A digital health agent, powered by an LLM and deployed within each hospital or clinic, provides personalized recovery support to discharged patients. These agents are privacy-preserving, autonomous, and continuously learning across institutions using Federated Learning.
Business Problem Being Solved
- Current Challenges:
- High readmission rates (especially for chronic conditions like heart disease, diabetes).
- Lack of personalized care after discharge, leading to complications.
- Patient non-adherence to medication or post-op care.
- Data silos and privacy regulations prevent hospitals from sharing patient records.
Value Delivered
- Personalized, continuous care improves outcomes and patient satisfaction.
- FL ensures collaborative learning without violating privacy (no raw data sharing).
- AI agents automate repetitive tasks (follow-ups, reminders), saving nurse/doctor time.
- Hospitals reduce readmission penalties, and clinics can offer premium digital services.
Technical Architechture

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Core Components:
- Local Agentic AI: An LLM-powered agent deployed in each hospital, acting as the digital health companion.
- LLMs: Fine-tuned models like OpenChat, LLaMA, or GPT variants (on private infrastructure).
- Prompt Engineering: Used to scaffold reasoning paths, guide conversation tone, and ensure medical safety.
- Federated Learning: Model updates (gradients, not patient data) shared across institutions for collective intelligence.
- Electronic Health Record (EHR) Integration: Pulls in clinical data with patient consent to contextualize recommendations.
- Mobile/Web App: Patient interface for interaction, alerts, vitals input, reminders.
Follow the steps below to set up and run the project locally:
- Create a Python virtual environment
python -m venv venv source venv/bin/activate # On Mac/Linux venv\Scripts\activate # On Windows
- Clone the repository
git clone https://github.com/ishant162/Agentic-AI-Personal-Health-Coach.git cd Agentic-AI-Personal-Health-Coach
- Install dependencies
pip install -r requirements.txt
- Create a .env file
Add your API key inside .env file in the project root:
OPENAI_API_KEY=your_openai_api_key_here # or GROQ_API_KEY=your_groq_api_key_here
- Run the app
streamlit run app.py
