0 reviews
Summary
Dr. Sidney Mercado is an internal medicine physician with 18 years of experience providing comprehensive care for adult patients. He earned his medical degree from Loma Linda School of Medicine and completed his internship and residency at Harbor UCLA Medical Center. Dr. Mercado furthered his training with a fellowship at Cedars-Sinai Medical Center in 2015. He provides care in English to serve his diverse patient community.
Dr. Mercado practices at Harbor UCLA Medical Center and sees patients in Torrance and San Gabriel, California. He specializes in managing complex conditions such as respiratory failure and Type 2 diabetes. His expertise includes advanced procedures like therapeutic hypothermia and comprehensive diagnostic testing including complete blood counts and chest imaging. Dr. Mercado's extensive training and years of practice enable him to provide thorough internal medicine care for patients with various health needs.
Dr. Mercado practices at Harbor UCLA Medical Center and sees patients in Torrance and San Gabriel, California. He specializes in managing complex conditions such as respiratory failure and Type 2 diabetes. His expertise includes advanced procedures like therapeutic hypothermia and comprehensive diagnostic testing including complete blood counts and chest imaging. Dr. Mercado's extensive training and years of practice enable him to provide thorough internal medicine care for patients with various health needs.
AI-generated from data on this provider profile.
Quick Facts
- accepting new patients
- 18 years of experience
- 29 insurance plans accepted
- speaks English
- Cedars- Sinai Medical Center
- 2 specialties
- 2 areas of expertise
- 1 hospital affiliation
- 2 office locations
- Male
Office Locations
Dr. Sidney Alan Mercado has 2 locationsCompare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Dr. Sidney Alan Mercado, MD | Dr. George Mousa, MD | Dr. Alaa Hajal, MD | Eric Harker |
| Internal Medicine | Internal Medicine | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 18 Years of Experience | 17 Years of Experience | 15 Years of Experience | 25 Years of Experience |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks English | Speaks English | ||
| Torrance , CA | Upland , CA | Diamond Bar , CA | Lyons , CO |
| Med School: Loma Linda School of Medicine | Med School: University Of Aleppo Faculty Of Medicine | Med School: University Of Damascus Faculty Of Medicine | Med School: Duke University School Of Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Sidney Alan Mercado
Medical Specialties
Dr. Sidney Alan Mercado has the following 2 specialties
Specialty Expertise
Dr. Sidney Alan Mercado has the following 2 areas of expertise
Certifications, License, & Education
18 Years Experience
MEDICAL LICENSE
Medical Doctor, California, 2027, Active
EDUCATION & TRAINING
Fellowship
Cedars- Sinai Medical Center2015
Residency
Harbor UCLA Medical Center2011
Internship
Harbor UCLA Medical Center2009
Medical School
Loma Linda School of MedicineGraduated in 2008
Similar doctors
Frequently Asked Questions
- Is Dr. Sidney Mercado accepting new patients?
- Dr. Sidney Mercado is accepting new patients on Vitals. View Dr. Sidney Mercado's profile on Vitals to make an appointment.
- Where is Dr. Sidney Mercado's office located?
- Dr. Sidney Mercado's office is located at 3330 Lomita Blvd, Torrance, CA, 90505.
- Does Dr. Sidney Mercado accept virtual/telehealth appointments?
- Dr. Sidney Mercado has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Does Dr. Sidney Mercado accept my insurance?
- You can see the insurance plans that Dr. Sidney Mercado accepts on their Vitals profile.
- Which hospitals is Dr. Sidney Mercado affiliated with?
- Dr. Sidney Mercado is affiliated with Harbor Ucla Medical Center.
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.





