Harvey Castro, MD, MBA.

ChatGPT Healthcare Advisor • Physician with Executive MBA • AI in Healthcare Author Ex-CEO & Physician, aiding in AI's healthcare integration. Empowering physicians, patients, authoring the AI in healthcare revolution.

Confused on AI implementation? We help 👋 | Top AI Voice | Founder of Everyday AI, a Top 10 Tech Podcast | AI Strategist | AI Consultant | AI Keynote Speaker | Helping companies leverage GenAI

At 2 a.m. in the ER, I rely on seconds; soon I’ll depend on satellites. I’m Dr. Harvey Castro, the physician-futurist fusing AI, clinical data, and orbital sensors to predict illness before symptoms strike.

For 20 years, I treated crisis after it walked through the doors. Today I’m flipping that script: harnessing generative AI, ambient wearables, and space-borne imaging to keep patients out of the ER entirely.

Impact so far
• 40+ emergency departments using AI triage blueprints → 18 % faster door-to-doctor time  
• Tackling the $34 B fall-injury problem as Chief Medical AI Officer at Helpp.ai  
• Advisory work for the Singapore Ministry of Health & Texas Medical Association policy shaping for 21 million citizens  
• 4× TEDx & CES main-stage speaker; research cited in JAMA and MIT Tech Review  
• Co-architecting Phantom Space medical-payload program, turning lunar telemetry into oncology insights.

How can we work together
🔹 Bespoke AI-transformation projects let’s deploy tech that moves your company’s metrics.
🔹 Keynotes & board briefings on orbit-to-operating-room innovation  
🔹 Executive advisory retainers from proof-of-concept to FDA clearance

Ready to explore orbit-to-operating-room innovation?  
DM me here.

Let’s turn satellites, sensors, and software into healthier humans.

Chief Executive Officer

Medical Intelligence Ops, where we are pioneering the integration of Large Language Models (LLMs) into healthcare. Our physician-led team is committed to transforming patient care and hospital operations through intelligent solutions.

Building Digital Legacies: What Ancient Engineering Taught Me About #AI

Most healthcare AI systems won’t last 10 years.

Standing in front of #Petra, that realization hit me hard.

This structure was carved directly into stone more than 2,000 years ago.
No software updates.
No quarterly roadmaps.
No rush to deploy.

It wasn’t built for speed.
It was built to endure.

In healthcare AI, we’re in our own carving phase right now.

We’re shaping algorithms, data pipelines, and digital infrastructure that will define how medicine is practiced long after we’re gone.

But here’s the uncomfortable question:

Are we building for longevity or just for launch?

• Are our data foundations solid enough to evolve?
• Are ethics designed in, or patched on later?
• Will these systems still deserve trust when incentives change?

The Nabataeans understood something we rarely talk about in AI:

Alignment between builders, purpose, and consequences.

They thought about impact before carving the stone.

As we carve the future of healthcare AI,
what consequence do you think we’re most at risk of ignoring?

#AIinHealthcare #MedicalAI #DigitalHealth #Longevity #DrGPT

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Everyone keeps saying:

“Don’t worry, there’s a human in the loop.”

That phrase is becoming dangerously meaningless.

In theory, a human in the loop means:
A person understands what the AI is doing
Can intervene in time
And has real authority to stop it

In practice, here’s what it often means:
• The AI moves faster than human review
• The human rubber-stamps outputs they didn’t generate
• Oversight exists on paper, not in reality

Medicine has seen this before.

When alerts fire constantly, clinicians stop *seeing* them.
When systems feel reliable, supervision quietly erodes.
Not because people are careless because cognition is finite.

AI didn’t remove humans from the loop.
It **thinned the loop** until it became symbolic.

The uncomfortable question leaders need to ask:
Is your human actually supervising  or just absorbing liability?

Real oversight requires:
Time to understand decisions
Interfaces designed for comprehension, not speed
Clear moments where AI must pause and wait
And explicit ownership when things go wrong

If your AI can act faster than a human can meaningfully intervene,
you don’t have a human in the loop.

You have a **human on the receipt**.

