Johnattan García Ruiz

US public health data

Two studies built entirely from public US data, each with its code, outputs and independent review reports in the same repository.

County health atlas

Expected vs Observed

A US county health atlas that sets measured outcomes (deaths, Medicare claims, Census disability) against what each county's demographics predict, and tests what CDC PLACES adds.

Open the atlas → Pharmaceutical policy

Medicare's first negotiated drug prices

The first year of Medicare drug price negotiation: Part D spending, list prices, pharmacy acquisition cost and plan prices, with pre-registered predictions for 2027.

Read the study →