Saddleback Medical Group’s Dermatologists in Laguna Hills, California offer comprehensive dermatology care, as well as cosmetic skin services. Our skin specialists offer examinations, state-of-the-art skin treatments, prevention recommendations, and full skin screenings and prevention recommendations for skin every type of skin disorder, including skin cancer, acne, wrinkles, rashes, and poison ivy. In addition to providing general dermatology, our caring skin doctors offer cosmetic skin services for healthy youthful appearing skin.

Request an appointment online or call (949) 465-8154 to schedule your preferred appointment at Saddleback Medical Group in Laguna Hills, South Orange County, California. Learn more about skin conditions and cosmetic skin treatments in our Patient Education Library.

A woman with blonde hair and blue eyes.
  • Acne
  • Allergic Rashes
  • Athletes Foot
  • Dermatitis
  • Eczema
  • Hair Loss
  • Hand Eczema
  • Herpes Simplex (Cold sores)
  • Linchen Planus (Skin & mouth inflammatory disease)
  • MOHS Surgery for Skin Cancer
  • Moles
  • Nail Disease
  • Poison Ivy, Poison Oak
  • Psoriasis
  • Rosacea
  • Scabies
  • Scars
  • Skin Cancer (Melanoma, Basal Cell Carcinoma, Squamous Cell Carcinoma)
  • Vitiligo (Patchy loss of skin pigment)
  • Warts


The endocrine system is complex and involves the delicate balance of hormones that control and regulate many of the body's systems. An endocrine problem can cause such medical conditions as diabetes, thyroid disorders, or menstrual irregularities. Saddleback Medical Group's Endocrinologists in Laguna Hills, California help people with endocrine problems by identifying hormone imbalances and working to restore balance. While some endocrine problems cannot be "cured," our endocrine doctors are specialty trained to provide the latest endocrine management methods to help people live productive fulfilling lives.

A woman is getting her thyroid checked by an obstetrician.
  • Adrenal Tumors
  • Diabetes
  • Hair Los
  • High Blood Pressure
  • Hormone Disorders
  • Hypoglycemia
  • Infertility
  • Low Testosterone
  • Menstrual Irregularities
  • Osteoporosis
  • Pituitary Tumors
  • Sexual Dysfunction
  • Thyroid Cancer
  • Thyroid Nodules
  • Thyroid- Overactive
  • Thyroid- Underactive

Request an appointment online or call our Laguna Hills Endocrinologist
at (949) 465-8145 to schedule your preferred appointment at
Saddleback Medical Group in South Orange County, California.

Family Medicine

Family Medicine, or Family Practice, is a medical specialty devoted to comprehensive health care for people of all ages. Family Medicine physicians are primary care doctors that provide continuing and comprehensive health care for the individual and family across all ages, genders, and parts of the body. Family Medicine is based on knowledge of the patient in the context of the family and the community, emphasizing disease prevention and health promotion.

Dr. Mark Foster and Dr. Brian Leish consider it an honor to care for individuals as they grow and develop from childhood into adulthood. They both enjoy getting to know their patients and taking care of their health throughout many years.

Request an appointment online or call our Laguna Hills office to schedule your preferred appointment at Saddleback Medical Group in South Orange County, California.

A doctor is holding his hand out to someone


Enter Saddleback Medical Group, Inc.-
Gastroenterology's full website here.

Saddleback Medical Group's GI associates are Laguna Hills, California's premier providers of gastroenterology care. Your digestive health is important and when it comes to your healthcare, only the very best will do. Our five Board-Certified fellowship-trained Gastroenterologists are also Internal Medicine physicians with specialization in the areas of digestive diseases, liver disease, and cancer. At Saddleback Medical Group, we perform the latest in state-of-the-art procedures and advanced non-invasive tests, such as the GI Pill Cam, Upper GI Endoscopy, Colonoscopy, and Endoscopic Retrograde Choliangiopancreatography (ERCP).

Together, the combined talents of Dr. Barry Donner, Dr. Benjamin Weinberg, Dr. Farid Jalali and Dr. Ketan Shah merge to offer high-quality diagnosis and treatment of the entire digestive system, providing patient-first compassionate care. Call (949) 770-7163 or request an appointment online. We are able to respond to urgent medical needs the same day.


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Infectious Disease

Infectious disease is a constantly evolving field of medicine dedicated to identifying and controlling the many pathogens capable of attacking the human body, be they bacteria, viruses, fungi, or parasites. Increasingly crowded living conditions, international travel and potential exposure to an array of highly resistant superbugs in health care settings often demand the expertise of an infectious disease doctor to render timely care to affected individuals. Dr. Alan White, Saddleback Medial Group’s infectious disease doctor in Laguna Hills, California is highly qualified to provide patient care as well as infection education.

Request an appointment online or call our Laguna Hills office to schedule your preferred appointment at Saddleback Medical Group in South Orange County, California.

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Internal Medicine

Saddleback Medical Group's Internal Medicine Doctors in Laguna Hills, California help patients stay healthy with regular physicals, chronic illness management, and special training to diagnose complex problems. Our internal medicine physicians perform health screening tests to identify medical issues soon for prompt treatment, including high blood pressure, cholesterol, and diabetes. They specialize in women's health, men's health, substance abuse, and mental health. Together, our internal medicine specialists offer high-quality medical care wherever our patients are--in our office, the hospital, intensive care, or nursing homes.

A woman smiling at the camera while being examined by a doctor.
  • Cholesterol Testing & Management
  • Chronic Illness Management
  • Diabetes
  • Disease Prevention
  • Geriatrics
  • High Blood Pressure
  • Physicals
  • Men's Health
  • Mental Health
  • Substance Abuse
  • Women's Health

Request an appointment online or call our Laguna Hills office to schedule your
preferred appointment at Saddleback Medical Group in South Orange County, California.


Serving Patients in Laguna Hills, Mission Viejo, San Clemente, Irvine, Costa Mesa, Tustin, Newport and Surrounding Cities

Nephrologists are specialized doctors with expertise in the kidneys and kidney disease. One of the main responsibilities of the kidneys is to filter waste products from the blood to make urine for removal from the body. The kidneys are responsible for maintaining fluid and mineral balance in the body, as well as producing hormones to signal the production of red blood cells. Nephrology is the field of medicine that focuses on diagnosing and treating kidney disease. The highly educated and experienced kidney specialists at Saddleback Medical Group in Laguna Hills, California have expertise in the latest advances for the full spectrum of kidney diseases, from kidney stones, high blood pressure, and kidney infections to protein urea and electrolyte imbalances. Our nephrology doctors care for patients in Laguna Hills, Mission Viejo, San Clemente, Tustin, Costa Mesa, Irvine, Newport, and surrounding cities.

A man with urinary system in his body.
  • Acid Based Disorders
  • Acute Kidney Disease
  • Autoimmune Disease
  • Blood in Urine (Hematuria)
  • Congenital (Born With) Kidney Conditions
  • Chronic Kidney Infection or Bladder Infection
  • Dialysis
  • Electrolyte Imbalance (Acid/Base Imbalance)
  • End-stage Renal Disease
  • High Blood Pressure (Hypertension)
  • Kidney Disease
  • Kidney Failure
  • Kidney Stones
  • Kidney Transplant
  • Polycystic Kidney Disease
  • Proteinuriea (Loss of protein albumin in urine)
  • Renal Replacement Therapy
  • Vascular Conditions

Learn more on the National Kidney Foundation's Website www.kidney.org

Request an appointment online or call our Laguna Hills office to schedule your
preferred appointment at Saddleback Medical Group in South Orange County, California.