The next phase of AI maturity won’t be about smarter models.
It will be about **honest governance**.
#DrGPT

AI won’t transform #healthcare by 2026.
#Trust will.

I’ve seen this future up close not in pitch decks, but in exam rooms, ER hallways, and hospital systems struggling to change.

The infographic you’re seeing captures the tension perfectly.

AI is advancing fast.
Healthcare systems… aren’t.

Here’s what I believe #2026 will actually look like:

What AI will get right
	•	Augmenting primary care where access is broken
	•	Expanding beyond imaging into cognitive specialties
	•	Reducing decision fatigue in complex, high-stakes care

What could hold it back
	•	Bureaucracy that moves slower than technology
	•	AI that adds cost instead of value
	•	Systems deployed without clinician or patient trust

As a physician, this part matters most to me:

AI that succeeds won’t feel like software.
It will feel like a quiet second set of eyes supportive, transparent, and accountable.

No replacement.
No hype.
Just better decisions, made together.

If we get trust right, AI scales care.
If we don’t, it becomes just another abandoned tool.

What would increase your #trust in healthcare AI right now?

(If you are at #CES this week reach out. I am here covering the advances at CES in medicine. )

Harvey Castro, MD, MBA.  
#DrGPT
#HealthcareAI #TrustInAI #DigitalHealth #FutureOfMedicine

The Era of the #DigitalTwin

This isn’t a chatbot update.
It’s the beginning of the patient digital twin.

OpenAI’s interactions are shifting.
Connect your labs. Link your records. Ask better questions. (ChatGPT health)

But that framing misses what’s actually happening.
For the first time, a mainstream AI is being positioned as a persistent health intelligence layer.

In medicine, we know the difference immediately.
Tools answer questions. Systems carry memory.
And memory is where healthcare changes.

When an AI can:
• Understand longitudinal lab trends
• Track medication changes over time
• Recall prior decisions, not just recent prompts
You’re no longer talking to software.
You’re interacting with a model of yourself.
That’s the definition of a digital twin.
Not a sci-fi replica. A living, updating representation of risk, physiology, and context.
But this is where the stakes rise.

When AI becomes longitudinal, three things matter more than accuracy:
1. Privacy architecture
2. Consent boundaries
3. Governance over "memory"
A stateless AI can be wrong and forgotten.

A stateful AI a digital twin must be accountable.

Here is the hard truth:

The future of healthcare AI isn’t about smarter answers. It’s about durable understanding.

A digital twin doesn’t replace your doctor. It remembers what the system forgets.

That’s powerful. And dangerous if done poorly.
Which is why I’m not just writing about this I’m building the guardrails for it.

Today, I’m sharing a physician-led initiative to ensure we set the rules that AI follows.

AI Assists. Licensed Humans Decide.
I am also currently developing my own Personal Digital Twin not just to test the tech, but to stress-test the ethics, the privacy, and the governance frameworks firsthand.

We cannot outsource the definition of "patient safety" to an algorithm.

Join the conversation on governance and human oversight here:

www.chatgpthealth.com

#DrGPT #DigitalTwin #HealthcareAI #PatientSafety #MedicalEthics #PhysicianLed

Open article: ChatGPT Health | AI Governance in Healthcare by chatgpthealth.com

ChatGPT Health | AI Governance in Healthcare

Your brain already has a bartender.
Most of us let urgency decide what gets poured.

In healthcare, leadership, and tech, I see the same pattern repeat:

The Devil’s Cocktail.

• Fast #dopamine constant alerts, scrolling, artificial urgency

• Chronic #cortisol always “on,” never fully recovered

• Short-term output that quietly erodes judgment and health

It looks like productivity.
It often ends in burnout.

There’s another option one grounded in biology, not motivation.

I call it the Angel’s Cocktail.

• Slow dopamine → exercise, learning, building things that compound
• #Oxytocin → trust, presence, real human connection
• #Serotonin → sunlight, nutrition, gratitude, stability

#Burnout isn’t a willpower problem.
It’s an environment problem.

And #AI is now part of that environment.

Used well, AI removes friction, restores time, and lowers cognitive load.
Used poorly, it adds surveillance, alerts, and another layer of “always on.”

