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1 Rating
Summary
Dr. David Ralston has practiced internal medicine, adolescent medicine, and pediatrics for 53 years. He completed his residency at Legacy Health System and sees patients in Arroyo Grande, California.
Overview based on verified provider data
Quick Facts
- 53 years of experience
- 2 insurance plans accepted
- Legacy Health System
- 3 specialties
- 3 areas of expertise
- 1 office location
- Male
Office Location
Compare with Similar Doctors
 |  |  |  |
| Dr. David W Ralston, MD | Dr. Alaa Hajal, MD | Karthikeyan Viswanathan, DO | Dr. Suma Oommen, MD |
| Internal Medicine | Internal Medicine | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 53 Years of Experience | 15 Years of Experience | 12 Years of Experience | |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks English, Tamil | Speaks English | ||
| Arroyo Grande , CA | Diamond Bar , CA | Palo Alto , CA | Lake Forest , CA |
| Med School: Keck School Of Medicine Of The University Of Southern California | Med School: University Of Damascus Faculty Of Medicine | Med School: Bassett Medical Center - Cooperstown, New York | Med School: Christian Medical College, Vellore in India |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. David W Ralston
Medical Specialties
Dr. David W Ralston has the following 3 specialties
Specialty Expertise
Dr. David W Ralston has the following 3 areas of expertise
Certifications, License, & Education
53 Years Experience
Dr. David W Ralston 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 Legacy Health System.
Medical School
Graduated from Keck School Of Medicine Of The University Of Southern California in 1973.
NPI Number
Dr. Ralston's NPI number is 1861537565.
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Frequently Asked Questions
- Where is Dr. David Ralston's office located?
- Dr. David Ralston's office is located at 345 S Halcyon Rd, Arroyo Grande, CA, 93420.
- Does Dr. David Ralston accept my insurance?
- You can see the insurance plans that Dr. David Ralston accepts on their Vitals profile.
- How can I make an appointment with Dr. David Ralston?
- You can find contact information for Dr. David Ralston here on Vitals.
- Is Dr. David Ralston accepting new patients?
- Dr. David Ralston has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- Does Dr. David Ralston accept virtual/telehealth appointments?
- Dr. David Ralston has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Data Sources
This provider profile is built using data from:
- NPPES NPI Registry
- State medical licensing boards
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