Dentists in Placentia, CA

Dr. Marina Kalds, DDS
Dr. Marina Kalds is a compassionate and motivated dentist who recently earned her Doctor of Dental Surgery degree from the Herman Ostrow School of Dentistry at USC. She brings a strong foundation in advanced dental technology, including CAD/CAM dentistry, intraoral scanning, and digital denture design, and is skilled in using evidence-based dentistry to provide patients with clear, informed care. Dr. Kalds’ training also includes delivering dental services across diverse settings—mobile, hospital, and clinical—allowing her to adapt her approach to meet the unique needs of each patient.

Before beginning her dental career, Dr. Kalds completed her Bachelor of Science in Biology with minors in Chemistry and Psychology at California State University, Long Beach, where she also served as a mentor and instructional leader. She is licensed to practice dentistry in California and holds certifications in Basic Life Support and laser dentistry. Dedicated to patient comfort, education, and long-term oral health, Dr. Kalds is excited to begin her career and build lasting relationships with the community she serves.

Dr. Mahsa Rostami, D.M.D. is a compassionate, patient-focused dentist with more than 15 years of experience providing comprehensive dental care across the United States and Canada. She earned her Doctor of Dental Medicine degree from Tufts University School of Dental Medicine and completed a rigorous General Practice Residency at Montefiore Medical Center in New York, where she trained extensively in oral surgery, anesthesiology, prosthodontics, and pediatric dentistry. Dr. Rostami has since practiced in a variety of settings—ranging from private practice ownership in Calgary to associate positions in Florida, Connecticut, and Ontario—gaining expertise in general, restorative, surgical, cosmetic, and implant dentistry. She has also taught as an instructor with the American Academy of Facial Esthetics, where she trained dentists nationwide in Botox and dermal filler procedures.

Dedicated to advancing her skills, Dr. Rostami has completed extensive continuing education in implant dentistry, oral surgery, orthodontics, laser dentistry, TMD/OSA therapy, and facial esthetics, earning Fellowships, Masterships, and Diplomate status with the International Congress of Oral Implantologists and the International Dental Implant Association. She is an active member of the Academy of General Dentistry, International Association for Orthodontics, and multiple professional organizations. Beyond the office, Dr. Rostami has a strong commitment to service, having participated in mission work in Haiti and volunteer initiatives in both Canada and the U.S. She is passionate about delivering high-quality, personalized care and is excited to continue serving patients as she returns from maternity leave.

Sai Patadia Endodontist

About Me

Dr. Sai Patadia is an Endodontist who received his Doctorate of Dental Surgery and specialty training from the Herman Ostrow School of Dentistry at USC. He graduated with honors, received educational scholarships, and was involved with many organizations and associations.

With a genuine desire to create positive dental experiences, he combines advanced endodontic practices with a warm, empathetic demeanor, ensuring that each patient receives exceptional care in a relaxed setting.

In his free time, Dr. Sai likes to spend time with his family and friends, travel internationally, and exercise. Education Affiliations