0 reviews
Summary
Dr. Kathryn Nicole Marquez treats chronic kidney disease, high cholesterol in children and teens, and hyperlipidemia, and performs substance use disorder screening and ankle-brachial index testing in her family medicine practice. She is affiliated with Troesh Medical Center and Loma Linda University Medical Center East Campus Hospital, both in Loma Linda, California. Dr. Marquez earned her medical degree from Our Lady of Fatima University College of Medicine and has eight years of experience.
Overview based on verified provider data
Quick Facts
- 8 years of experience
- 8 insurance plans accepted
- Our Lady Of Fatima University College Of Medicine
- 1 specialty
- 2 hospital affiliations
- 3 office locations
- Female
Office Locations
Dr. Kathryn Nicole Barbaza Marquez has 3 locationsLoma Linda University Medical Center East Campus Hospital
25333 Barton RdLoma Linda, CA 92354 Tel: (909) 558-6000
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Dr. Kathryn Nicole Barbaza Marquez | Dr. Georgine Nanos, MD | Dr. Rolando Gomez, MD, MHA | Dr. Michael Gray, MD |
| Family Medicine | Family Medicine | Family Medicine | Family Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 8 Years of Experience | 24 Years of Experience | 9 Years of Experience | 31 Years of Experience |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks English, Spanish | Speaks English, Spanish, Portuguese, French | Speaks English | |
| Loma Linda , CA | Encinitas , CA | Coral Gables , FL | Annapolis , MD |
| Med School: Our Lady Of Fatima University College Of Medicine | Med School: George Washington University School Of Medicine & Health Sciences | Med School: American University Of Antigua College Of Medicine | Med School: University Of Maryland School Of Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Kathryn Nicole Barbaza Marquez
Medical Specialties
Dr. Kathryn Nicole Barbaza Marquez has the following specialty
Certifications, License, & Education
8 Years Experience
Dr. Kathryn Nicole Barbaza Marquez holds an active medical license in the state of California.
Medical License
| Position | State | Year | Status |
|---|---|---|---|
| Medical Doctor | California | 2026 | Active |
Education & Training
Medical School
Graduated from Our Lady Of Fatima University College Of Medicine in 2018.
NPI Number
Dr. Marquez's NPI number is 1518594449.
Similar Doctors
Frequently Asked Questions
- How can I make an appointment with Dr. Kathryn Nicole Marquez?
- You can find contact information for Dr. Kathryn Nicole Marquez here on Vitals.
- Does Dr. Kathryn Nicole Marquez accept virtual/telehealth appointments?
- Dr. Kathryn Nicole Marquez has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Where is Dr. Kathryn Nicole Marquez's office located?
- Dr. Kathryn Nicole Marquez's office is located at 11234 Anderson St, Loma Linda, CA, 92350.
- Which hospitals is Dr. Kathryn Nicole Marquez affiliated with?
- Dr. Kathryn Nicole Marquez is affiliated with Troesh Medical Center and Loma Linda University Medical Center East Campus Hospital.
- Does Dr. Kathryn Nicole Marquez accept my insurance?
- You can see the insurance plans that Dr. Kathryn Nicole Marquez accepts on their Vitals profile.
Data Sources
This provider profile is built using data from:
- NPPES NPI Registry
- State medical licensing boards
- Healthcare system and provider network data
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.




