Summary

Dr. William Cao specializes in family medicine and hospital medicine, bringing three decades of medical expertise to his practice. He earned his medical degree from the Medical College of Wisconsin and completed his residency training at Riverside County Regional Medical Center. With 30 years of experience treating patients across all age groups, Dr. Cao has developed extensive knowledge in both outpatient family care and inpatient hospital management.

Dr. Cao practices throughout Santa Cruz, California, with affiliations at Dominican Hospital and Sutter Maternity And Surgery Center of Santa Cruz. His clinical focus includes treating serious infections like sepsis in adults, children, and newborns. He performs diagnostic imaging procedures including chest X-rays and CT scans to help identify and monitor various medical conditions. Patients have rated Dr. Cao 4.6 out of 5 stars, reflecting their confidence in his comprehensive approach to both routine family medicine and complex hospital-based care.
Read More Read less

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.6
  • 30 years of experience
  • Riverside County Regional Medical Center
  • 6 written reviews
  • 2 specialties
  • 7 areas of expertise
  • 2 board certifications
  • 2 hospital affiliations
  • 4 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. William Thomas Cao has 4 locations

Palo Alto Medical Foundation Santa Cruz Hospitalists

1661 Soquel Dr Ste DSanta Cruz, CA 95065
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Dominican Hospital

1555 Soquel DrSanta Cruz, CA 95065

Dignity Health Medical Group Dominican

9515 Soquel Dr Ste 100Aptos, CA 95003
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Compare with Similar Doctors

Dr. William Thomas Cao, MD
Dr. Michelle Simi, MD
Dr. Georgine Nanos, MD
Sherry Amankwa, MSN, APRN, FNP-C
Dr. William Thomas Cao, MDDr. Michelle Simi, MDDr. Georgine Nanos, MDSherry Amankwa, MSN, APRN, FNP-C
Family MedicineFamily MedicineFamily MedicineFamily Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.6 
4.3 
3.8 
30 Years of Experience 32 Years of Experience 24 Years of Experience 6 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English
Santa Cruz , CAORINDA , CAEncinitas , CABaltimore , MD
Med School: Medical College Of Wisconsin Med School: University Of Chicago Division Of The Biological Sciences The Pritzker School Of Medicine Med School: George Washington University School Of Medicine & Health Sciences
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. William Thomas Cao

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. William Thomas Cao has the following 2 specialties

Specialty Expertise

Dr. William Thomas Cao has the following 7 areas of expertise

  • Check-up
  • Contraception
  • Family Planning
  • Hospital Medicine
  • Immunization
  • Influenza
  • Weight Loss

Certifications, License, & Education

30 Years Experience

Dr. William Thomas Cao holds an expired medical license in the state of California.

Medical License

Medical Doctor with an expired medical license in the state of California that expired in 2026.

Education & Training

Residency

Completed their residency at Riverside County Regional Medical Center.

Medical School

Graduated from Medical College Of Wisconsin and Medical College Of Wisconsin in 1996.

NPI Number

Dr. Cao's NPI number is 1932189529.

Similar doctors

Frequently Asked Questions

Which hospitals is Dr. William Thomas Cao affiliated with?
Dr. William Thomas Cao is affiliated with Dominican Hospital and Sutter Maternity And Surgery Center Of Santa Cruz.
Does Dr. William Thomas Cao accept my insurance?
You can see the insurance plans that Dr. William Thomas Cao accepts on their Vitals profile.
How can I make an appointment with Dr. William Thomas Cao?
You can find contact information for Dr. William Thomas Cao here on Vitals.
Where is Dr. William Thomas Cao's office located?
Dr. William Thomas Cao's office is located at 1661 Soquel Dr Ste D, Santa Cruz, CA, 95065.
Does Dr. William Thomas Cao accept virtual/telehealth appointments?
Dr. William Thomas Cao has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews

Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.

Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.

Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.