0 reviews
Summary
Dr. Grana Diaz graduated from the Universidad De Zaragoza Facultad De Medicina in 1976. He works in Guaynabo, PR and specializes in Addiction Medicine and Family Medicine.
Quick Facts
- 50 years of experience
- Universidad De Zaragoza Facultad De Medicina
- 2 specialties
- 1 area of expertise
- 1 office location
- Male
Office Location
Professional Hospital Dr Leonardo Valentin Tirado
Carr 199 Ave Las Cumbres KmGuaynabo, PR 00970 Tel: (787) 740-8787
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Roberto Grana Diaz | Ilia Nicolasa Ferrer | Hilda Maria Rivera Cartagena | Felicita R Rodriguez Rosario |
| Addiction Medicine | Preventative Medicine | Psychiatry | Pediatrics |
| 50 Years of Experience | 44 Years of Experience | 39 Years of Experience | 49 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Guaynabo , PR | Manati , PR | NARANJITO , PR | Bayamon , PR |
| Med School: Universidad De Zaragoza Facultad De Medicina | Med School: Universidad C E T E C Escuela De Medicina | Med School: Universidad De Cadiz Facultad De Medicina | Med School: Universidad Complutense De Madrid Facultad De Medicina |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Roberto Grana Diaz
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Roberto Grana Diaz has the following 2 specialties
Specialty Expertise
Roberto Grana Diaz has the following area of expertise
Certifications, License, & Education
50 Years Experience
Education & Training
Medical School
Graduated from Universidad De Zaragoza Facultad De Medicina in 1976.
NPI Number
Roberto Grana Diaz's NPI number is 1114981578.
Similar Doctors
Frequently Asked Questions
- How can I make an appointment with Roberto Grana Diaz?
- You can find contact information for Roberto Grana Diaz here on Vitals.
- Does Roberto Grana Diaz accept virtual/telehealth appointments?
- Roberto Grana Diaz has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Where is Roberto Grana Diaz's office located?
- Roberto Grana Diaz's office is located at Carr 199 Ave Las Cumbres Km, Guaynabo, PR, 00970.
- Does Roberto Grana Diaz accept my insurance?
- You can see the insurance plans that Roberto Grana Diaz accepts on their Vitals profile.
- Is Roberto Grana Diaz accepting new patients?
- Roberto Grana Diaz has not indicated that they accept new patients. 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.

