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Hello, I am

Iris Thiele Isip Tan

 Yes, I’m the Endocrine Witch. #ParaSaBayan

I'm working to get better at ...

[ Because as a witch, I always have something brewing. And it’s not coffee. ]

Medical education

In 2015, I won the first UP System Gawad Pangulo Award for Progressive Teaching and Learning. I’m currently the Director of the UP Manila Interactive Learning Center. I advocate for flipped learning and online tools for education.

health informatics

I am the first graduate of the UP Manila MS Health Informatics (medical informatics) program. My research interests include mobile health, consumer health informatics and telehealth.

social media for healthcare

Since 2012, I’ve maintained the Facebook page Endocrine Witch.Through this page, I aim to contribute to improving health literacy in common endocrine disorders such as diabetes and goiter. I believe in the scholarly use of social media.

I love speaking opportunities

Invite Me

I am happy to speak on a variety of topics I am passionate about: blended learning, flipped classrooms and use of technology in medical education, health informatics, use of social media in healthcare, endocrinology, establishing online professional networks and infodemic management. I share all my presentation decks at I’m a previous #TEDxDiliman, #TEDxUERM, #Doctors20 and TDR Global speaker.

I co-founded


Join the #HealthXPH tweet chat every Saturday 9 pm Manila time. Started in 2014, it's the first Filipino health-related tweet chat. We discuss a variety of topics on healthcare, social media, ethics and technology. I moderate the chat every seven weeks.
tweet chats moderated

Questions? I have answers

Frequently Asked Questions

Not really. But I’m always brewing something (and it’s not coffee).

Rm 203 Faculty Medical Arts Building  

Philippine General Hospital                              

Mon and Thurs 1-5 pm

ONLINE via      

Tues 1-4 pm Fri 9 am-12 nn

Please text Mel 09167988709 for appointment.

An endocrinologist is an internist specializing in diabetes, thyroid disease and other hormonal disorders.