Who Makes Medical Decisions in Texas If You Don’t Have a Medical Power of Attorney?

Most people assume their spouse or children will automatically make medical decisions for them if something happens. In Texas, that is not always how it works.

If you become unable to speak for yourself and don’t have the right documents in place, state law controls who can step in. This can lead to delays, disagreements, and even court involvement at the worst possible time.

What Happens If You Can’t Make Your Own Medical Decisions?

If you are unconscious or otherwise unable to communicate, doctors still need consent to treat you. Without clear legal authority, your family may face obstacles in making decisions quickly.

This is where many families run into problems. Emotions are already high, and now important choices must be made without clear guidance from you.

In some cases, medical providers may hesitate or limit decisions until the proper person is identified under Texas law.

Who Does Texas Law Allow to Decide?

If you do not have a Medical Power of Attorney, Texas law provides a list of people who may act on your behalf.

Typically, the order may include:

• Your spouse
• Your adult children
• Your parents
• Your nearest living relative

While this may sound straightforward, real life is often more complicated.

When Families Disagree

Imagine you have three adult children who do not agree on your care. One wants aggressive treatment. Another believes you would not want life support.

Now there is no clear decision-maker.

This can lead to:

• Delays in treatment
• Conflict between family members
• Possible court involvement

Instead of focusing on your care, your family may be forced into stressful disagreements.

Why a Medical Power of Attorney Matters

A Medical Power of Attorney allows you to choose someone you trust to make healthcare decisions for you. This document gives your chosen person legal authority to act when you cannot.

Without it, you are leaving that decision up to state law.

What Makes This Document So Important?

A Medical Power of Attorney:

• Lets you choose the decision-maker
• Helps avoid family conflict
• Allows faster medical decisions
• Gives doctors clear direction

It also provides peace of mind. Your family will not have to guess what you would want.

How a Living Will Fits Into the Plan

A Medical Power of Attorney works alongside another important document: a Living Will (also called an advance directive).

While the Medical Power of Attorney names a person, a Living Will explains your wishes.

For example, it can state:

• Whether you want life support
• When treatment should be limited
• Your preferences in serious medical situations

Together, these documents create a clear plan. Your agent makes decisions, but they are guided by your written instructions.

Real-World Example

Think about a business owner in San Antonio who becomes suddenly incapacitated.

Without a Medical Power of Attorney:

• The family may struggle to agree on care
• Decisions may be delayed
• Stress can affect both personal and business matters

With a plan in place:

• One trusted person steps in immediately
• Decisions follow your stated wishes
• Your family avoids unnecessary conflict

Why This Matters Right Now

Incapacity is not something most people plan for, but it happens more often than expected.

Illness, accidents, or unexpected medical events can leave you unable to communicate.

Without proper planning:

• You lose control over who makes decisions
• Your family faces uncertainty
• The state steps in to fill the gap

Working with an estate planning attorney in San Antonio can help you put the right documents in place before a crisis happens.

How Estate Planning Keeps You in Control

Estate planning is not only about what happens after you pass away. It also covers what happens if you are still alive but unable to act.

A complete plan often includes:

• Medical Power of Attorney
• Living Will
• Financial Power of Attorney
• Wills or trusts

Each piece plays a role in protecting your family and your wishes.

Key Takeaways

• If you don’t have a Medical Power of Attorney, Texas law decides who makes medical decisions for you
• Family members may disagree, leading to delays and added stress
• A Medical Power of Attorney allows you to choose someone you trust
• A Living Will explains your healthcare preferences in serious situations
• Planning ahead helps avoid confusion and keeps control in your hands
• Estate planning protects both your medical choices and your family’s well-being

Take Control of Your Medical Decisions Before It’s Too Late

Planning for incapacity may feel uncomfortable, but it is one of the most important steps you can take for your family.

At McCammon Law, P.C., we help individuals and business owners in Boerne, San Antonio, and surrounding areas create clear, practical estate plans. This includes making sure the right people can step in and act when needed.

If you are unsure whether your current plan fully protects you, it may be time to review your documents with an experienced estate planning attorney in San Antonio. Request a consultation today. 

References: Kiplinger (April 29, 2021) “Now Is the Time to Protect Your Health Care Decision-Making Rights” and MLT News (March 4, 2025) “Estate planning—making personal choices”