Daniel
Cham MD

From Reactive Billing to Deterministic Revenue

AI-powered revenue-cycle intelligence that helps physician-owned practices make better billing decisions before the claim is submitted.

Committed to Your Health

Daniel Cham, MD, MS  |  PhysicianThe Problem Didn't Start With the Claim.Dr. Daniel Cham is a physician-entrepreneur with experience spanning clinical medicine, biomedical research, advanced imaging, and medical practice operations.After years of working both inside healthcare and with the systems that support it, he saw a recurring pattern: the problems that surface in billing often begin much earlier—in documentation, coding, workflow, and the quality of information moving through the practice.A claim may be where the problem becomes visible. It isn't necessarily where the problem began.That insight led to OnnX, an AI-powered revenue-cycle platform built to move billing intelligence upstream—helping physician-owned practices identify potential problems earlier and make better decisions before the claim is submitted.From Reactive Billing to Deterministic Revenue.

AI-Driven Medical Billing Explained | Faster Reimbursements, Fewer Denials

Artificial intelligence is transforming medical billing—reducing claim errors, accelerating reimbursements, and improving cash flow for healthcare providers. This video explains how AI-driven medical billing works, why traditional billing fails, and how automation, intelligent claim submission, fraud detection, and EHR integration are reshaping healthcare operations.


Download Your Free Guide to Mastering Revenue Cycles

Join other independent clinic owners and learn how to transform your billing into a predictable revenue engine. Enter your details below to get instant access to the book.


Efficient Billing for Busy Physicians

Stop letting administrative friction drain your practice’s potential. This guide provides a streamlined framework designed specifically for busy physicians to reduce billing errors, accelerate reimbursements, and regain control over their revenue—without adding more staff or stress.



My latest books

Innovating at the Intersection of Medicine, Technology, and Thought Leadership

PET-CT: A Case-Based Approach

A masterclass in medical imaging, this textbook invites physicians into Dr. Cham’s world of precision medicine. With real-world case studies drawn from his experiences at the University of Southern California, the book offers practical, actionable insights on using PET-CT to diagnose and treat cancer. It serves as a crucial resource for clinicians navigating the nuanced pathways of cancer care.


Navigating Cancer: Integrating Spirituality into Comprehensive Care

In this deeply compassionate work, Dr. Cham explores the unseen dimensions of healing. He takes readers on a journey beyond medicine, highlighting the profound role that spirituality plays in cancer care. A must-read for both healthcare providers and patients, the book bridges the gap between physical treatment and emotional resilience, offering a holistic blueprint for navigating the cancer experience.


Janusian Thinking: Mastering Paradox for Success in an Uncertain World

In a time of unprecedented change, Dr. Cham’s Janusian Thinking offers a revolutionary mindset. By teaching readers how to embrace contradictions and use them as a fuel for creativity, this book equips entrepreneurs, innovators, and professionals to unlock their full potential. From navigating the uncertainties of business to making bold life decisions, this work arms readers with the tools to thrive in complexity.


Efficient Billing for Busy Physicians: How to Optimize Your Practice with Smart Solutions

A true guidebook for the modern medical practice, this work transforms the often-overlooked world of medical billing into a streamlined and profitable part of healthcare management. Dr. Cham lays out a roadmap to optimize practice efficiency with intelligent solutions—perfect for busy physicians looking to thrive in a data-driven era.