A Clinic that is both efficient and experienced. For those who push the boundaries of what it means to learn. A place where people matter and serious work is done.

We are the High Altitude Pulmonary and Pathology Institute (HAPPI-IPPA). in La Paz, Bolivia (3,500m).

The first high altitude clinic in the world, created on July 9th, 1970 (more than half a century of experience). We are committed to giving you first-rate medical care for high-altitude sickness when arriving to La Paz. Our excellent team looks after our patients with dedication, kindness, professionalism, expertise, and efficiency. We are driven to provide good healthcare to travelers, our community, and all our world's humankind while at high altitude.

Our high altitude clinic's 54th Anniversary

Since our creation on July 9th 1970, we have evolved to become the most experienced and prestigious medical center dealing with high altitude medical care. Our leading edge technology, our kind physicians, our extensive knowledge and our efficient support team, will make your visit to La Paz, a pleasant and memorable experience.

9th CHRONIC HYPOXIA SYMPOSIUM

Feb 24 - Mar 1, 2025.
Join us in the capital of hypoxia: La Paz, Bolivia.
We have a great list of speakers from around the Globe.

SARS CoVid-2 World emergency innovative ideas, concepts & strategies .

2nd WORLD COVID CONFERENCE Aug 27th-30th, 2020.
We have worked intensely and focusing all our extensive scientific knowhow in order to contribute solutions to this world threat. Please read our blog for articles on this subject.

The original idea of the sterilizing effects of extreme Ultra-Violet radiation at high altitude and its benefit in COVID-19 and multiple Newspaper interviews, publications around the world on lower incidence of COVID-19 at high altitude can be found here

The CoVid-2 Pandemia


See some of our CNN interviews!!

Visitors from all over the world arrive at IPPA. Over the years we have had many interviews in radio, newspaper and TV from many international sources. See some below

Visiting Professor Appointment

Of our Director Prof. Dr. Gustavo Zubieta-Calleja during the 7th Chronic Hypoxia Symposium by the Vice-Chancellor Prof. M.S. Biradar, M.D. of BLDE Deemed to be University in Vijayapura, India FEB 25, 2019.

CHS 7
Gustavo Zubieta-Castillo

The Mountain Guru

Prof. Dr. Gustavo Zubieta-Castillo

Our founding father, innovative, extraordinary human being that created a new school of thought

a true revolutionary genius

“He changed the view of hypoxia (low oxygen in the body). He proposed that man can live on the summit of Mt. Everest.”

Read on …
Poul-Erik Paulev

IPPA Scientist

Prof. Poul-Erik Paulev

Great Danish Physiologist from the University of Copenhagen

The high altitude diving laboratory at IPPA

“He worked with our director Prof. Gustavo Zubieta-Calleja on diving tables at high altitude”

Read on …