Summary

Dr. Ryan Klein specializes in pulmonology, internal medicine, and critical care medicine, bringing over three decades of medical expertise to his practice. He earned his medical degree from the Keck School of Medicine at the University of Southern California and completed his residency at UC Irvine Medical Center. His extensive experience spans 31 years of caring for patients with complex respiratory and internal medicine conditions. Dr. Klein is fluent in both English and Spanish.

Dr. Klein practices at multiple locations throughout Orange County, including Newport Beach and Irvine, with affiliations at Hoag Hospital Newport Beach, Hoag Orthopedic Institute, and Kaiser Permanente Orange County Irvine Medical Center. His clinical expertise focuses on managing chronic lung diseases such as COPD and treating patients with type 2 diabetes. He performs comprehensive metabolic panels and specializes in dialysis procedures, including continuous ambulatory peritoneal dialysis. Patients have given Dr. Klein an average rating of 3.4 on Vitals.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.4
  • 31 years of experience
  • speaks English, Spanish
  • Uc Irvine Medical Center
  • 19 written reviews
  • 3 specialties
  • 10 areas of expertise
  • 3 board certifications
  • 3 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Provided follow-up after the visit
  • Flexible scheduling

Office Locations

Dr. Ryan Mitchell Klein has 3 locations

Huntington Beach Internal Medicine Group

1501 Superior Ave Ste 111Newport Beach, CA 92663
Mon8:30 am - 5:30 pm
Tue8:30 am - 5:30 pm
Wed8:30 am - 5:30 pm
Thu8:30 am - 5:30 pm
FriClosed
SatClosed
SunClosed

Hoag Hospital Irvine

16200 Sand Canyon AveIrvine, CA 92618

Hoag Memorial Hospital Presbyterian

1 Hoag DrNewport Beach, CA 92663

Compare with Similar Doctors

Dr. Ryan Mitchell Klein, MD
Dr. George Shahinian, MD
Dr. Asad Javed, MD
Dr. Nancy Hovey Anderson
Dr. Ryan Mitchell Klein, MDDr. George Shahinian, MDDr. Asad Javed, MDDr. Nancy Hovey Anderson
PulmonologyPulmonologyPulmonologyPediatrics
Accepts New Patients Accepts New Patients Accepts New Patients
3.4 
4.8 
31 Years of Experience 30 Years of Experience 16 Years of Experience 44 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English, Spanish Speaks English, Hindi, Urdu Speaks English
Newport Beach , CALaguna Beach , CAOrange , CAOrange , CA
Med School: Keck School Of Medicine Of The University Of Southern California Med School: St Georges University School Of Medicine Med School: American University Of Antigua College Of Medicine Med School: New York Medical College
Current Profile
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Insurance Plans Accepted by Dr. Ryan Mitchell Klein

  • Accepts Medicare

Medical Specialties

Dr. Ryan Mitchell Klein has the following 3 specialties

Specialty Expertise

Dr. Ryan Mitchell Klein has the following 10 areas of expertise

  • Asthma
  • Check-up
  • Critical Care Medicine
  • Emphysema
  • Heartburn
  • Immunization
  • Internal Medicine
  • Physical
  • Vaccination
  • Weight Loss

Certifications, License, & Education

31 Years Experience

Dr. Ryan Mitchell Klein holds an expired medical license in the state of California.

Medical License

Medical Doctor with an expired medical license in the state of California that expired in 2026.

Education & Training

Residency

Completed their residency at Uc Irvine Medical Center.

Medical School

Graduated from Keck School Of Medicine Of The University Of Southern California and Keck School Of Medicine Of The University Of Southern California in 1995.

NPI Number

Dr. Klein's NPI number is 1184620866.

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Frequently Asked Questions

Does Dr. Ryan Klein accept virtual/telehealth appointments?
Dr. Ryan Klein has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Ryan Klein speak?
Dr. Ryan Klein speaks English and Spanish.
Is Dr. Ryan Klein accepting new patients?
Dr. Ryan Klein is accepting new patients on Vitals. View Dr. Ryan Klein's profile on Vitals to make an appointment.
Which hospitals is Dr. Ryan Klein affiliated with?
Dr. Ryan Klein is affiliated with Hoag Hospital Newport Beach, Hoag Orthopedic Institute, and Kaiser Permanente Orange County Irvine Medical Center.
Where is Dr. Ryan Klein's office located?
Dr. Ryan Klein's office is located at 1501 Superior Ave Ste 111, Newport Beach, CA, 92663.

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