COVID-19 update: Michael J. Lazar Urology is temporarily closed. All other NCMA offices remain open. Telehealth virtual visits are available by appointment at many NCMA offices.

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Your health. Our caregivers.


Your North Bay community healthcare
providers since 1975


We’re dedicated to delivering the highest quality care.

At NCMA Cardiovascular Services, our goal has been to create one of the most comprehensive and cost-effective health care groups in the nation.

From cardiac catheterization to open-heart surgery, from electrophysiology to rehabilitation and prevention, to new breakthroughs in transcatheter aortic valve replacement (TAVR), the Northern California Medical Associates Cardiovascular Services team is dedicated to delivering the highest quality care and the best patient results. Our professional staff not only maintains its commitment to our patients’ health and well-being but to maintaining a tradition of excellence and expertise in our practice of the most current, innovative treatments in cardiovascular medicine.

NCMA Services

We’ll take care of you

NCMA Redwood Family Dermatology providers

NCMA Redwood Family Dermatology

Skin health: Sonoma County & Mendocino County’s top adult and pediatric dermatology providers. Laser and cosmetic services available at our main office on Mendocino Avenue in Santa Rosa.

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Yuichiro Nakai NCMA Endocrinology and Diabetes Center

NCMA Endocrinology & Diabetes Center

NCMA Endocrinology & Diabetes Center providers specialize in diabetes care, metabolic syndrome, thyroid hormone imbalances, thyroid masses & cancers, lipid disorders, osteoporosis and more.

Rachel Mayorga, MD

Healdsburg Internal Medicine

Rachel Mayorga, MD, FACP, is Healdsburg’s top primary care doctor, specializing in internal medicine and geriatric medicine. Her practice focuses on individualized preventive and long-term wellness.

Family Medicine

Caring for your family

Northern California Medical Associates family medicine physicians serve patients at our offices in Santa Rosa and Petaluma in Sonoma County, and in Mendocino and greater Mendocino County. Our family medicine providers and staff are proud to deliver primary healthcare for individuals and families at every stage of life.

We also offer telehealth virtual visits for many appointments. Office-based prevention and screening programs include: check-ups, health screenings, immunizations, laboratory tests, general and sports physical exams, well-baby and well-childcare, behavioral health, women’s health, and many other primary medical care services. NCMA family medicine physicians also specialize in helping patients identify and manage chronic diseases including: diabetes, high blood pressure, heart disease and arthritis.


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