For patients
Care you can start today
Fifteen minutes a day for six weeks, from home, with no appointment or prescription.
Start free assessmentNerva by Mindset Health
About Nerva
Nerva is a virtual GI care program for IBS and other functional GI conditions. It uses AI to deliver personalized brain-gut behavioral care and dietary guidance at scale, without requiring an appointment.
- 300,000+
- people supported1
- 20,000+
- clinicians have referred patients worldwide1
- 4.6 ★
- from 32,556 App Store ratings1
- 2019
- founded in Melbourne
What Nerva does
One program, three ways in.
For clinicians
Refer in under 30 seconds
Give patients brain-gut care without adding to anyone's waiting list.
Nerva for cliniciansFor health plans and employers
Pay for outcomes
Offer Nerva to members and employees, with fees tied to symptom improvement.
Work with NervaHow Nerva works
AI tailors pre-authored education to member preferences and selected focus areas; therapy, triage and the protocol remain clinician-governed.
Start your program
A short assessment checks Nerva is right for you, then your six-week program begins.
Practice daily
One 15-minute audio session a day, at home, with a quick check-in after.
See it work
Track symptoms week by week on validated measures, and keep access after week six.
Take your life back
Dinner out without the what-ifs, and plans that don't start with finding the nearest bathroom.
What makes Nerva different
Tested in its own randomized trial
244 adults with IBS, Nerva vs an active control. Results were maintained at six months.2
Independent assessment
“Within the evidence reviewed, Nerva presented the strongest overall evidence for improving IBS symptoms.”
Peterson Health Technology Institute, March 20263
No appointment or prescription
People start from their phone the same day, so one program can reach a whole population.
Payers pay for outcomes
Fees are tied to symptom improvement, not a flat fee per member per month.
Guided by specialists
A 15-member clinical advisory board of gastroenterologists, psychologists and dietitians.
Who uses Nerva
- Adults with IBS
- Adults with functional GI conditions
- US adults 65+
- Gastroenterologists
- Primary care clinicians
- Dietitians
- Commercial health plans
- Medicare Advantage plans
- Self-insured employers
- Brokers and benefits consultants
The team behind Nerva
Brothers Alex and Chris Naoumidis founded Mindset Health in Melbourne in 2019 to make hypnotherapy-based programs people can use at home. Nerva is its gut-brain program, built with Dr. Simone Peters. The team works from Melbourne and New York.
Alex Naoumidis
Co-founder and Co-CEO
Chris Naoumidis
Co-founder and Co-CEO
Dr. Simone Peters
Content founder, researcher in gut-directed hypnotherapy
Clinical advisory board
Gastroenterologists, psychologists and dietitians from Michigan Medicine, UCLA, Stanford, Mass General, Cedars-Sinai and other centers advise on the program.
Dr. Brooks D. Cash, MD, FACG
Chief of Gastroenterology, Hepatology, and Nutrition at The University of Texas Health Science Center at Houston
Dr. Lin Chang, MD, FACG
Vice Chief, Division of Digestive Diseases at UCLA; Program Director GI Fellowship, and Co-Director, Center for Neurobiology of Stress and Resilience
Dr. William D. Chey, MD, FACG
Professor of Gastroenterology and Nutrition Sciences at Michigan Medicine; Chief of Gastroenterology & Hepatology, and president elect (2026) of the American College of Gastroenterology
Dr. Megan Riehl, PsyD, AGAF
Clinical Associate Professor in Clinical Psychology, Health Psychologist and Clinical Director of the GI Behavioral Health Program at Michigan Medicine
Dr. Kyle Staller, MD, MPH
Director, GI Motility Laboratory at Mass General Assistant Professor of Medicine at Harvard Medical School
Dr. Leila Neshatian
GI Program Director, Neuro-Gastroenterology Fellowship, Stanford; Director, Neurogastroenterology and Motility and GI Director, Pelvic Health Center
Prof. Peter Gibson
Professor of Gastroenterology at Monash University, widely known for co-developing the low-FODMAP diet and leading luminal GI research in Australia
Nancee Jaffe MS, RDN
Founder, UCLA Division of Digestive Diseases GI Nutrition Program
Dr. Justin Brandler
Neurogastroenterologist at Virginia Mason Franciscan Health
Amy Stewart, NP
Lead APP at Capital Digestive Care specializing in IBD & IBS
