Dr. Robert Schreiman, MD
Family Physician
661 Center St
Costa Mesa, CA 92627
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516 providers
Availability last updated 07/03/2025
Dr. Robert Schreiman, MD
Family Physician
661 Center St
Costa Mesa, CA 92627
Inil Lin, MD
Family Physician
12362 Beach Blvd Ste 10
Stanton, CA 90680
Dr. Ricardo La Grotta, MD is a primary care physician. He serves patients at HealthyU Clinics at our Chandler, Arizona clinic.
With over two decades of medical experience, Dr. La Grotta brings his passion and commitment to HealthyU Clinics. Motivated by the organization's dedication to prioritizing patients, he joins with enthusiasm and a belief that the clinic is truly upholding the oath in primary care by putting people first.
Having spent his formative years in diverse regions such as South America, the Caribbean, and the Pacific Northwest, Dr. La Grotta has cultivated a unique perspective. His focus on Primary Care and Urgent Care stems from a seamless blend of practical experience and scientific knowledge.
Although his family has been in the Pacific Northwest for four decades, Dr. La Grotta eagerly embraces Arizona as his new home. He looks forward to immersing himself in the beauty of the state, connecting with its vibrant communities, and indulging in the rich gastronomy that Arizona has to offer.
Dr. Ricardo La Grotta, MD
Family Physician
1122 E. Lincoln Ave
Suite B100
Orange, CA 92865
Dr. Robert Schreiman, MD
Family Physician
1301 E Lincoln Ave
Orange, CA 92865
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Tina Vosburg had been practicing as a Registered Nurse for the past ten years at a local hospital before she decided to go back to school to become a nurse practitioner. She interned as a nurse practitioner student at California Heart Specialists for 1 year and recently graduated with a Masters in Science from California State University Long Beach with focus on adult/geriatric nurse practitioner.
Tina is an Orange County native and enjoys yoga, hiking, traveling, shopping, and spending time with family and friends. She prefers the outdoors and has much love for animals.
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Christina Vosburg, RN, BSN, MSN
Registered Nurse
18800 Main Street
Suite 103
Huntington Beach, CA 92648
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Tiffany has a Bachelor of Science in Nursing from California State University Dominguez Hills, and then earned her Master of Science in Nursing from Long Beach State University. Tiffany is Board Certified as an Adult Gerontology Acute Care Nurse Practitioner. Her clinical rotations during graduate school were at Saddleback Hospital with an emphasis in Cardiovascular, General ICU, and pulmonology. She is a member of the Association of Critical Care Nurses and Phi Kappa Phi National Honor Society. Tiffany keeps her heart healthy by living an active lifestyle, which includes rock climbing, hiking, and playing with her nieces. She believes positive outcomes are achieved through the collaborative efforts of patients, health care providers, and families; Tiffany approaches each patient as if she were treating family, focusing on the whole patient.
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Tiffany Laffen, NP
Nurse Practitioner
18800 Main Street
Suite 103
Huntington Beach, CA 92648
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Dr. Gardner Tarlow is a board certified family physician, who has provided advanced health care and prevention to patients in his native Orange County, California for over a decade. Located in Anaheim, Dr. Tarlow offers a wide range of services to patients of every age, from adolescents to seniors.
In addition to routine physicals and wellness exams for children, men, women, seniors, and athletes, Dr Tarlow is an avid athlete and an expert in sports medicine. In the past, Dr. Tarlow has served as team physician and sports consultant for the Savanna High School Football team in Anaheim. Dr. Tarlow has also served as a sports consultant and periodic columnist for Dirt Rider Magazine. In treating elite athletes and weekend warriors alike, Dr. Tarlow offers traditional and advanced alternative care treatment options. Dr. Tarlow has extensive knowledge and medical resources to help optimize each patient's recovery from injury, be it age-related or sports trauma.
Dr. Tarlow grew up in Orange County, earned his undergraduate degree in business from Chapman University and worked in Orange County as a financial consultant before returning to school to earn his medical degree from Ross University School of Medicine, New York. Following medical school, Dr. Tarlow completed an internship and residency in family medicine at Sparrow Hospital/Michigan State University. He has been in private practice in Orange County since 2000 after joining his father and General Surgeon, Herbet Tarlow, MD. Tarlow Medical has been in the same Anaheim location since 1966 and remains committed to serving Anaheim residents and surrounding cities.
Dr. Tarlow’s affiliations include St. Jude Medical Center, American Board of Family Medicine, American Academy of Family Practice, American College of Sports Medicine and American College of Sclerotherapeutic Pain Management.
When not treating patients, Dr. Tarlow enjoys motocross, surfing, skiing, mountain biking, and spending time with his wife and children.
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Dr. Gardner Tarlow, MD
Family Physician
215 North State College Blvd
Suite C
Anaheim, CA 92806
Dr. Kathy Zelken is returning as an aesthetic medicine provider after a hiatus since the birth of her daughters. She has served as the medical advisor of the Zelken Institute for Aesthetic Medicine since it was established in 2016. She has worked tirelessly in the background to ensure the highest level of excellence and quality in all aspects of patient care. She has had a keen eye for artistry since childhood, starting from being a classically trained artist. She graduated summa cum laude from the University of California Berkeley with a major in Molecular and Cell Biology and a minor in Art History. During medical school at the University of Texas Southwestern, she published papers with world-renowned plastic surgeon and former editor-in-chief of Plastic and Reconstructive Surgery journal (the top journal in the field), Dr. Rod Rohrich. Her meticulous nature, extraordinary calmness, and friendly demeanor gained from close to a decade of working as a board-certified pediatrician in Orange County and doing some of the most delicate procedures on tiny babies will put the most anxious patients at ease. She is thrilled to help patients map out a comprehensive treatment plan to achieve their individual aesthetic goals and explain various nonsurgical procedures in detail. Her patients love her and seek her out for neuromodulator and facial contouring injections, skin rejuvenation, laser treatments, and so much more.
Kathy Zelken, MD
Pediatrician
1617 Westcliff Drive
Suite 205
Newport Beach, CA 92660
Dr. Robert Schreiman, MD
Family Physician
495 Ogle Street
Costa Mesa, CA 92627
Dr. Robert Schreiman, MD
Family Physician
8541 W Cerritos Ave
Stanton, CA 90680
