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BEST RATED FONTANA, CA ENDOCRINOLOGISTS

3 Best Endocrinologists in Fontana, CA

Expert-recommended Top 3 Endocrinologists in Fontana, California. All of our endocrinologists actually face a rigorous 50-Point Inspection, which includes customer reviews, history, complaints, ratings, satisfaction, trust, cost and general excellence. You deserve only the best!

Matthew Luther McCauley, MD - Fontana, CA Endocrinologists - Doctor Portrait Image
Matthew Luther McCauley, MD - Fontana, CA Endocrinologists - Hospital Interior Image
Matthew Luther McCauley, MD - Fontana, CA Endocrinologists - Hospital Exterior Image
Best Endocrinologists in Fontana CA - Matthew Luther McCauley, MD - FONTANA MEDICAL CENTER - KAISER PERMANENTE video
10+ YEARS IN TBR
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MATTHEW LUTHER MCCAULEY, MD

(4.9 Score)
KAISER PERMANENTE 9961 Sierra Avenue,
Fontana, CA 92335 Directions

Since 1995

Specialty:

✓High Cholesterol Levels ✓Hyponatremia ✓Hypopituitarism ✓Hyperthyroidism ✓Fatigue ✓Addison Disease ✓Cushing Disease ✓Testicular Dysfunction ✓Acromegaly ✓Hyposmolality ✓Hypothyroidism ✓Gland Issues ✓Obesity ✓Thyroid Cyst ✓Osteopenia ✓Osteoporosis ✓Lipid Disorders ✓Thyroid Nodule ✓Hormone Disorders ✓Cholesterol Screening ✓Diabetic Evaluation ✓Diabetes Screening ✓ACTH Cosyntropin Stimulation Test ✓Dexamethasone Suppression Test ✓Oral Glucose Tolerance Test ✓Endocrine Gland Cancer

" Dr. Matthew Luther McCauley holds board certification from the American Board of Internal Medicine, and obtained his medical degree from Howard University College of Medicine in Washington, D.C. Dr. McCauley completed his residency in internal medicine and his fellowship in endocrinology at Los Angeles County and the University of Southern California, where he developed a keen interest in internal medicine and endocrine-related disorders. He is currently affiliated with Kaiser Permanente Fontana Medical Center. The center has 420 beds with 400,000 members of Kaiser Permanente's health care plans in the area.

2026 Highlights: Dr. Matthew Luther McCauley has practiced in this field for over 30 years. He is also affiliated with Ontario Medical Center. "

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License #A62496

Contact:

(833) 574-2273

Mon-Fri: 8am - 5pm
Sat & Sun: closed

TBR® Inspection Report:

Brandon Edward Chock, MD - Fontana, CA Endocrinologists - Doctor Portrait Image
Brandon Edward Chock, MD - Fontana, CA Endocrinologists - Hospital Exterior Image
Brandon Edward Chock, MD - Fontana, CA Endocrinologists - Hospital Interior Image
Best Endocrinologists in Fontana CA - Brandon Edward Chock, MD - Fontana Medical Center - Kaiser Permanente video
3+ YEARS IN TBR
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BRANDON EDWARD CHOCK, MD

(4.8 Score)
KAISER PERMANENTE 9961 Sierra Avenue,
Fontana, CA 92335
Directions

Since 2006

Specialty:

✓Diabetes ✓Obesity ✓Parathyroid ✓Thyroid ✓Parathyroid Glands ✓Pituitary Gland ✓Adrenal Glands ✓ Reproductive Organ Disorders ✓Other Hormonal Disorders ✓Diabetes ✓Osteoporosis ✓Thyroid Conditions ✓Parathyroid Conditions ✓Pituitary Conditions ✓Adrenal Conditions ✓Reproductive Organ Conditions ✓Diabetes and Lipid Metabolism

" Dr. Brandon Edward Chock is a board-certified endocrinologist by the American Board of Internal Medicine based in Fontana, California. He completed his Fellowship in Endocrinology at UC Davis Medical Center in Sacramento, CA. Dr. Chock and his expert team provide comprehensive care to patients, starting from the diagnosis stage and continuing through to the establishment of a treatment plan. Before beginning treatment, Dr. Chock conducts a detailed patient evaluation and refers them for any required tests. Dr. Chock has a keen interest in keeping up with the latest scientific advancements in his field as he strives to provide the best possible treatment to his patients. Patients can request flexible appointments if needed.

