Affiliated with a Castle Connolly Top Hospital
Who is Dr. Chock, Internist in Ontario, CA?
Where did Dr. Chock go to medical school and complete their residency?
Is Dr. Chock board certified as an Internist?
Yes, Dr. Brandon Chock, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Chock speak?
Dr. Chock and their clinical team can communicate with patients in the following languages:
- English
What conditions does an Internist like Dr. Chock typically treat?
As an Internist, Dr. Chock diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Chock. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Single Nontoxic Thyroid Nodule
- Thyroid Disease
- Benign Thyroid Nodule
- Solitary Thyroid Nodule
ICD-10 Codes:
- E041: Nontoxic single thyroid nodule
Also known as:
- Immunization Visit
- Vaccines
- Vaccination appointment
- Shot visit
- Immunization encounter
ICD-10 Codes:
- Z23: Encounter for immunization
Also known as:
- Age-Related Osteoporosis
- Fractures
- Osteoporosis
- Senile Osteoporosis
- Primary Osteoporosis
- Bone Thinning from Aging
ICD-10 Codes:
- M810: Age-related osteoporosis without current pathological fracture
Also known as:
- Hyperthyroidism
- Hyperthyroidism (Overactive Thyroid)
- Overactive Thyroid
- Thyrotoxicosis
- High Thyroid Function
ICD-10 Codes:
- E0590: Thyrotoxicosis, unspecified without thyrotoxic crisis or storm
Also known as:
- Type 1 Diabetes
- Diabetes Type 1
- Type 1 diabetes
- Diabetes Tests & Diagnosis
- Juvenile Diabetes
- Insulin-Dependent Diabetes
- T1D
ICD-10 Codes:
- E109: Type 1 diabetes mellitus without complications
Also known as:
- Hyperparathyroidism
- Parathyroid Disorder
- Overactive Parathyroid Gland
- High Parathyroid Hormone
- PTH Overproduction
ICD-10 Codes:
- E213: Hyperparathyroidism, unspecified
Also known as:
- Thyroid Cancer
- Thyroid Carcinoma
- Malignant Thyroid Nodule
- Thyroid Gland Cancer
ICD-10 Codes:
- C73: Malignant neoplasm of thyroid gland
Also known as:
- Hypothyroidism
- Congenital hypothyroidism
- Hypothyroidism (Underactive Thyroid)
- Underactive Thyroid
- Low Thyroid Function
ICD-10 Codes:
- E039: Hypothyroidism, unspecified
What procedures does an Internist like Dr. Chock typically perform?
As an Internist, procedures performed by Dr. Brandon Chock may include:
- Ambulatory Care Consultation
- Annual Check Up
- Annual Physical
- Aromatherapy
- Bladder and Bowel Management
- Blood Pressure Testing
- Bowel and Bladder Management
- Certified Medical Examination for Commercial Driver / Vessel Master
Please contact Dr. Chock's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Chock accept my insurance?
Dr. Chock accepts most major insurance plans. Important: Please call our office at (909) 724-5000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Chock accept in Ontario, CA?
Dr. Chock in Ontario, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
AlphaCare
Humana
Kaiser Permanente
Medicare
View All Insurances
Where is Dr. Chock's office located?
What hospitals are Dr. Chock affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Chock has admitting privileges at the following hospitals:

Ranked Cancer Surgery
Ranked Mastectomy
What is Dr. Chock's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Chock's National Provider Identifier (NPI) number is 1669667523.
What common questions do patients ask about Dr. Chock?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Chock
What is Dr. Brandon Chock's specialty?
What does an Internist do?
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.