top of page

Dr. Purificacion F Tumbaga MD

Family Practitioner/Nurse Practitioner

Dr. Purificacion F Tumbaga MD


Perinatal Primary Care


Family Practitioner/Nurse Practitioner

Supervisorial District:


999 San Bernardino Rd, Upland, CA 91786, USA

Dr. Pen-Laing Chang, MD is a Doctor primarily located in Upland, CA. He has 34 years of experience. His specialties include Neonatal-Perinatal Medicine and Pediatrics. Dr. Chang is affiliated with San Antonio Community Hospital and St Mary Hospital. He speaks English.

This resource repository was established in 2019. As such, some organizational information could have changed since this information was collected. If you have any updates to a resource on this page please email us here:

bottom of page