Claudia Onofrei
Claudia Onofrei, MD, is a pulmonologist at National Jewish Health. Dr. Onofrei is in the Division of Pulmonary, Critical Care and Sleep Medicine.
Division of Pulmonary, Critical Care & Sleep Medicine
Department of Medicine

Special Interests

Drug-Induced Lung Disease, Interstitial Lung Disease


Carol Davila University of Medicine and Pharmacy, Bucharest, Romania, Medicine
Georgetown University Hospital/Washington Hospital Center, Washington DC, Internal Medicine
Indiana University School of Medicine, Indianapolis, IN, Pulmonary & Critical Care

Board Certification

2015: Internal Medicine
2017: Pulmonary

Professional Memberships

American Thoracic Society, ACCP

Ask a Question through Patient Portal

Sign in to your My National Jewish Health patient portal account to communicate with your care team, manage appointments, and more. Create an Account

Contact Information

  • Office: 877.225.5654



  • National Jewish Health Main Campus
    1400 Jackson St.
    Denver, CO 80206

  • Saint Joseph Hospital
    1835 Franklin Street Denver, CO 80218

Patient Ratings

The Patient Rating score is an average of all responses to care provider related questions on our independent rating system, the Press Ganey Patient Satisfaction Survey. This survey is about the patient care experience and does not address crucial characteristics like medical decision-making, prescribing the best therapy, and patient outcomes.

Responses are measured on a scale of 1 to 5, with 5 being the best score. Learn more about our patient satisfaction survey.

Provider showed concern


Spoke using clear language

Provider explained things clearly

Amount of time spent with you

Provider included you in decisions

Confidence in your doctor

Likelihood of recommending this provider


Comments are collected in our Press Ganey Patient Satisfaction Surveys. Patients are de-identified to protect confidentiality and patient privacy. Learn more about our patient satisfaction survey.

National Jewish Health PatientNovember, 2020
*Dr. Onofrei is a very caring soul. She told me what I need to do in a firm but easy to accept manner.

National Jewish Health PatientOctober, 2020
I feel that I can ask any question about my care &/or COVID risk & have it addressed thoroughly. 2. She made me NOT feel weird about being so scared to be high-risk to get COVID - or to do an in person appt.! 6. "Down to earth," too!

National Jewish Health PatientSeptember, 2020
Dr. Onofrei is a very caring physician. I felt she totally listened to everything I had to say on this first visit with her. I wish I lived closer to Denver, I would love to work for her!!

National Jewish Health PatientSeptember, 2020
She was exceptional! I have a [condition]. She was patient, detailed, and made sure I understood. So appreciative!! A blessing.

National Jewish Health PatientAugust, 2020
I plan to continue with her plan.

National Jewish Health PatientApril, 2020
*Dr. Onofrei was amazing. She was thorough, listened, & cared.

National Jewish Health PatientMarch, 2020
Both the care provider and the resident did an excellent job on going through my history and covered more than I could than I would have thought they could have.

National Jewish Health PatientMarch, 2020
[Reference to another provider]. I love *Dr. Onofrei! Very easy to talk to. Spent a great amount of time to go over everything to get a handle on future care. She listened to everything I said.

National Jewish Health PatientMarch, 2020
My doctor was very friendly, knowledgeable professional & easy to talk to.

National Jewish Health PatientJuly, 2019
*Dr. Onofre is very compassionate, caring & knowledgeable. Outstanding dr.!