Prof. Spenser Dorn, MD, MPH, MHA
Professor of Medicine & Vice Chair, Care Innovation at UNC, expert in how artificial intelligence is redesigning speciality care
Assoc. Prof. Emma Halmos
Associate Professor of gastroenterology research and senior research dietitian at Monash University, Alfred Health
Dr. Mark Salvatore, MD, MS
Founder and Clinical Director, Pediatric Mind-Body Medicine Program at Mass General Brigham for Children. Assistant Professor of Pediatrics, Harvard Medical School. Associate in Pediatrics, Division of Pediatric Gastroenterology & Nutrition
Prof. Brennan Spiegel, MD, MSHS
Director of Health Services Research for Cedars-Sinai, Director of the Cedars-Sinai Master's Degree Program in Health Delivery Science, and the George and Dorothy Gourrich Chair in Digital Health Ethics
Key facts
- Company
- Nerva, by Mindset Health
- Type
- Virtual GI care program
- Founded
- 2019
- Founders
- Alex Naoumidis and Chris Naoumidis
- Headquarters
- Melbourne, Australia and New York, USA
- Legal entities
- Mindset Health Pty Ltd (Australia); Mindset Health, Inc. (US)
- Core offering
- Nerva is a virtual GI care program for IBS and other functional GI conditions. It uses AI to deliver personalized brain-gut behavioral care and dietary guidance at scale, without requiring an appointment.
- Pricing
- $199 a year, with a 7-day free trial. A referral from a clinician brings it to $149.25. Health plans and employers: fees tied to symptom improvement.
- Terms
- Annual subscription, 42-day money-back guarantee
- People supported
- 300,000+
- Referring clinicians
- 20,000+ worldwide, 8,000+ in the US
- App rating
- 4.6 from 32,556 App Store ratings
- Published studies
- 17, including a randomized controlled trial
- Independent assessment
- Peterson Health Technology Institute, March 2026
- Services
- Six-week program; clinician referral and directory; health plan, Medicare Advantage and employer programs
- Contact
- faq.nervaibs.com · media@mindsethealth.com
- Website
- nervahealth.com
Frequently asked questions
Who is behind Nerva?
Nerva is made by Mindset Health, founded in 2019 by brothers Alex and Chris Naoumidis and based in Melbourne and New York. The program was built with Dr. Simone Peters, a researcher in gut-directed hypnotherapy, and is guided by a clinical advisory board.
How much does Nerva cost?
$199 a year, with a 7-day free trial. A referral from a clinician brings it to $149.25. It comes with a 42-day money-back guarantee.
Do I need a referral to use Nerva?
No. Anyone can start with a short assessment. A referral from a clinician brings the annual price from $199 to $149.25.
Is Nerva covered by insurance?
Some health plans and employers offer Nerva to their members. Nerva is also HSA/FSA eligible, and US adults aged 65 and older may be able to access it at no cost, with eligibility screened during sign-up.
How do clinicians refer someone?
From the clinicians page, a referral takes under 30 seconds. The person receives a link, completes a short assessment and starts the six-week program from their phone.
What evidence supports Nerva?
Nerva is backed by 17 published studies, including a peer-reviewed randomized controlled trial of the program itself. The Peterson Health Technology Institute's 2026 assessment found that, within the evidence it reviewed, Nerva presented the strongest overall evidence for improving IBS symptoms.
How do health plans and employers work with Nerva?
It starts with a call with a founder and a claims analysis of your population. Fees are tied to symptom improvement among enrolled members, with thresholds agreed before launch, and reporting is HIPAA-compliant.
How does Nerva use AI?
AI tailors pre-authored education to member preferences and selected focus areas; therapy, triage and the protocol remain clinician-governed.
Find your way into Nerva
- People supported and referring clinicians are internal Nerva platform figures, September 2026. App rating is the worldwide App Store rating as of 2026-09-06.
- Anderson EJ, Peters SL, Gibson PR, Halmos EP (2025). Comparison of digitally delivered gut-directed hypnotherapy program with an active control for IBS. Am J Gastroenterol 120(2):440–448. https://doi.org/10.14309/ajg.0000000000002921
- Peterson Health Technology Institute. Virtual Gastrointestinal Care Solutions Assessment. March 2026.