Mark Joseph Fredrick, MD
Please contact to confirm appointment availability
Please contact to confirm appointment availability
Specialty
Internal Medicine
Languages
English
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Seeing patients at
Patient Reviews
Patient review summary
Learn about our survey5
4
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4.7
67 reviews
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- 5.0 Reviewed on Jun 24, 2026
- Verified Review
Professional, compassionate
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- 5.0 Reviewed on Jun 17, 2026
- Verified Review
If someone is looking I'm highly satisfied
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- 5.0 Reviewed on Jun 16, 2026
- Verified Review
Because he listens to me and does his best to help me with any problems I'm having!
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- 4.0 Reviewed on Jun 10, 2026
- Verified Review
Sorry, I can’t really remember much except I wanted a prescription to go to some particular PT person and I was told I don’t have that choice on my plan he was fine even though he couldn’t accommodate everything I was looking for
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- 5.0 Reviewed on Jun 4, 2026
- Verified Review
Doctor Fredrick he’s such a great doctor I feel real comfortable with him as my doctor I would recommend anyone to him very professional and easy going the best doctor I have ever had
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- 5.0 Reviewed on May 30, 2026
- Verified Review
Dr. Fredrick is very knowledgeable and fiendly, polite and courteous, making you feel at ease while discussing your health condition.
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- 5.0 Reviewed on May 25, 2026
- Verified Review
He is the best doctor.
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- 5.0 Reviewed on May 21, 2026
- Verified Review
Because he has taken good care of me for the past 18 years and I feel comfortable with him. When he goes, I go.
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- 5.0 Reviewed on May 19, 2026
- Verified Review
Dr. Fredrick is always pleasant and courteous during our visit which puts me at ease. He’s easy to talk to in regard to my health concerns.
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- 5.0 Reviewed on May 19, 2026
- Verified Review
He is very patient and caring
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- 5.0 Reviewed on May 18, 2026
- Verified Review
Friendly, informed, professiional. Made eye contact when listening and speaking. Listened and was not rushed. Gave good advice.
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- 5.0 Reviewed on May 17, 2026
- Verified Review
He has been my physician for 25+ years and have always been pleased with his care.
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- 5.0 Reviewed on May 4, 2026
- Verified Review
Mark has been my physician for many years and has successfully treated many conditions that have arisen. I think that he is an excellent physician and diagnostician. Fortunately his office is nearby, but I would travel as far as it would take in order to be treated by him.
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- 5.0 Reviewed on Apr 24, 2026
- Verified Review
Best doctor i ever have
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- 1.0 Reviewed on Apr 22, 2026
- Verified Review
I already provided this response in the previous comments box.
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- 5.0 Reviewed on Apr 22, 2026
- Verified Review
Because
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- 3.5 Reviewed on Apr 22, 2026
- Verified Review
Appears to be relatively competent. He has taken way too long to provide a referral for an MRI and an ENT
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- 5.0 Reviewed on Apr 21, 2026
- Verified Review
Very good doctor
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- 5.0 Reviewed on Apr 17, 2026
- Verified Review
Listens to your concerns
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- 5.0 Reviewed on Apr 16, 2026
- Verified Review
Caring, listens, responds to concerns and offers effective treatment. I feel very comfortable with him, and I don't feel rushed.
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About Mark Joseph Fredrick, MD
Mark Fredrick, MD, is board certified in internal medicine. Dr. Fredrick earned his medical degree from Indiana University School of Medicine. He completed his internship and residency at Los Angeles County-USC Medical Center. In his spare time, Dr. Fredrick enjoys bicycling, photography and traveling. In addition to English, he speaks medical Span ish.Gender
Male
Board certifications
American Board of Internal Medicine
Licenses
CA, G67380
Employed or contracted
Employed
Network Name
OptumCare HealthCarePartners California
NPI
1518964998
Hospital affiliations
Orange Coast Medical Center
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Medical School
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LAC & USC Medical Center
1989
Internship
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Los Angeles General Medical Center
1988
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The contact information listed will direct you to a licensed representative that works with Medicare enrollees to explain Medicare Advantage and Prescription Drug Plan options. There may not be plans available in your area. Any information provided is limited to those plans offered in your area.
*The contact information listed will direct you to a licensed representative that works with Medicare enrollees to explain Medicare Advantage and Prescription Drug Plan options. There may not be plans available in your area. Any information provided is limited to those plans offered in your area. Please contact Medicare.gov or 1-800-MEDICARE to get information on all of your options.
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