Same technology.
Very different neurochemical outcome.

As an ER physician, I see what happens when we ignore this long enough.
As someone working at the edge of AI and medicine, I’m reminded that humans still run on biology and it matters.

High performance isn’t about grinding harder.
It’s about designing systems including AI that respect how the human brain actually works.

Before the day runs you,
before the tech runs you 

What are you choosing to pour?

Source & inspiration: High on Life by David JP Phillips  

— Harvey Castro, MD (DrGPT)
Chief AI Officer, Phantom Space
Disclaimer: Educational content only. Not intended as medical advice or individual diagnosis.

#Leadership #PhysicianBurnout #HealthcareAI #Neurochemistry #HumanCenteredAI #Longevity #FutureOfHealth #DrGPT

#AI didn’t just answer a question this week.
It took responsibility.

That may sound subtle. It isn’t.

For years, we’ve told ourselves AI was “just a tool.”
Helpful. Assistive. Advisory.

Then Claude was given a task:
Keep a living system alive.

No prompts.
No daily instructions.
No human hovering.

Claude monitored soil moisture from multiple probes.
It analyzed light exposure.
It adjusted temperature, humidity, CO₂.
It decided on its own when to water, how much to water, and when to wait.

A tomato plant named Sol is now alive because an AI system exercised judgment.

That’s not a demo.
That’s a boundary crossing.

In medicine, we recognize this moment instantly.

This is the same transition we saw when clinical decision support moved from “suggesting” to “executing.”
When autopilot went from assisting pilots to flying planes.
When order sets stopped advising clinicians and started shaping outcomes.

Here’s the uncomfortable truth healthcare learned the hard way:

AI doesn’t eliminate risk.
It relocates it.

Once a system acts, responsibility doesn’t disappear it concentrates.

And that’s where healthcare becomes the blueprint for every other industry.

We already know what happens when autonomy arrives:
• You need escalation paths, not just accuracy metrics
• You need accountability models, not just performance charts
• You need governance before failure, not after harm

This is why healthcare AI will never be “move fast and break things.”

A broken interface is annoying.
A broken clinical action is irreversible.

What Claude did with a tomato plant is charming.
What it previews for healthcare is profound.

Because the next systems won’t be watering plants.

They’ll be:
• Adjusting insulin delivery
• Titrating ventilator settings
• Prioritizing patient outreach
• Managing chronic disease workflows at scale

And when that happens, the real question won’t be:
“Is the AI smart enough?”

It will be:
“Who is accountable when the system decides?”

Here’s the line I want leaders to sit with:

Autonomy isn’t about intelligence.
It’s about responsibility.

Or put more bluntly:

What seems autonomous often just hides the author.

Healthcare has already lived through AI’s future.
The rest of the world is just arriving.

So I’ll ask the question most organizations are avoiding:

When your AI acts without asking 
who signs the chart?

#DrGPT #AI #HealthcareAI #AutonomousSystems #PatientSafety #MedicalEthics

#POWER × #INTEGRITY Part 2 of 5
People don’t move on truth alone.

Power rarely announces itself as force.

More often, it shows up as incentives, fear, identity, and timing.

The next set of laws exposes a hard truth:
People don’t act because something is right.
They act because it aligns with self-interest or survival.

This matters deeply in healthcare and AI.

You can design the safest system imaginable 
and still fail if you ignore who feels threatened, sidelined, or exposed.

Ethical leadership isn’t naïve.
It’s perceptive.

Good intentions don’t override human nature.
Good design accounts for it.

This is Part 2 of a 5-part series.
If you missed Part 1, it’s on my profile. More coming tomorrow.

#Leadership #AIinHealthcare #StrategicThinking #ResponsibleAI #PowerAndIntegrity #DrGPT

We are incredibly excited to have Harvey Castro, MD, MBA. joining us as a speaker at the Digital Health & AI Innovation Summit (DHAI).

#DHAI2026 brings together leading voices from across Providers, Health Systems, Biotech,  MedTech, Pharma, Biomedical Science, and Venture Capital, alongside the Payers and Policy Makers who shape our industry.

