How to Communicate Medical Information With Your Co-Parent

Medical communication is one of the most critical — and most frequently contentious — areas of co-parenting. Whether it's a routine doctor's appointment, a prescription change, or a serious diagnosis, both parents have a right and a responsibility to be informed and involved in their child's medical care.

Both Parents Have a Right to Medical Information

In a joint legal custody arrangement — the most common arrangement in the US — both parents have the right to receive and share in decisions about their child's medical care. This means both parents should be listed with the child's doctor, both should receive test results and diagnoses, and significant medical decisions should be made jointly. If your co-parent is withholding medical information, this is a legal issue, not just a communication problem.

What Your Parenting Agreement Should Say About Medical Communication

Your parenting agreement should specify: that both parents are to be notified of any medical appointment within a set time frame; that both parents are to be listed on medical consent forms; how major medical decisions (surgery, significant medication, specialist referrals) are to be agreed between parents; and what happens in a genuine emergency when one parent cannot be reached.

Using a Shared Medical Log

Many co-parenting apps include a shared information section where parents can log medical notes, medications, allergies, and upcoming appointments. Using this feature ensures that both parents always have access to current medical information regardless of whose week it is. It also reduces the need for direct communication about routine health matters.

Handling Medical Disagreements

When parents disagree on a medical decision — whether to medicate for ADHD, whether to proceed with a recommended procedure — the child's wellbeing must come first. If you cannot agree, your parenting agreement should specify a dispute resolution process: consulting a second medical opinion together, involving a parenting coordinator, or seeking a court order in urgent cases. Delaying necessary medical care because of parental conflict can constitute neglect.

What to Do in a Medical Emergency

In a genuine medical emergency, always act first to protect your child and notify your co-parent as soon as practicable. Most courts recognise that emergency situations require immediate unilateral action. Document when you notified your co-parent and by what means. Never use a medical emergency as a communication battleground.

Medical communication is too important to leave to improvisation. Build clear protocols into your parenting agreement now, so that when your child's health requires prompt, coordinated parental action, the system is already in place.