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Current public comment August 3 to October 3. Special public comment for liver October 8 to November 1.

Voice your opinion

Provide your feedback for geographic frameworks and get ready for the upcoming special liver public comment.

Comment on open proposals


Liver Allocation Modeling

View modeling results for alternative liver distribution system.

View modeling reports

Heart policy changes

Training for heart policy changes

OPO and UNet system training available now.

Make sure you're prepared.

Geographic organ distribution

Geographic organ distribution

Three frameworks are available for review.

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At a Glance


people need a lifesaving organ transplant (total waiting list candidates). Of those, 74,957 people are active waiting list candidates. Totals as of today 11:34pm


organ transplants performed so far in 2017
Total Transplants January - November 2016
as of 12/30/2016


Total Donors January - November 2016
as of 12/30/2016

Organ donation and transplantation can save lives

One individual is added to the national transplant waiting list every 10 minutes.

Every ten minutes, someone is added to the national transplant waiting list.

Approximately 22 people die each day waiting for a transplant in the United States.

On average, 95 transplants take place each day in the U.S.

Eight lives can be saved from one organ donor.

One organ donor can save eight lives. Sign up to be a donor in your state.

Transplants & donors

Transplants performed and donors recovered from both the living and deceased

A total of 34,770 organ transplants were performed in 2017, marking the fifth consecutive record-setting year for transplants in the United States. Also in 2017, a record number of donor organs were recovered and transplants occurred for each of the four most common organs transplanted – kidney, liver, heart and lung. Read more.

Patients waiting

Patients waiting at years end

Advances in medicine and technology, and increased awareness of organ donation and transplantation have contributed to a record number of transplants. But, the gap between supply and demand continues. The OPTN is working to ensure that all transplant candidates have a better chance to receive the gift of life.


View all news articles

Resources for professionals

Kidney allocation system materials

Access educational materials, calculators and more.

Compliance guidance

The OPTN Evaluation Plan is a compliance guide for member hospitals, OPOs and labs.

Patient safety resources

Patients are the focus of all the OPTN's collective efforts.

Resources for patients

How policies are made

Here's a brief look at how an idea transforms from proposal to transplant policy.

About organ donation

The donation process begins with a decision.

How organ allocation works

We must allocate each precious organ in the most equitable manner possible.