clinicians it names on its About page are published for the company, and Nathan Byrnes, APNP, is published as Head of Medical for Nashville.
Across Next Health

Dr. Darshan Shah
Described by the company as a surgeon
Published qualificationsThe About page describes him as 'Founder & CEO of Next Health, surgeon, and host of the EXTEND Podcast' and credits him with 'over two decades of medical expertise'.

Kevin Peake
Published qualificationsNamed as a co-founder in the company story.
Published by Next Health at organisation level · source ↗
Care at Next Health, Chestnut Hill
What people come here for, the kinds of care Next Health, Chestnut Hill offers, and its specific tests and services.
What people come here for
Kinds of care
Tests and services
- Blood-filtration therapy
- Blood filtered outside the body and reinfused.
- Cryotherapy
- Brief extreme cold exposure for recovery and inflammation.
- Environmental toxin panels
- Tests for heavy metals and pollutants.
- Executive physical
- An in-depth exam compressed into 1–2 days.
- Hyperbaric oxygen
- Pressurized oxygen sessions marketed for healing and longevity.
- IV vitamin therapy
- Vitamin and fluid infusions marketed for energy and recovery.
- Micronutrient testing
- Measures vitamin and mineral levels, some inside the cell rather than in serum.
- NAD+ therapy
- Infusions or shots of a cellular-energy cofactor.
- Ozone therapy
- Blood treated with ozone gas and reinfused, marketed for a range of conditions.
- Therapeutic plasma exchange
- Filters and replaces blood plasma, marketed for longevity and “detox”.
- Vitamin & lipotropic injections
- Quick shots of B12, glutathione and fat-metabolism compounds.
More care this clinic lists, in its own words.
Practical information
Confirm anything time-sensitive directly with the clinic before your visit.
- Manhattan, New York City
- West Hollywood, Los Angeles
- Westside, Los Angeles
- San Fernando Valley, Los Angeles
- Bellevue, Seattle-Bellevue
- Glendale (Peoria), Phoenix-Scottsdale
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About this profile and its sources
4 sources
Everything on this page is what the clinic publishes about itself, gathered from the pages linked below and put in one place, in plain English. Where a fact comes from somewhere else, it is named beside that fact.