Portal Cypress Family Dentistry & Orthodontics is now open. If you would like to schedule an appointment, please contact us at (832) 604-7337. Please click here make your appointment today!

Meet the Doctor

Gabriela Reinholtz, DDS


Dr. Reinholtz is the owner and director of Portal Family Dentistry & Orthodontics. She has a passion for dentistry and helping patients by fulfilling their needs. She dedicates to general dentistry, orthodontics, cosmetic and family dentistry. She received her Dental Surgeon degree in 1999 with honor recognition from Santa Maria Catholic University in Peru.

She continued her education at University of Illinois in Chicago, obtaining her Doctor of Dental Surgery degree in 2008. Dr. Reinholtz has maintained memberships with the American Dental Association, the Texas Dental Association, the Academy of General Dentistry and the American Orthodontic Society.

Dr. Reinholtz is fluent in English, Portuguese and Spanish, which is a tremendous asset in being able to provide comprehensive dental care to different population groups. When she is at home, she likes to spend time with her friends and family.
Justine Tanjaya, DDS, MS, PHD


  • Dr. Tanjaya received her Orthodontic Specialty Certificate alongside her Master’s and Ph.D. degrees in Oral Biology from the University of California, Los Angeles.
  • Upon her graduation, she moved to Texas to practice as an American Board-Certified Orthodontist.
  • Her world-class education has inspired her to be meticulous and detail-oriented in artfully creating beautiful and healthy smiles for her patients. She incorporates the latest cutting-edge techniques with advanced biomechanics to achieve a functional, aesthetically pleasing, and stable result.

At Home

In her free time, Dr. T enjoys culinary tours and exploring off-the-beaten-paths of nature with her corgi stumper, Ivy. Being of Indonesian-Chinese descent, she is very excited to explore all that Houston has to offer in terms of multicultural experiences and art performances. She hopes to get good recommendations for beautiful places to visit in Houston from her patients.

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    Hours Of Operation

    We look forward to hearing from you.

    Monday: 8:00 AM - 5:00 PM
    Tuesday: 8:00 AM - 5:00 PM
    Wednesday: 10:00 AM - 6:00 PM
    Thursday: 8:00 AM - 5:00 PM
    Friday: 8:00 AM - 5:00 PM
    Saturday: 8:30 AM - 2:00 PM
    Sunday: Closed
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