REGISTER HERE: 🔗 https://lnkd.in/ebHYyH_z 

👉What to expect at #DHAI2026:

🍪 𝔹𝕖𝕪𝕠𝕟𝕕 𝕥𝕙𝕖 "ℂ𝕠𝕠𝕜𝕚𝕖-ℂ𝕦𝕥𝕥𝕖𝕣" ℂ𝕠𝕟𝕗𝕖𝕣𝕖𝕟𝕔𝕖: DHAI is built on fresh perspectives, provocative discussions, including Algorithm Malpractice, AI Agents as Doctors, and Human-AI Disagreements.

🚀ℙ𝕚𝕠𝕟𝕖𝕖𝕣𝕚𝕟𝕘 𝕋𝕖𝕔𝕙 𝕊𝕠𝕝𝕦𝕥𝕚𝕠𝕟𝕤: Experience live, high-stakes demos of emerging technologies before they hit the broader market.

🎤𝟙𝟝𝟘+ 𝕋𝕣𝕒𝕚𝕝𝕓𝕝𝕒𝕫𝕖𝕣 𝕊𝕡𝕖𝕒𝕜𝕖𝕣𝕤: A hand-picked, powerful lineup of the industry’s most provocative voices—experts who are not only deeply knowledgeable but also inspiring and engaging to watch on stage.

🏨𝔸 ℙ𝕣𝕖𝕞𝕚𝕖𝕣 ℕ𝕖𝕨 ℍ𝕠𝕞𝕖: We are moving to the Omni Boston Hotel at the Seaport. This isn't just a larger space; it’s a world-class, luxury setting in the heart of Boston’s most innovative district, specifically designed to foster high-level networking and deal-making.

🎖️𝔸 ℂ𝕠𝕞𝕡𝕖𝕥𝕚𝕥𝕚𝕧𝕖 𝔼𝕕𝕘𝕖: Gain the strategic insights and latest trends necessary to lead in Health AI and secure your competitive advantage.

🫶See you in Boston!

#FutureofHealth #DigitalHealth #AIinHealthcare #MedicalAI #HealthVentures #FutureOfHealth #GenerativeAI #ChatGPTHealthcare #EmergencyMedicine

#Burnout doesn’t come from failure.
It comes from misalignment.

I see it constantly.

People who look successful on paper
but feel depleted in real life.

Clinicians.
Leaders.
High performers who did “everything right” and still feel off.

That tension is why I built the Born to Win Framework.

Not as motivation.
But as a way to succeed without sacrificing your health or your humanity.

Here’s what most goal-setting systems miss:

You don’t burn out from working too hard.
You burn out from living out of balance.

What this framework is really about:

• Character is the frame
When values crack, everything eventually collapses.

• Balance is the engine
If health, family, or inner life is neglected, momentum disappears.

• Vision gives direction
Effort without clarity drains energy instead of creating progress.

• Goals connect action to meaning
Motion alone isn’t success. Purposeful motion is.

And this part took me years to learn:

Success isn’t something you achieve once.
It’s something you maintain.

Daily.
Through will, skill, and intentional refill.

That’s why service sits at the center of it all.

When your growth helps others grow,
success becomes sustainable.

If you paused for a moment and were honest.
which part of your life needs realignment right now?

#HealthcareLeadership  
#PhysicianWellbeing  
#PurposeDriven  
#HighTechHighHeart  
#LeadershipDevelopment

#POWER × #INTEGRITY: Part 5 of 5
Power isn’t the problem. Blindness is.

This week I shared a reflection on The 48 Laws of Power.

Not as tactics.
Not as manipulation.
But as forces already shaping leadership, healthcare, and AI.

Here’s the synthesis:

Power is inevitable.
Integrity is optional and that’s the risk.

Power without integrity becomes dangerous.
Integrity without power becomes ineffective.

The leaders we trust don’t deny power.
They discipline it.

They understand the system 
so the system doesn’t quietly control them.

Understanding power isn’t corruption.
It’s responsibility.

If you found this series useful, share it with your team.
I’ll be building next on AI autonomy, governance, and trust at scale.

