John A. Belperio, MD

Dr. Belperio is widely regarded as an exceptional pulmonologist whose clinical expertise is matched by a deep commitment to patient care. Known for his thoughtful, evidence-based approach, he specializes in diagnosing and managing complex respiratory conditions, from chronic lung diseases to advanced pulmonary complications. We respect his ability to translate intricate medical concepts into clear, reassuring guidance, making even the most challenging diagnoses feel manageable. Beyond his technical skill, Dr. Belperio stands out for his attentiveness and compassion. He takes the time to understand each patient’s unique history and concerns, tailoring treatment plans that reflect both the latest medical advancements and individual needs. His dedication to improving quality of life is evident in every interaction, whether he’s guiding someone through a long-term condition or helping them navigate a new diagnosis. In the medical community, he is recognized not only as a skilled clinician but also as a contributor to ongoing advancements in pulmonary medicine. His work reflects a balance of precision, innovation, and genuine care—qualities that define truly outstanding physicians. We are so blessed to have Dr. Belperio as our provider!

Once again, this doctor has a leave our fears educated us on everything to do and we are making progress Outstanding doesn’t cover this doctors importance to us

Dr. Belpario is not only one of the greatest doctors ever… But he is compassionate and warm besides being brilliant! We are the luckiest people in the world to have had him intervene during two very very dangerous times in our lives!!! We have no doubt that the outcome would’ve been different without him!

On point, clear communication. All good.

Prepared, focused, and on time

Very pleasant and exciting. Waiting forward to new recommendations helping my condition.

He’s caring and has solutions

Had a wonderful and very thorough and informative visit. Thank you. The best!!

Sr Belperio is an exceptional doctor with the best knowledge , professionalism And genuine compassion

Excellent! The clarity that Dr Belperio gives is most welcome!

Dr. Belperio is always thorough and professional. I’m so thankful to have his care.

The care and concern I receive from Dr. Belperio is simply top notch! He never gives up… he’s on my side and my return to good health after another episode is his primary concern! Lucky me!!

He totally solved my problem

Dr. B is an excellent specialist. He is very knowledgeable and has a lot of patience in answering his patients' questions. I am very lucky to have Dr. B as my doctor.

Terrific

He was very helpful, explained the recent test results , and advised his professional opinion for future treatment. I think he was excellent .

Good listener.Patient. Thoughtful. Instills confidence.

Wonderful doctor. Knowledgeable, kind and professional.

Good explanations. Good listener. Friendly, patient, relaxed.

Great

My entire experience was exceptional, beginning with front office staff, LVN checking my vitals and Dr. Belperio. Dr Belperio was professional, listened carefully and explained all tests thoroughly. Wish more physicians were similar to him. Dr Belperio is an amazing physician.

It was perfect

He is thrr we best without any way to improve

Dr. Belperio is THE BEST!!

He always takes wonderful care of me. And sees me when I’m sick.

It was incredible.

Dr Belperio is superb. One of the best doctors I have ever encountered.

As always . , perfect

Dr. Belperio is the finest doctor. I love him xx

Everything was great!

Appreciate he did a video call

Amazing MD. Takes time, explains, listens.

He’s very attentive and knowledgeable. Love him!

Spent a lot of valuable time. Terrific!

I am biased. I wouldn’t be alive if not for Dr Belperio . In a difficult field , he is the ultimate professional. He listens to my complaints and gives me feedback. He recently diagnosed a condition called PMR, when no one else thought of it. He recently told me about a new med for Bronchial patients. Which he will prescribe for me . Because of him I have changed my doctors to UCLA.

He makes every effort to help me with my pulmonary issues. I am grateful

Dr. Belperio is an extraordinary physician, whose compassion, intelligence, and dedication set him apart in every way. As my pulmonologist, he has provided not only exceptional medical care but deep personal attention and understanding. He listens carefully, explains complex information with clarity and approaches every patient with kindness. I always look forward to hearing about his latest studies and discoveries. Beyond his academic brilliance, he brings warmth and empathy to every interaction.

Always available when I need him! The best!

He is an amazing doctor Extremely caring and knowledgeable

Dr. John Belperio is truly exceptional and we’re incredibly fortunate to have him at UCLA. His dedication, care, and attention to his patients are unmatched.

Very thorough, very kind and considerate.

Dr belperio made time for me Because he knew I was stressed. Treating pulmonary Infections is hard because there is no cure. But he always manages to reassure me. I don’t think I would be alive if not for Dr Belperio.

My doctor is amazing.

Doctor was perfectly on time. He was very professional, friendly, knowledgeable and supportive. He addressed all my questions.

Dr Belperio is the best. I feel blessed to be cared for by him! He totally addressed my issues!

Dr. Belperio was responsive and as always professional..

Dr. Belperio is always very attentive to his patients. He is caring, always available and very friendly but professional. He is a super doctor!

Doc met on time and throughly reviewed test results in clear and complete terms. Perfect.

Dr Belperio is the best. Thank you!

Dr. Belperio is thoughtful, personable, explains his plan and rationale well, and has been very attentive and responsive.

Dr. Belperio is very competent, professional, and compassionate.

Listened and he gave me ideas on how to continue getting better. He also prescribed a med

It was great as always

He is very attentive and answers my questions

It’s was great. I got all the answers to my questions. I got the treatments I needed. I’m very happy

Dr. Belperio and his whole staff are incredible. Not only knowledgeable and personable, they are always very accommodating for me.

Because of different complications. Dr Belperio returned to see me after his other patients were done.

Professional and thorough