5
1 Rating with 1 written Review
Summary
Dr. Duncan graduated from the University of California San Diego School of Medicine in 1991. He works in Placerville, CA and 4 other locations and specializes in Emergency Medicine. Dr. Duncan is affiliated with Sierra Nevada Memorial Hospital, Mercy General Hospital, Mercy Hospital Of Folsom, Marshall Medical Center and Methodist Hospital Of Sacramento.
Quick Facts
- 35 years of experience
- Uc Davis Medical Center
- 1 written review
- 1 specialty
- 3 areas of expertise
- 1 board certification
- 5 hospital affiliations
- 5 office locations
- Male
Patients’ Perspective
- Gave an accurate diagnosis
- Had a good bedside manner
- Spent time with me
Based on patient feedback. Read the reviews
Office Locations
Dr. David Ralph Duncan has 5 locationsCompare with Similar Doctors
 |  |  | |
| Dr. David Ralph Duncan, MD | Dr. Frank Byoung Lee, MD | Christopher Carleo, MD | Dr. Shao-Ta Yeh, MD |
| Emergency Medicine | Emergency Medicine | Emergency Medicine | Emergency Medicine |
| Accepts New Patients | Accepts New Patients | ||
| 35 Years of Experience | 23 Years of Experience | 28 Years of Experience | 19 Years of Experience |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | No Virtual Visit Option |
| Speaks English, Spanish, Tagalog, Portuguese | Speaks English | ||
| Placerville , CA | Allen , TX | East Setauket , NY | Sacramento , CA |
| Med School: University Of California San Diego School Of Medicine | Med School: New York Medical College | Med School: Suny Stony Brookhealth | Med School: Drexel University College Of Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. David Ralph Duncan
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. David Ralph Duncan has the following specialty
Specialty Expertise
Dr. David Ralph Duncan has the following 3 areas of expertise
Certifications, License, & Education
35 Years Experience
Dr. David Ralph Duncan 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 Uc Davis Medical Center.
Medical School
Graduated from University Of California San Diego School Of Medicine in 1991.
NPI Number
Dr. Duncan's NPI number is 1528068459.
Similar doctors
- Dr. Curtiss Eugene Weidmer, MDPublic Health & General Preventive Medicine59 Years Exp | Placerville, CA
Frequently Asked Questions
- Does Dr. David Duncan accept virtual/telehealth appointments?
- Dr. David Duncan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Which hospitals is Dr. David Duncan affiliated with?
- Dr. David Duncan is affiliated with Sierra Nevada Memorial Hospital, Mercy General Hospital, Mercy Hospital Of Folsom, Marshall Medical Center, and Methodist Hospital Of Sacramento.
- How can I make an appointment with Dr. David Duncan?
- You can find contact information for Dr. David Duncan here on Vitals.
- Does Dr. David Duncan accept my insurance?
- You can see the insurance plans that Dr. David Duncan accepts on their Vitals profile.
- Where is Dr. David Duncan's office located?
- Dr. David Duncan's office is located at 1100 Marshall Way, Placerville, CA, 95667.
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.
