Featured team story
Why I joined Baba as its first hire
Hi! I'm Danielle, and I was the first hire and founding engineer at Baba.
Written by Danielle Fang · 7 min read
The Answers You Need
Trusted healthcare guidance from advocates who navigate it every day.
Updates and perspectives from the people building and delivering better care.
News and team stories
News from Baba
Baba Appoints Former Mount Sinai Executive Director to Lead Clinical Operations
Written by Baba · 2 min read
Latest from Baba
Company news, team perspectives, and ideas shaping better care.
Top healthcare articles
When a claim is denied
How to appeal a Medicare prior authorization denial: 5 steps that win more than 8 out of 10 times
Reviewed for accuracy by Alexis Engdahl, RN, BSN
Written by Baba · 14 min read
What Medicare covers
Does Medicare cover CPAP machines? Coverage, compliance, and how to keep it
Reviewed for accuracy by Kevin Valencia, MPH
Written by Baba · 9 min read
Working with an advocate
How to hire a patient advocate: types, cost, and how to get started (2026)
Reviewed for accuracy by Marci Sheffler
Written by Baba · 7 min read
Our process
Our editorial standards
Healthcare answers should be clear, current, and trustworthy. Every Baba guide is researched and written using primary sources, then reviewed for accuracy by an experienced patient advocate.
See our processIntegrity
We rely on primary sources and clearly separate verified facts from general guidance.
Accuracy
Qualified experts review every guide and we refresh it when coverage rules change.
Empathy
We explain difficult healthcare decisions plainly, compassionately, and without judgment.
When a claim is denied
When a claim is denied
Medicare prior authorization in 2026: what it is, when it applies, and your appeal rights
Reviewed for accuracy by Alexis Engdahl, RN, BSN
Written by Baba
15 min read
When a claim is denied
How to Appeal a Medicare Coverage or Payment Denial
Reviewed for accuracy by Alexis Engdahl, RN, BSN
Written by Baba
16 min read
Working with an advocate
Working with an advocate
What Is a Medicare Patient Advocate? (And When You Need One)
Reviewed for accuracy by Marci Sheffler
Written by Baba
11 min read