HIPAA: What You Need to Know When Your Child Turns 18

Jul 22, 2026 | Family Law

When your child turns 18, many parents are caught off guard by one big change: you may no longer be able to access your child’s medical information—even if you’re still helping with care or paying for insurance.  The reason for that is a federal medical privacy law called HIPAA.

HIPAA in plain English

HIPAA is the law that tells doctors, hospitals, and other providers when they can (and cannot) share a patient’s medical information.  That information can include: appointments and scheduling details, diagnoses and treatment plans, prescriptions and medications, lab results and medical records, hospitalizations, and therapy/counseling information (often with extra privacy protections). 

What changes at 18

Once your child turns 18, your child is generally treated as an adult patient for medical privacy.  That usually means: 1) your child controls who can receive medical information, 2) a provider may refuse to discuss treatment, records, or even appointments with parents, and 3) “I’m the parent” or “I’m paying for it” usually does not override the provider’s privacy obligations.

Why this matters for parents (especially co-parents)

Even after 18, you may still be involved in: keeping your child on health insurance, paying deductibles, co-pays, or unreimbursed medical expenses, helping coordinate care, or responding in emergencies. But without written permission, you could run into problems confirming what happened, what follow-up is needed, or what a bill is for—often creating unnecessary conflict.

The best practical solution: a HIPAA authorization (release)

If your 18-year-old wants you involved, the most common solution is a HIPAA authorization (sometimes called a “HIPAA release”). This is a signed form that allows providers to share information with specific people (for example, Mom, Dad, or both).  

Emergencies: don’t assume you’ll get full information

In an emergency, providers may be able to share limited information in some situations. But you should not assume you will automatically receive updates or records. If emergency communication is a priority, having a signed authorization in place is the most reliable approach.

FAQ

1) If I’m paying for health insurance, can I get the records?

Not necessarily. Paying for insurance or medical bills does not automatically give you access to medical records once your child is 18.

2) If we have a custody order or parenting plan, doesn’t that guarantee access?

Many custody orders address access to medical information for minor children. Once your child turns 18, providers often treat the patient as an adult and may not release information without the adult child’s written permission.

3) Can I still get information to confirm a bill for reimbursement?

Often, not without authorization. A practical option is a HIPAA release that allows billing and payment information (or other limited information) to be shared so reimbursement issues can be handled without invading the child’s privacy.

4) Can my 18-year-old refuse to sign a HIPAA release?

Yes. In most situations, the young adult controls whether to sign. If the young adult declines, providers may not be allowed to share information with parents.

5) If there’s an emergency, can the hospital talk to me?

Sometimes limited information may be shared depending on the situation and the provider’s policies, but you should not rely on that. A written authorization is still the best plan.

Bottom line

Turning 18 can change medical privacy overnight. Parents may still have responsibilities—and may genuinely want to help—but they may not have automatic access to medical information. Planning ahead with a HIPAA authorization can prevent confusion and conflict and we can help with that.  

Ben King

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