Meet Our Doctors


Annum Hassan, DDS

Dr. Annum Hassan grew up in the Bay Area. After completing her under graduate education at UC Berkeley, she received her dental degree from NYU College of Dentistry. She is an active member of the American Dental Association, the California Dental Association, and the Santa Clara County Dental Society. She regularly attends continuing education courses to stay up to date with advances in dentistry and to provide patients with the best possible care. Dr. Hassan was drawn to dentistry for its direct positive impact in people's lives. She believes in putting patients first and making sure they are comfortable throughout any procedure. She enjoys seeing the immediate difference in a patient's oral health after treatment and how it can affect their overall health, confidence, and appearance. Away from the office, Dr. Hassan likes traveling, trying new restaurants, and spending time with friends and family.


Jasmeen Aujla, DMD

Dr. Jasmeen Aujla is a highly accomplished dentist, dedicated to providing exceptional dental care and fostering optimal oral health for her patients. She earned her undergraduate degree at UC Davis before pursuing her dental education in Boston. In 2012, she graduated with Magna Cum Laude honors from the prestigious Boston University Henry M. Goldman School of Dental Medicine.

Following her graduation, Dr. Aujla's commitment to advancing her clinical expertise led her to the General Practice Residency program at the Brooklyn Veterans Affairs hospital. This invaluable experience provided her with comprehensive training in all aspects of dentistry, further enhancing her skills and proficiency. Passionate about dentistry, Dr. Aujla remains devoted to ongoing professional development. She actively engages in continuing education courses and participates in study groups to stay at the forefront of the latest advancements in dental practices. By
continually expanding her knowledge, she ensures that her patients receive the highest standard of care tailored to their individual needs.

With a patient-centered approach, Dr. Aujla prioritizes effective communication and personalized treatment plans. She takes the time to thoroughly explain and discuss treatment options with her patients, ensuring they are well-informed and actively involved in their oral healthcare journey. Driven by a belief in prevention and education, she empowers her patients to achieve optimal oral health and maintain it for the long term.

Outside of her professional endeavors, Dr. Aujla enjoys various activities, including hiking, practicing yoga, traveling, enjoying cooking and baking, and cherishing quality time with her family and friends. With her unwavering dedication to her patients' well-being and her commitment to staying abreast of advancements in dentistry, Dr. Jasmeen Aujla is a trusted dental professional, providing compassionate care and exceptional dental services.


Josh Kriegstein, DMD

As your dentist, Dr. Kriegstein’s mission in dentistry is to provide you with gentle care, clear communication, and YOU-focused treatment. He is a strong believer in oral disease prevention, oral health education, and goal-oriented treatment to preserve or restore your health and authentic smile. By incorporating YOU as an essential team member in your oral healthcare, he believes that your needs and goals can be met with extraordinary results.

Dr. Kriegstein completed his schooling at the University of California Santa Cruz and Western University of Health Sciences in Southern California. Dr Kriegstein is an Invisalign Gold provider and is continually expanding his patient care through continuing education. He is a member of the American Dental Association (ADA), California Dental Association (CDA), the Santa Clara County Dental Society (SCCDS), and the American Academy of Clear Aligners (AACA). Dr. Kriegstein is devoted to keeping up to date with the constantly evolving dental field and to continually expanding the treatments he provides in order to optimize his patient’s care.

When not working with patients, Dr. Kriegstein enjoys discovering new restaurants, traveling, backpacking, snowboarding, cheering on the Niners and Giants, and spending time with his family and friends. Dr. Kriegstein is proud to be a part of Marina Grins and looks forward to helping you create and achieve your optimal oral health.


Elena Heredia, DDS

Dr. Elena Heredia is a highly accomplished dentist born and raised in Los Angeles, California. Her passion for dentistry was ignited during her time in Sacramento, where she discovered her dedication to providing exceptional dental care to patients. After completing her undergraduate studies in Biological Studies at the University of California, Davis, Dr. Heredia pursued her Doctor of Dental Surgery degree at The University of California, San Francisco. Throughout her dental education, she excelled academically, earning recognition as the Dean's scholar for her outstanding achievements and commitment to community service.

Committed to delivering top-quality dental care, Dr. Heredia prioritizes the overall well-being of her patients. Her genuine dedication and compassionate approach ensure that each patient receives personalized treatment tailored to their unique needs. Dr. Heredia maintains active memberships in esteemed professional organizations, including the American Dental Association, California Dental Association, Academy of General Dentistry, and the San Francisco Dental Society. By staying abreast of the latest advancements in dentistry, she continually enhances her skills and knowledge to provide the best possible care.

In addition to her dental expertise, Dr. Heredia is fluent in Spanish, allowing her to effectively communicate with a diverse range of patients. She currently resides in San Francisco with her family, cherishing the opportunity to serve her community. With Dr. Elena Heredia, patients can trust in her unwavering commitment to delivering exceptional dental care that prioritizes their well-being and satisfaction. 


Linda Kuo, DDS

Dr. Linda Kuo grew up in Kansas with Midwest roots before moving to the West Coast for school. She attended UC Berkeley and then graduated with highest honors from the University of the Pacific, Arthur A Dugoni School of Dentistry. She completed her AEGD residency at Bay Pines Veterans Affair Hospital in Florida and returned to San Francisco to practice.  She is always accepting new patients.   She continuously strives to improve all smiles and improve oral health. She teaches part-time at UOP Dugoni School of Dentistry in the pre-clinical courses and is a faculty member on the clinic floor. She is actively involved in her local and state dental societies and loves to stay busy within her professional career. Outside of dentistry, you'll find her outdoors somewhere hiking, backpacking, travelling or climbing.