From Excel to Python: When Your Spreadsheet Becomes a Liability
Excel is often the right first move for a physician-builder. The problem begins when clinical logic stays trapped in a container that can no longer safely hold it.
· 8 min read
Official Site · Physician-Developer Journal
Doctors Who Code
The official site of Chukwuma Onyeije, MD, FACOG.
Doctors Who Code is where I write as an Atlanta maternal-fetal medicine specialist and physician-developer building AI tools, clinical documentation systems, and physician-led software.
If you searched for Chukwuma Onyeije MD, Doctors Who Code, or physician-builder essays on AI in medicine, you are in the right place.
Clinical Work
Maternal-Fetal Medicine at Atlanta Perinatal Associates
Builder Focus
AI, documentation, interoperability, and bedside tools
Physician-Developer
AI in Medicine
Maternal-Fetal Medicine
Clinical Workflow
FHIR
Python
TypeScript
Clinical Documentation
Interoperability
Medical Billing
OpenMFM
Bedside Tools
158
Published Essays
419
Recurring Topics
MFM
Clinical Specialty
ATL
Clinical Base
Start Here
Three ways into the site
Start with the official profile, the core argument, or a real physician-built project.
Official Profile
Start with Dr. Chukwuma Onyeije
See the clinical background, public identity, current projects, and the case for physician-built software.
Read the profile →Core Argument
Why physicians should build
Read the thesis behind Doctors Who Code: doctors should not only use medical technology. They should help author it.
Read the essay →Builder Work
See a real physician-built tool
Follow the path from clinical protocol to bedside software in a concrete build teardown.
See the build →Recent Posts
All posts → 
Why Your Clinical Calculator Needs Tests
A clinical calculator is not safer because it is written in code. It becomes safer when its expected behavior is explicit, checked, and protected from silent drift.
· 8 min read
RAG Is the Bridge Between Medical Knowledge and Medical Practice
Clinical AI earns workflow trust only when its answers are grounded in current, local, auditable knowledge. Retrieval is not a feature. It is infrastructure.
· 9 min read
You Are Still Prompting. You Should Be Building Agents.
Prompting has a ceiling. Once you hit it, you are coordinating every step manually while the AI handles individual tasks. Here is the framework and three live workflows I use to cross that line.
· 11 min read
Burnout Is Not From Working Too Hard. It Is From Working on the Wrong Things.
For physician-developers, burnout often comes from low-value technical friction. The answer is not more endurance. It is better delegation to systems, automation, and agents.
· 7 min read
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Follow the topics that define the work
About the Author
Chukwuma Onyeije, MD, FACOG
I am a maternal-fetal medicine specialist at Atlanta Perinatal Associates and a physician-developer building AI-powered clinical tools because physicians with domain expertise build better healthcare technology than distant vendors ever will.
I founded CodeCraftMD for physician-led AI documentation and billing systems, and OpenMFM.org for open-source maternal-fetal medicine education.
About Chukwuma Onyeije, MD, FACOG →Official Site
DoctorsWhoCode.blog
Specialty
MFM / High-Risk OB
Credential
MD, FACOG
Project
CodeCraftMD
Project
OpenMFM.org