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Summary
Dr. Ronald Spier is an internal medicine physician who brings 17 years of experience to his practice. He earned his medical degree from Western University Health Sciences College of Osteopathic Medicine of the Pacific and completed his residency training at Loma Linda University Medical Center. As a Doctor of Osteopathy, Dr. Spier combines traditional medical practices with osteopathic principles that emphasize the body's natural healing abilities.
Dr. Spier practices at Kaiser Foundation Hospital in Fontana, California, and maintains affiliations with Loma Linda University Children's Hospital. His clinical expertise focuses on managing complex conditions such as diabetes, kidney disease, and serious infections. He regularly performs important diagnostic tests including comprehensive blood work and specialized screenings for diabetic complications. These services help patients monitor their health and catch potential problems early.
Dr. Spier practices at Kaiser Foundation Hospital in Fontana, California, and maintains affiliations with Loma Linda University Children's Hospital. His clinical expertise focuses on managing complex conditions such as diabetes, kidney disease, and serious infections. He regularly performs important diagnostic tests including comprehensive blood work and specialized screenings for diabetic complications. These services help patients monitor their health and catch potential problems early.
Overview based on verified provider data
Quick Facts
- 17 years of experience
- 46 insurance plans accepted
- Loma Linda University Medical Center
- 1 specialty
- 6 areas of expertise
- 1 board certification
- 1 hospital affiliation
- 1 office location
- Male
Office Location
Compare with Similar Doctors
 |  |  |  |
| Dr. Ronald A Spier, DO | Dr. Tooba Rehman, MD | Eric Harker | Dr. Adama Diarra, DO |
| Internal Medicine | Internal Medicine | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 17 Years of Experience | 16 Years of Experience | 25 Years of Experience | 14 Years of Experience |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks English | Speaks English, French, Bambara | ||
| Fontana , CA | Katy , TX | Lyons , CO | TIGARD , OR |
| Med School: Western Univ Health Sci College Of Osteopathic Medicine Of The Pacific | Med School: CHICAGO MEDICAL SCHOOL AT ROSALIND FRANKLIN UNIVERSITY OF MEDICINE & SCIENCE | Med School: Duke University School Of Medicine | Med School: Arizona College of Osteopathic Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Ronald A Spier
Medical Specialties
Dr. Ronald A Spier has the following specialty
Specialty Expertise
Dr. Ronald A Spier has the following 6 areas of expertise
Certifications, License, & Education
17 Years Experience
Dr. Ronald A Spier holds an active medical license in the state of California.
Medical License
Doctor Of Osteopathy with an active medical license in the state of California that expires in 2026.
Education & Training
Residency
Completed their residency at Loma Linda University Medical Center.
Medical School
Graduated from Western Univ Health Sci College Of Osteopathic Medicine Of The Pacific in 2009.
NPI Number
Dr. Spier's NPI number is 1124261631.
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Frequently Asked Questions
- Is Dr. Ronald A Spier accepting new patients?
- Dr. Ronald A Spier has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- Does Dr. Ronald A Spier accept my insurance?
- You can see the insurance plans that Dr. Ronald A Spier accepts on their Vitals profile.
- Where is Dr. Ronald A Spier's office located?
- Dr. Ronald A Spier's office is located at 9961 Sierra Ave, Fontana, CA, 92335.
- How can I make an appointment with Dr. Ronald A Spier?
- You can find contact information for Dr. Ronald A Spier here on Vitals.
- Which hospitals is Dr. Ronald A Spier affiliated with?
- Dr. Ronald A Spier is affiliated with Loma Linda University Childrens Hospital.
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