Internal Medicine
Amethyst Marie Aguero, DO
Internal Medicine practising in El Cajon, CA. Always confirm this doctor accepts your specific plan before booking — directories are frequently out of date.
Before you book
Confirm coverage first
Insurer directories are wrong up to 81% of the time. One phone call before booking is the difference between a copay and a surprise bill.
How to verify coverage →Source: Provider details from the CMS NPPES National Provider Identifier Registry, a public record published by the Centers for Medicare & Medicaid Services. Last verified 26 July 2026. GetMyDr does not endorse or rate providers. Details can change — verify directly with the practice. Are you Amethyst Marie Aguero? Claim this profile.