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Summary
Dr. Leoncio Diaz is an internal medicine physician who specializes in pulmonology and critical care medicine. He earned his medical degree from Trinity School of Medicine and brings five years of clinical experience to his practice. His expertise spans the comprehensive care of adult patients, with particular focus on lung diseases and critically ill patients requiring intensive medical support.
Dr. Diaz practices at multiple UPMC locations throughout Pittsburgh, Pennsylvania, including UPMC Presbyterian, UPMC Magee Womens Hospital, UPMC Montefiore, and UPMC Mercy Internal Medicine. He treats patients with breathing difficulties and oxygen-related conditions such as hypoxemia and cerebral hypoxia. His practice also includes caring for patients with cervical spondylosis, a condition affecting the neck spine. Dr. Diaz performs various diagnostic imaging procedures including CT scans of the brain and cervical spine to help diagnose and monitor patient conditions.
Dr. Diaz practices at multiple UPMC locations throughout Pittsburgh, Pennsylvania, including UPMC Presbyterian, UPMC Magee Womens Hospital, UPMC Montefiore, and UPMC Mercy Internal Medicine. He treats patients with breathing difficulties and oxygen-related conditions such as hypoxemia and cerebral hypoxia. His practice also includes caring for patients with cervical spondylosis, a condition affecting the neck spine. Dr. Diaz performs various diagnostic imaging procedures including CT scans of the brain and cervical spine to help diagnose and monitor patient conditions.
Overview based on verified provider data
Quick Facts
- 5 years of experience
- 2 insurance plans accepted
- Trinity School Of Medicine
- 3 specialties
- 4 areas of expertise
- 5 office locations
- Male
Office Locations
Dr. Leoncio Ramon Diaz has 5 locationsUpmc Mercy Internal Medicine
1515 Locust StPittsburgh, PA 15219 Tel: (412) 232-7679
Mon8:00 am - 4:00 pm
Tue8:00 am - 4:00 pm
Wed8:00 am - 4:00 pm
Thu8:00 am - 4:00 pm
Fri8:00 am - 4:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
 |  | |  |
| Dr. Leoncio Ramon Diaz | Jeffrey Wilson, PharmD | Dr. Joe Reich | Dr. Michael Knolle, DO |
| Internal Medicine | Internal Medicine | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | ||
| 5 Years of Experience | 23 Years of Experience | ||
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | Virtual Visit Available |
| Speaks English | Speaks English | ||
| Pittsburgh , PA | Pittsburgh , PA | Pittsburgh , PA | Elizabethtown , PA |
| Med School: Trinity School Of Medicine | Med School: Lake Erie College of Osteopathic Medicine | ||
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Leoncio Ramon Diaz
Medical Specialties
Dr. Leoncio Ramon Diaz has the following 3 specialties
Specialty Expertise
Dr. Leoncio Ramon Diaz has the following 4 areas of expertise
Certifications, License, & Education
5 Years Experience
Dr. Leoncio Ramon Diaz holds expired and active medical licenses in the states of Pennsylvania and California.
Medical License
Medical Doctor with an expired medical license in the state of Pennsylvania that expired in 2025 and an active medical license in the state of California that expires in 2027.
Education & Training
Medical School
Graduated from Trinity School Of Medicine in 2021.
NPI Number
Dr. Diaz's NPI number is 1609511161.
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Frequently Asked Questions
- How can I make an appointment with Dr. Leoncio Diaz?
- You can find contact information for Dr. Leoncio Diaz here on Vitals.
- Where is Dr. Leoncio Diaz's office located?
- Dr. Leoncio Diaz's office is located at 200 Lothrop St, Pittsburgh, PA, 15213.
- Does Dr. Leoncio Diaz accept my insurance?
- You can see the insurance plans that Dr. Leoncio Diaz accepts on their Vitals profile.
- Does Dr. Leoncio Diaz accept virtual/telehealth appointments?
- Dr. Leoncio Diaz has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Is Dr. Leoncio Diaz accepting new patients?
- Dr. Leoncio Diaz has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
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