Who We Are

David Herbert, M.D.
President/CEO
(916) 887-4903
herbertd@sutterhealth.org

Jose A. Arevalo, M.D.
Chief Medical Officer
(916) 887-4904
arevalj@sutterhealth.org

Thomas Hopkins, M.D.
Chairman of the Board
Specialty: Internal Medicine
Phone: (916) 446-4449

Adarsh Bhat, M.D.
Secretary
​Specialty: Nephrology
Phone: (916) 789-1505

Richard Areen, M.D.
Treasurer
​Specialty: Otolaryngology
Phone: (916) 736-3399

Muhammed Afzal, M.D.
Specialty: Pulmonary and Critical Care
Phone: (916) 325-1040

Marc Concepcion, D.O.
Specialty: Family Medicine
Phone: (916) 371-4939

Elisa Horta, M.D.
​Specialty: Family Medicine
​Phone: (530) 758-1563

Margaret Parsons, M.D.
Specialty: Dermatology
Phone: (916) 739-1505

Christopher Price, M.D.
​Specialty: Family Medicine
Phone: (916) 868-6300

Charanjit Sandhu, M.D.
Specialty: Internal Medicine
Phone: (916) 569-4400

Patricia Sierra, M.D.
Specialty: Ophthalmology
Phone: (916) 649-1515

Naveen Manohar
Specialty: Pediatric Cardiology
​Phone: (916) 750-2323

Jonathan Thygeson, M.D.
Specialty: Pediatrics
​Phone: (916) 924-8754

Mark Vaughan, M.D.
Specialty: Family Medicine
​Phone: (530) 886-8630

Peter Wu, M.D.
​Specialty: Family Medicine
Phone: (916) 391-7200

Sanjay Yadlapalli, M.D., FACC
Specialty: Cardiovascular Disease
​Phone: (916) 782-2146