Compassionate Care for Complex Immune Conditions
Whether you have questions about the consultation process, conditions we treat, or technical help before your visit, we’d love to hear from you. Use the form below and a member of our team will get back to you soon.
Conditions We Treat
We understand how overwhelming and isolating these conditions can feel — and we’re here to listen, investigate, and help you heal.
GAIN specializes in diagnosing and treating a wide range of immune-related conditions, including:
Food allergies & sensitivities (FPIES, EoE, MSPI, oral allergy syndrome, celiac, gluten sensitivity)
Hereditary Angioedema (HAE)
Mast Cell Activation Syndrome (MCAS)
POTS
Long COVID & vaccine injury
Chronic Fatigue Syndrom
Asthma, eczema, and hives
We're Listening.
Too often, patients with complex immune issues are dismissed or misunderstood. At GAIN, we take a different approach — one rooted in compassion, science, and belief in your lived experience.
We want to meet you where you are — and guide you to where you want to be.
Our mission is to listen deeply, investigate thoroughly, and create personalized care plans that offer real answers and lasting relief.
A New Approach to Your Health and Well-Being
Together, we will uncover the answers you've been searching for.
Ready to find the answers you've been searching for?
Together, we deep dive into your history to make a plan to restore your health.
A Global Leader in Food Allergies and Immune Health
Dr. Doug Jones is a globally recognized expert in food allergies, long COVID, and complex immune disorders. With decades of experience and a deep commitment to patient-centered care, he has helped lead the science behind conditions many providers still overlook.
But what truly sets Dr. Jones apart is how he listens. Every consultation begins with understanding your story — not just your symptoms — and crafting a plan that honors both cutting-edge science and your lived experience.
You’re not just a case here. You’re a person — and you’ll be treated like one.
Expert Care at Your Fingertips
GAIN is a global telehealth clinic, making it easy to access expert care from wherever you are.
Your Healing Journey Starts Here
Book your consultation with Dr. Doug Jones and discover the relief you deserve today.
.png)