How to Communicate Medical Information With Your Co-Parent

Routine GP appointments. Repeat prescriptions. A new diagnosis. A trip to A&E during the other parent's time. Medical communication is one of the most consistently important — and most frequently disputed — areas of post-separation co-parenting. Both parents typically have the right to be involved in their child's healthcare in England and Wales, and getting the system for sharing information right early prevents almost all of the disputes that otherwise arise.

Both Parents Usually Have Access to Medical Information

Where both parents have parental responsibility — which is the default position for most separated parents — both have the right to information about their child's medical care, to be consulted on significant medical decisions, and to be listed with the GP and other healthcare providers.

If you're not currently listed on your child's medical records as a contact, your GP surgery can usually add you on request. If your co-parent has actively asked the surgery to restrict your access, that's a separate situation worth discussing with a family solicitor — it may not be a position the surgery is entitled to take without a court order.

What Your Parenting Plan Should Say

A well-written parenting plan covers medical communication explicitly. The clauses that matter most:

Notification of appointments. Both parents to be notified of any non-emergency medical appointment, ideally with enough notice that either could attend or weigh in.

Sharing of information. Reports from specialists, prescription changes, vaccination records, dental check-ups — all shared between parents promptly, typically within 24 to 48 hours of receipt.

Joint decisions. Major decisions — surgery, significant ongoing medications such as those for ADHD, specialist referrals, mental health interventions — to be agreed between both parents. The plan should specify what happens if you disagree.

Emergencies. What counts as an emergency requiring immediate unilateral action, and how the other parent is notified afterwards.

Use a Shared Medical Log

Most co-parenting apps include a shared information section where parents can log medical notes, current medications, known allergies, vaccination history, and upcoming appointments. Using it consistently means both parents always have current information available regardless of whose week it is. It also reduces the back-and-forth that comes with the other parent asking "did Sam take his inhaler" or "what's Lily's dose now" — the answer is already in the shared log.

This is particularly important for children with ongoing medical needs — asthma, allergies, ADHD medication, mental health treatment. A child with poorly-coordinated medical care across two homes is a child whose treatment is materially compromised by the separation.

Handling Disagreements About Treatment

The hardest moments are usually disagreements about a specific medical decision. Whether to medicate for ADHD. Whether to proceed with a recommended procedure. Whether to follow a paediatrician's advice that one parent has reservations about.

Some practical steps:

A second opinion that both parents attend or both review can sometimes resolve a clinical dispute. NHS second opinions can be requested through your GP; private specialist consultations are widely available.

A family mediator can help on non-clinical aspects — for example, how the decision will be communicated to the child, who will attend the appointments, how the practicalities will be managed.

A parenting coordinator with relevant background can help with ongoing healthcare disputes in chronic conditions.

If you genuinely cannot agree and the disagreement is materially affecting your child's care, this is a situation to speak to a family solicitor about. The family court can, in serious cases, make a specific issue order resolving a particular medical question — though most disagreements don't reach that point.

Emergencies

In a genuine medical emergency, act first and notify the other parent as soon as practical. A child in an ambulance, a serious allergic reaction, an injury requiring immediate care — these require action, not consultation. Document when you notified the other parent and how. Never let a medical emergency become a communication battleground.

If you've had to make a significant medical decision unilaterally in an emergency, follow up in writing through your usual co-parenting channel within 24 hours with a clear account of what happened, what was decided, and what the next steps are. The brief written record turns a moment of necessary unilateral action into a properly-documented one.

The Long-Term Health of the Co-Parenting Relationship

Medical communication is one of the areas where the quality of the underlying co-parenting relationship shows up most visibly. Parents who communicate well about everything else generally communicate well about medical matters. Parents whose relationship is struggling almost always struggle here too.

The fix is the structural one. A well-written parenting plan covering medical communication, a co-parenting app with a shared medical log, and a habit of routing all child-related medical information through that channel — within a few months, the routine becomes automatic and the disputes drop away.