About Dr. Simon Humphries

Dr. Simon Humphries, MD is a board-certified internist with over 31 years of experience providing comprehensive healthcare services in Los Altos, California. He is affiliated with El Camino Health – Mountain View Hospital, a prestigious Castle Connolly Top Hospital recognized for excellence in patient care and medical procedures. Dr. Humphries specializes in long-term, comprehensive care for adolescents, adults, and elderly patients, managing both common and complex medical conditions in office and hospital settings.

Dr. Humphries graduated from the Medical College of Wisconsin and completed his residency at St Mary’s Hospital Medical Center in Internal Medicine. He is certified by the American Board of Internal Medicine and brings more than three decades of clinical expertise to his practice. Dr. Humphries is skilled in diagnosing and treating diseases affecting the heart, blood, kidneys, joints, and digestive, respiratory, and vascular systems. He is fluent in both English and Chinese, enabling him to serve diverse communities with culturally sensitive care. Dr. Humphries offers both in-person and telehealth appointments with convenient online booking, making quality healthcare accessible to patients throughout the region. He currently welcomes new patients at his Los Altos practice.

Education & Training

Medical School – Dr. Humphries earned his medical degree from the Medical College of Wisconsin. He also holds an additional degree from the Medical College of Wisconsin in Milwaukee, WI.

Residency – He completed his residency training at St Mary’s Hospital Medical Center in Internal Medicine. He also completed additional residency training at St Mary’s Hospital and Medical Center Program, gaining comprehensive clinical experience in internal medicine.

Board Certification – Dr. Humphries is board certified by the American Board of Internal Medicine. This certification demonstrates his expertise and commitment to maintaining the highest standards of patient care in internal medicine.

Medical Conditions Treated

Dr. Humphries provides comprehensive diagnosis and treatment for a wide range of medical conditions. Conditions he treats include:

• Anaphylaxis.
• Cystic Fibrosis.
• Deep Vein Thrombosis.
• Osteoporosis.
• Pneumonia.
• Sepsis.
• Sleep Apnea.
• Hypertension and cardiovascular diseases.
• Diabetes and endocrine disorders.
• Respiratory infections and chronic lung diseases.
• Kidney and urinary tract disorders.
• Joint and musculoskeletal conditions.
• Digestive system disorders.
• Infectious diseases.
• Cancer screening and management.

Medical Procedures Performed

Dr. Humphries offers a comprehensive range of medical services and procedures. His practice includes:

• Ambulatory Care Consultation.
• Annual Check-Up.
• Annual Physical Examination.
• Aromatherapy.
• Bladder and Bowel Management.
• Blood Pressure Testing.
• Certified Medical Examination for Commercial Driver / Vessel Master.
• Preventive health screenings.
• Chronic disease management.
• Health risk assessments.
• Wellness counseling.
• Immunizations and vaccinations.
• Diagnostic testing and evaluation.

Services Offered

Dr. Humphries’s practice provides comprehensive internal medicine services tailored to each patient’s individual needs. Services include primary care consultations, preventive health screenings, chronic disease management, wellness examinations, acute illness treatment, and coordination of care with specialists when necessary. His practice emphasizes disease prevention, health maintenance, and evidence-based treatment approaches. With over 31 years of experience, Dr. Humphries provides continuity of care throughout all stages of adulthood, from adolescence through the elderly years. His practice offers convenient online booking and telehealth appointments for flexible access to quality healthcare.

Languages Spoken

Dr. Humphries is fluent in English and Chinese. His bilingual capabilities enable him to communicate effectively with diverse patient populations and provide culturally appropriate care to the communities he serves.

Accepted Insurances

Dr. Humphries’s practice accepts a wide variety of insurance plans. Major insurance providers accepted include:

• Alignment Health Plan.
• Blue Shield of California.
• Cigna.
• CVS Health (formerly Aetna).
• Directors Guild of America Employees.
• Elevance Health Inc. (formerly Anthem).
• Express Scripts.
• Kaiser Permanente.
• Medicare.
• Other Provider Networks.
• UnitedHealthcare.

Patients are encouraged to contact the office at (650) 917-6920 to verify specific insurance coverage and confirm acceptance of their plan before scheduling an appointment.

Practice Location

Dr. Humphries offers virtual visits in addition to in-person appointments:

Los Altos Office
811 Altos Oaks Dr, Suite 2.
Los Altos, CA 94024.
Phone: (650) 917-6920.

Hospital Affiliations

Dr. Humphries is affiliated with El Camino Health – Mountain View Hospital (Castle Connolly Top Hospital) in Mountain View, CA. This prestigious affiliation provides his patients with access to advanced medical resources, cutting-edge technology, and specialized services when hospital-based care is required.

Online Booking & Telehealth

Dr. Humphries offers convenient online booking for appointments. He also provides telehealth appointments, allowing patients to receive quality medical care from the comfort of their own homes. This flexibility makes healthcare more accessible to patients throughout the Los Altos area and beyond.

NPI Number

1023149440.