COURSES, TOOLS AND VENTURES
Find my projects, courses and speaker collective in one place. Choose a project below to explore its purpose, services and next steps.
The work begins with a simple question: when the pressure is real, does this help people make a better decision?
THE VENTURES
Pick what fits you: work with me directly, use my free tools for patients and families, try the free tools for speakers and leaders, or follow my research ventures.
WORK WITH ME
Book me for your event, train your team on healthcare AI, or learn with me directly.
SPEAKERS COLLECTIVE
A DR GPT™ Labs Venture
A curated speakers collective for organizations looking for credible voices in healthcare, artificial intelligence, innovation, leadership, entrepreneurship, space, and human potential.
Explore Signal & StageHEALTHCARE AI LEARNING
Responsible healthcare AI learning for clinicians and leaders. Review the curriculum and enrollment details. This is a certificate of completion, not accredited CME.
Explore the certificateLIVE CLASS
A live two-hour Zoom class on Sunday, Nov 15. I walk you through building your first small software tool with AI. Built for physicians, open to anyone, no coding needed.
Reserve your seat →FOR SIGNAL & STAGE SPEAKERS
Invited members can share materials privately, receive feedback and access a 25% member discount on listed coaching and voice services.
Request an inviteInvitation and sign in required.
VOICE AND COMMUNICATION
A twelve week voice course and optional personal evaluations. Explore the training, compare review options and find the next step for your speaking voice.
Explore voice training and evaluationsBOOKS AND LEARNING
Find the Healthcare AI Certificate, The SAPIENT Year and published books. Each project has its own details, pricing and access.
Browse courses and programsMEMBERSHIP FOR SPEAKERS
My verified directory of open TEDx speaker calls, each linked straight to the organizer's own application page and rechecked on a schedule. Save calls, get reminders 7 days and 2 days before each deadline, and turn your idea into a TEDx-style outline with the Talk Builder. $19 a month or $149 a year.
Explore the directory →Independent research. Not affiliated with or endorsed by TED.
HEALTHCARE AI
Practical healthcare AI intelligence for clinicians, leaders, and organizations deciding where artificial intelligence belongs in the real work of care.
Explore DR GPT™FREE TOOLS FOR PATIENTS AND FAMILIES
Free guides and tools from my years in emergency medicine. None of them replace your own doctor, and in an emergency you should call 911.
Free tool · Live
Search more than 4,000 U.S. hospitals by ZIP code and compare published emergency department wait data. I built it with the 911 warning signs right on the page, so no one waits when they should call.
Find an ER near you →Not medical advice. In an emergency, call 911.
Independent guide · Live
What a micro hospital is, how it differs from a freestanding ER, and official locators for the major operators, with a Texas focus.
Read the guide →Not affiliated with any operator. Not medical advice.
Texas guide · Live
Freestanding ER, urgent care or hospital ER? I compare cost, staffing and what to expect, and explain your rights on an ER bill.
Help me choose →Not medical advice. In an emergency, call 911.
Patient guide · Live
Stayed the night but not admitted? I explain observation status, the Medicare MOON notice and the 3-day rule, with a printable list of questions to ask.
Get my question list →Not medical, legal or insurance advice.
Free tool · Live
A safe prompt builder for patients who ask AI about symptoms, lab results or medicines. It protects privacy and says when to skip AI and call 911.
Build a safe prompt →Not medical advice.
FREE FOR PATIENTS
If you cannot speak for yourself, your phone can. I built a free medical ID for your iPhone or Android lock screen: allergies, conditions and an emergency contact, readable without unlocking, plus a wallet card and sticker. Your information lives inside the QR code, not on a server.
Make your Medical ID →Not a medical device. In an emergency, call 911.
FREE TOOL + PRO
I built QR Medic as an ER physician who puts a QR code in front of every audience. Make free branded QR codes with your logo and colors, or a free medical ID wallet card. Pro adds editable codes you can change after printing, scan analytics and smart routing. Team adds bulk upload. Pro from $9 a month.
Make a free QR code →Not a medical device. In an emergency, call 911.
MEN'S HEALTH
Straight talk on men's health from an ER doctor. Build your screening checklist by age, learn the warning signs that mean call 911, and the longevity basics that add years. Check on your boys, starting with yourself.
Build my checkup list →Education, not medical advice. In an emergency, call 911.
For women · Live
For women starting over and mothers raising children alone, inspired by the single mother who raised me. A free reinvention plan, a win jar and help lines.
Build my reinvention plan →FREE TOOLS FOR SPEAKERS AND LEADERS
Free, no sign-up. Built from what I use on stage and teach in my workshops.
Free tool · Live
Score your readiness to reinvent your career in the AI era on five pillars, then get one next step that fits. Built on my books Success Reinvention and Pivot or Perish.
Take the scorecard →FREE TOOLS FOR SPEAKERS
The three-scan talk I use in every keynote: a QR code for the deck on slide one, the song near the close and booking on the last slide. Make all three as slide-ready images, then plan your pacing with the talk coach and rehearsal timer.
Build your speaker kit →Free. No account needed.
FREE FOR YOUNG ATHLETES
Mental toughness the safe way, for young athletes, parents and coaches. A free player report card that grades effort, attitude and bounce-back, a 10-second mistake reset with a breathing timer, and my ER safety guide for concussion, heat and the heart.
Make a player report card →Education, not medical advice. When in doubt, sit them out.
RESEARCH AND NEW VENTURES
Early-stage work in mental health access, daily AI briefings and new partnerships.
HUMAN PERFORMANCE
A developing platform focused on self-awareness, communication, and emotional readiness for the conversations and decisions that shape a life and career.
Visit InPsychNowDAILY PRACTICE
A year of daily reflections, questions and practical actions, with a course and books. Explore the program and current enrollment options.
Explore The SAPIENT YearIN DEVELOPMENT
DR GPT™ Labs continues to explore focused collaborations where clinical experience, responsible technology, and human performance meet.
Start a conversationIn medicine, the question is never whether a tool can produce an answer. The question is whether the answer holds up in the workflow, under pressure, and in the hands of the person responsible for the outcome.
DR GPT™ Labs applies that same standard to every venture. The goal is practical intelligence that helps people see clearly, communicate well, and act with accountability.
WHAT WE BUILD
Healthcare AI education, decision support, and advisory work shaped by how care actually happens.
Tools that support self-awareness, communication, emotional readiness, and stronger performance when the moment matters.
New ideas, partnerships, and platforms for navigating technology, leadership, and change with more clarity.
Good ideas are common. Useful ones survive contact with the people, workflows, and constraints they are meant to serve.
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We look for the point where better information, better communication, or better design can change what happens next.
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Clinical reality, human behavior, and implementation constraints shape the work from the beginning.
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The work must be clear enough to use, practical enough to trust, and strong enough to hold up when conditions are not ideal.
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The right ideas can become products, partnerships, education, and platforms that help more people make better decisions.
DR GPT™ Labs works with clinicians, founders, researchers, technologists, organizations, and partners working on problems that require both practical judgment and new thinking.
For a Signal & Stage inquiry, choose “Signal & Stage speaker inquiry” so we can route your message appropriately.
Privacy policyDR GPT™ Labs is a venture and collaboration platform founded by Harvey Castro, MD. Individual ventures may operate independently and may have their own terms, privacy practices, and service offerings.