#Leadership #AIinHealthcare #ResponsibleAI #Governance #PowerAndIntegrity #DrGPT

One leadership lesson I’m carrying forward as DrGPT:

Your story isn’t a distraction from strategy.
It is the strategy.

I’ve been reflecting on insights from @tazhart on YouTube, and this one landed hard—especially for leaders in medicine, AI, and high-stakes systems.

Here’s the truth many leaders miss:

• The story you hesitate to share is often the one that creates trust
• Data informs, but story mobilizes
• Without connection, leadership falls flat—no matter how smart the plan

There’s real science behind this.
Character-driven stories trigger oxytocin (trust), dopamine (focus), and endorphins (connection).
Storytelling doesn’t just persuade—it changes biology.

What stood out most:

Storytelling doesn’t need to be long.
It just needs to be yours.

A simple framework I’m keeping:
• Set the scene
• Share the shift
• Offer the spark

In healthcare and AI, we talk endlessly about strategy, models, and systems.
But people don’t follow frameworks.
They follow humans.

Your story is the one leadership asset no one else can replicate.
And in the next era of leadership, that may matter more than ever.

Credit: @tazhart (YouTube)

#DrGPT #Leadership #Storytelling #AuthenticLeadership #AILeadership #HealthcareLeadership #HumanCenteredAI #ExecutivePresence #Trust #Communication #FutureOfWork

#POWER × #INTEGRITY: Part 3 of 5
How you show up is part of the system.

Power isn’t only external.

It’s expressed through identity, restraint, consistency, and emotional control.

These laws remind us that #credibility is not declared it’s #perceived.

In healthcare and emerging technology:
overconfidence erodes trust,
performative certainty raises suspicion,
loud authority ages poorly.

True leadership feels steady, not frantic.

Authority doesn’t rush.
It reassures.

Integrity shows up not in perfection,
but in how calmly someone carries responsibility.

This is Part 3 of a 5-part series.

Follow for Part 4 tomorrow and share with someone leading under pressure.

#Leadership #Trust #HealthcareLeadership #ResponsibleAI #PowerAndIntegrity #DrGPT

Dr Zakia Salod is a multi-award-winning, multifaceted professional, and born artist from South Africa, with a background in programming, data analysis, business intelligence, medical informatics, and Artificial Intelligence (AI). Her primary focus and passion lie in the medical field, particularly at the intersection of healthcare and technology, with a strong interest in medical AI.

Dr Zakia holds a PhD in Public Health, where her thesis explored the integration of reverse vaccinology with AI. Her Masters in Medical Science (Medical Informatics) focused on developing machine learning models for breast cancer prediction, and her BCom Honours dissertation examined students' motivation in Information Technology using a multidisciplinary approach grounded in psychology. She also holds a BSc in Computer Science and Information Technology.

Dr Zakia’s professional experience spans both corporate and academic sectors, including significant work on the Momentum Medical Aid System. She has also contributed to the legal and agricultural fields, reflecting her adaptability across industries.

Her achievements include being a Top 21 finalist for the Top Outstanding Young Persons (TOYP) of South Africa by the JCI in 2021, winning Professional Achiever of the Year in South Africa 2019 by the Minara Chamber of Commerce, and being named one of the Top 15 Young Geeks in South Africa by Geekulcha in 2019. These accolades highlight her leadership and excellence across various fields.

In addition to her technical expertise, Dr Zakia is a born artist, having won numerous art competitions, including two regional art competitions by the age of 13. She combines her artistic talents with her philanthropy, leading initiatives in both areas.

Dr Zakia is a natural leader and thrives in Agile environments, excelling in individual and team roles. Her multidisciplinary expertise across technology, healthcare, research, and art, paired with her research and writing skills, makes her well-suited for roles requiring innovation, ethical leadership, and cross-functional collaboration, especially in medical AI and healthcare.

Zakia's drive is rooted in her higher calling to serve humanity through the medical field. She views this as her divine mission from The Almighty—leveraging her expertise in medical AI to improve healthcare and save lives. As the Qur’an reminds us: "And whoever saves one [life] – it is as if he had saved mankind entirely." (Surah Al-Ma'idah, 5:32)

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