Affiliated with a Castle Connolly Top Hospital
Who is Dr. Nguyen, Internist in Ontario, CA?
What languages does Dr. Nguyen speak?
Dr. Nguyen and their clinical team can communicate with patients in the following languages:
- English
What conditions does an Internist like Dr. Nguyen typically treat?
As an Internist, Dr. Nguyen 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. Nguyen. 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:
- End-Stage Kidney Disease
- Chronic Kidney Disease
- Kidney Failure
- Chronic Kidney Disease (CKD)
- Helping Your Child Adapt to Life with Chronic Kidney Disease
- Mineral & Bone Disorder in Chronic Kidney Disease
- ESRD
- End-Stage Renal Failure
- CKD
- Long-Term Kidney Disease
ICD-10 Codes:
- N186: End stage renal disease
- N189: Chronic kidney disease, unspecified
Also known as:
- Type 2 Diabetes with Chronic Kidney Disease
- Diabetes Type 2
- Diabetic Kidney Problems
- Type 2 diabetes
- Diabetic Chronic Kidney Disease
- Long-term Kidney Failure from Type 2 Diabetes
- Type 2 Diabetes End-Stage Renal Disease
ICD-10 Codes:
- E1122: Type 2 diabetes mellitus with diabetic chronic kidney disease
Also known as:
- Dialysis Dependence
- Dialysis
- Helping Your Child Adapt to Life with Chronic Kidney Disease
- Kidney Dialysis
- Renal Replacement Therapy
- On Dialysis
ICD-10 Codes:
- Z992: Dependence on renal dialysis
Also known as:
- Kidney Transplant Aftercare
- Kidney Transplantation
- Post-kidney transplant care
- Kidney transplant follow-up
- Renal transplant recovery
ICD-10 Codes:
- Z4822: Encounter for aftercare following kidney transplant
Also known as:
- Having a Kidney Transplant
- Kidney Transplantation
- Kidney Transplant
- Renal transplant
- Kidney replacement surgery
- Post-kidney transplant
ICD-10 Codes:
- Z940: Kidney transplant status
Also known as:
- Acute Kidney Failure
- Kidney Failure
- Acute Renal Failure
- Sudden Kidney Failure
ICD-10 Codes:
- N179: Acute kidney failure, unspecified
What procedures does an Internist like Dr. Nguyen typically perform?
As an Internist, procedures performed by Dr. Jacquelyn Nguyen 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. Nguyen's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Nguyen accept my insurance?
Dr. Nguyen 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. Nguyen accept in Ontario, CA?
Dr. Nguyen in Ontario, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Alignment Healthcare
Apex Healthcare
Centene Corporation
Central Health
HealthRight Group
Inland Faculty Medical Group, Inc
Medicare
Other Health Care Provider
Other Provider Networks
UnitedHealth Group
View All Insurances
Where is Dr. Nguyen's office located?
Dr. Jacquelyn Nguyen's Primary Practice
2295 S Vineyard Ave
Ontario, CA 91761
(909) 724-5000
What hospitals are Dr. Nguyen affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Nguyen has admitting privileges at the following hospitals:

Ranked Cancer Surgery
Ranked Mastectomy
What is Dr. Nguyen's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Nguyen's National Provider Identifier (NPI) number is 1982855417.
What common questions do patients ask about Dr. Nguyen?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Nguyen
What is Dr. Jacquelyn Nguyen'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.