2026 Highlights: Dr. Brandon Edward Chock is also board-certified in Diabetes and Metabolism. He specializes in managing Type 1 and Type 2 diabetes. "

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License #A101519

Contact:

(833) 574-2273

By Appointment

TBR® Inspection Report:

Ruvdeep Singh Randhawa, MD - Fontana, CA Endocrinologists - Doctor Portrait Image
Ruvdeep Singh Randhawa, MD - Fontana, CA Endocrinologists - Hospital Exterior Image
Ruvdeep Singh Randhawa, MD - Fontana, CA Endocrinologists - Hospital Interior Image
Best Endocrinologists in Fontana CA - Ruvdeep Singh Randhawa, MD - FONTANA MEDICAL CENTER video
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RUVDEEP SINGH RANDHAWA, MD

(4.8 Score)
FONTANA MEDICAL CENTER
9961 Sierra Avenue,
Fontana, CA 92553
Directions

Since 2000

Specialty:

✓Hormone-related Disorders ✓Growth Disorders ✓Puberty ✓Thyroid and Adrenal Gland Disorders ✓Diabetes ✓Thyroid Ailments ✓Metabolic and Nutritional Disorders ✓Pituitary Diseases

" Dr.Ruvdeep Singh Randhawa earned his Medical degree at Loma Linda University School of Medicine. He completed his fellowship in Endocrinology at the University of California Los Angeles Medical Center. He earned his internship in Internal Medicine/Psychiatry at Loma Linda University Medical Center. He completed his residency in pediatrics at Loma Linda University Children's Hospital in Loma Linda, CA. He holds Board certification from the American Board of Pediatrics in Pediatrics and Pediatric Endocrinology. He joined Permanente Medical Group in 2008. He is affiliated with Kaiser Permanente. He specializes in treating hormone-related problems, growth, puberty, and conditions of the thyroid and adrenal glands.

2026 Highlights: He is also affiliated with Ontario Medical Center and has over 25 years of experience. 1. He has published articles about Genetic Mutations & Pediatric Obesity and Fetal Growth Restrictions. "

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License #A79420

Contact:

(909) 427-5000

By Appointment

TBR® Inspection Report:

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MATTHEW LUTHER MCCAULEY, MD REVIEWS

I had a mammogram and they took me in at my appointment time. The technician very professional and courteous. It was a good experience.

I visited a patient and the staff were very friendly and professional. The hospital was very clean.

Saved my Life. He found my cancer early enough to fight it.

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BRANDON EDWARD CHOCK, MD REVIEWS

Dr. Chock is the absolute best endocrinologist. He is kind, caring and very thorough. I'm sad that he is only with Kaiser because my experience with him was amazing. He really is the best part of being a Kaiser patient in my opinion.

Dr Chock is a great doctor. He is thorough and professional. He spends as much time as necessary with each patient. He doesn't make you feel rushed. He is also friendly and kind.

I had the most amazing experience with this provider. He and his Nurse are so very professional and made me feel very comfortable with my procedure. He explained everything that he was doing in great detail and was very thorough. Afterwards, he made sure that I was alright and answered all of my questions. He personally walks each patient to the door when he’s done. I highly recommend this provider. He is professional and genuinely cares about his patients.

RUVDEEP SINGH RANDHAWA, MD REVIEWS

Dr. Randhawa is one of the doctors who truly connects with his patients and their families. He has thousands of patients called 'Happy's Artists' who bring him the sweetest drawings and notes to show how much they appreciate him. He’s humble, kind, and always focused on what’s best for his patients in the long run.

Absolutely caring, wonderful doctor! I can't tell you how appreciative we are for Dr. Happy's care. He has gone above and beyond for our child. So grateful!.

Dr Happy, as he is called to his kids, is the best. He is always has so much patience with my questions and listens to my daughter concerns.

TBR® Inspection Score Report

MATTHEW LUTHER MCCAULEY, MD Total Inspection Points: 117/120
Business Hours: 8
Complete Info: 9
Acknowledgments: 10
Business Images: 10
Contact Info: 10
License: 10
Exact Services: 10
Experience: 10
Legitimate Ratings: 10
Location Proximity: 10
Online Appointment: 10
Video: 10

TBR® Inspection Score Report

BRANDON EDWARD CHOCK, MD Total Inspection Points: 116/120
Acknowledgments: 8
Complete Info: 9
Experience: 9
Insurance : 10
Business Images: 10
Contact Info: 10
License: 10
Exact Services: 10
Legitimate Ratings: 10
Location Proximity: 10
Online Appointment: 10
Video: 10

TBR® Inspection Score Report

RUVDEEP SINGH RANDHAWA, MD Total Inspection Points: 115/120
Acknowledgments: 8
Responsiveness: 8
Complete Info: 9
Business Images: 10
Contact Info: 10
License: 10
Exact Services: 10
Experience: 10
Legitimate Ratings: 10
Location Proximity: 10
Online Appointment: 10
Video: 10