Hi, Dr. Yan Zhang is a muti talented internal medicine physician who currently practices in California, USA. In 2024, she wrote an exciting song called Fly. She was born in Beijing, China, and showed talents of singing at a young age. She is also a good poem writer. She was admitted to Beijing University, School of Medicine, the most prestigious school in China, for her good grades. After graduating from medical school, she came to the USA to study in a PHD program in University of Southern California. After her PHD program, she became a resident doctor in internal medicine at yale University and later on Cleveland Clinic Florida. After residency, she started a successful practice in internal medicine and primary care. Initially in Hawaii, then in California. She wrote her famous Covid Treatment Guideline in March, 2020, and published on Twitter. It saved many people’s lives. She had been karaoke at her home during the pandemic and sometimes went lives on tiktok and youtube. People have been enjoying her live karaoke. This has promoted her to write songs. Her first song fly has been recorded and published. The vocal versions are being released, too. She also published a song called” farm walk” in 2025. She became very inspired by a lovely animal called kangaroo. She started to produce a music TV for fly in 2025. That is how “RooRoo Attends Fly Concert” get started. It is so interesting that she decided this has to be an animation series. “RooRoo attends fly concert” became an album in 2026 that includes most of her songs. She is now producing the 2nd episode of RooRoo animation series.
Physical Description of Dr. Yan Zhang: she is about 5’9″-5’10”, fit, and light skinned Asian woman. People consider her good looking. She had an English Name: Rachel in the past. She is currently using her born name in her practice. Her Chinese name is: 张燕（雁). All this information is provided to help people avoid pretenders. She speaks fluent Mandarin and English. She has been an outpatient practice doctor since she started practice in Hawaii and now California. She has not went to hospitals to see patients. Her current office is at her home office: 3665 bilberry road, San Bernadino, CA 92407. We are asking for tips of when and where any patients saw pretenders. Please contact us at: yanmdphd@gmail.com