Dr. William Hamstra, DO
Dr. William Hamstra, DO is a general surgeon in Stockton, CA and has over 35 years of experience in the medical field. He graduated from Oklahoma State University Center for Health Sciences College of Osteopathic Medicine in 1986. He is affiliated with medical facilities Kaiser Permanente Manteca Medical Center and St. Joseph's Medical Center Stockton. He is accepting new patients.
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7373 West Ln Stockton, CA 95210Make an Appointment
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Dr. Hamstra's Reviews
Likelihood to recommend Dr. Hamstra
4.8
| 5 Star | 94% | 94% |
| 4 Star | 0% | 0% |
| 3 Star | 0% | 0% |
| 2 Star | 0% | 0% |
| 1 Star | 6% | 6% |
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How was your experience with Dr. Hamstra?Overall Patient Satisfaction
Likelihood of recommending Dr. Hamstra to family and friends is 4.75 out of 5
About Me
care philosophy
Our care philosophy as an Osteopathic practice is to provide comprehensive care, integrating the mind and body, in order to alleviate pain, increase wellness, and improve health. Rather than focusing exclusively on the disease and its symptoms,...read moreGeneral Surgery
Bariatric Surgery
Laparoscopic Surgery
Robotic Surgery
*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
San Francisco General Hosp-uc San Francisco
Residency HospitalRiverside Osteopathic Hospital
Residency Hospital, 1991Normandy Osteo Hosps
Internship Hospital, 1987Oklahoma State University Center For Health Sciences College Of Osteopathic Medicine
Medical School, 1986
Healthgrades receives board action history for physicians and physician assistants. The information displayed here is sourced from independent information providers, such as state board websites, and may not be the most up-to-date information. Healthgrades makes no representations with respect to the accuracy of any information provided here and assumes no responsibility or liability for such information.
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Affiliated Hospitals
- Recipient of 6
hospital awardsPatient Safety Excellence Award™ (2025, 2024, 2023)
Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications
View all awardsSurgical Care Excellence Award™ (2025, 2024)
Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications
View all patient feedbackHow patients felt about the care they received at this hospital.
84%Patients said they were given information about recovering at home74%Patients said that doctors always listened to them and explained things well2% lower than the national average
- Recipient of 7
hospital awardsView all awardsAmerica's 250 Best Hospitals Award™ (2025, 2024, 2023)
Top 5% in the nation for consistently delivering clinical quality
View all patient feedbackHow patients felt about the care they received at this hospital.
84%Patients said they were given information about recovering at home73%Patients said that nurses always listened to them and explained things well2% lower than the national average
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