4.3
9 Ratings
Summary
Originally from Bolivia, Dr. Diaz has been providing quality community health care since 1989. A graduate of the University Major of San Andres, La Paz, Bolivia, Dr. Diaz completed his pediatric residency at Columbus-Cabrini Medical Center, Chicago. Dr. Diaz is married and has two sons. Dr. Diaz is fluent in Spanish and is one of ACCESS Regional Medical Directors. Originario de Bolivia, el Dr. Diaz ha estado ofreciendo a la comunidad servicios medicos de calidad desde 1989. Es graduado de la Universidad Mayor de San Andres, La Paz, Bolivia. Completo su residencia en pediatria en el Centro Medico Columbus-Cabrini de Chicago. El Dr. Diaz esta casado y tiene dos hijos. Habla espanol y es uno de los Directores Medicos Regionales de ACCESS.
Quick Facts
- accepting new patients
- 38 years of experience
- speaks English, Spanish
- Columbus Hospital
- 1 specialty
- 5 areas of expertise
- 2 office locations
- Male
Patients’ Perspective
- Gave an accurate diagnosis
- Had a good bedside manner
- Spent time with me
Based on patient feedback. Read the reviews
Office Locations
Dr. Oscar Diaz has 2 locationsEsperanza Brighton Park
4700 S California AveChicago, IL 60632 Tel: (773) 584-6200
Mon7:30 am - 5:30 pm
Tue7:30 am - 6:30 pm
Wed7:30 am - 6:30 pm
Thu7:30 am - 6:30 pm
Fri7:30 am - 4:00 pm
Sat7:30 am - 4:00 pm
SunClosed
Esperanza California
2001 S California Ave Ste 100Chicago, IL 60608 Tel: (773) 584-6200
Mon7:00 am - 5:30 pm
Tue7:00 am - 6:00 pm
Wed7:00 am - 6:00 pm
Thu7:00 am - 6:00 pm
Fri7:00 am - 5:30 pm
Sat7:00 am - 2:00 pm
SunClosed
Compare with Similar Doctors
 |  |  |  |
| Dr. Oscar Diaz, MD | Dr. Brian P. Dumais, MD | Dr. Charlotte H Mitchell, MD | Dr. Basel Katerji, MD |
| Pediatrics | Pediatrics | Pediatrics | Pediatrics |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 38 Years of Experience | 25 Years of Experience | 39 Years of Experience | 21 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English, Spanish | Speaks English | Speaks English, Spanish | Speaks English |
| Chicago , IL | Orland Park , IL | Olympia Fields , IL | Lyons , IL |
| Med School: Universidad Mayor De San Andres Facultad De Medicina | Med School: University Of Illinois At Chicago College Of Medicine | Med School: Southern Illinois University School Of Medicine | Med School: University Of Aleppo |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Oscar Diaz
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. Oscar Diaz has the following specialty
Specialty Expertise
Dr. Oscar Diaz has the following 5 areas of expertise
Certifications, License, & Education
38 Years Experience
Dr. Oscar Diaz holds an expired medical license in the state of Illinois.
Medical License
Medical Doctor with an expired medical license in the state of Illinois that expired in 2026.
Education & Training
Residency
Completed their residency at Columbus Hospital.
Medical School
Graduated from Universidad Mayor De San Andres Facultad De Medicina in 1988.
NPI Number
Dr. Diaz's NPI number is 1174618383.
Similar doctors
Frequently Asked Questions
- Is Dr. Oscar Diaz accepting new patients?
- Dr. Oscar Diaz is accepting new patients on Vitals. View Dr. Oscar Diaz's profile on Vitals to make an appointment.
- What languages does Dr. Oscar Diaz speak?
- Dr. Oscar Diaz speaks English and Spanish.
- Does Dr. Oscar Diaz accept my insurance?
- You can see the insurance plans that Dr. Oscar Diaz accepts on their Vitals profile.
- Where is Dr. Oscar Diaz's office located?
- Dr. Oscar Diaz's office is located at 4700 S California Ave, Chicago, IL, 60632.
- Does Dr. Oscar Diaz accept virtual/telehealth appointments?
- Dr. Oscar Diaz has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
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.
