About Histopathology Services Inc.

Since 2009, Histopathology services Inc. has been providing services for all pathology specimens including Dermatology, Gastroenterology, Gynecology and Urology. Our services include primary biopsy diagnosis as well as second opinion pathological interpretation.


We are a fully licensed laboratory by state and federal health agencies.

Give Us a Call

Feel free to contact us to learn more about our services.

Service Area

Our services are available in areas within 50 miles from Tustin, CA.

Office Hours

Monday to Friday: 8:00 AM – 5:00 PM
Saturday: 8:00 AM – 2:00 PM
Sunday: Closed

Meet Our Team


Khodadad Mehraein, MD

Founder and Director


William Nguyen, MD



Adhitya Sumardie, CLS, MLS(ASCP)