Summary

Dr. Ryan Klein is a pulmonologist who also specializes in internal medicine and critical care medicine. 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. With three decades of medical practice, Dr. Klein brings extensive experience to his care of patients with complex respiratory and critical conditions. He is fluent in both English and Spanish.

Dr. Klein maintains affiliations with several prominent Orange County hospitals, including Hoag Hospital Newport Beach, Hoag Orthopedic Institute, and Kaiser Permanente Orange County Irvine Medical Center, with practice locations in Newport Beach and Irvine. His clinical expertise includes treating high cholesterol in children and teens, managing hyperlipidemia, and caring for patients with hypertension. He regularly performs comprehensive blood work including complete blood counts and white blood cell differentials to monitor patient health. Patients have given him an average rating of 3.4 out of 5 on Vitals.
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AI-generated from data on this provider profile.

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

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

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Dr. Ryan Mitchell Klein, MD
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Dr. Ryan Mitchell Klein, MDDr. Asad Javed, MDDr. George Shahinian, MDDr. Neal K Nakra, MD
PulmonologyPulmonologyPulmonologyPediatrics
Accepts New Patients Accepts New Patients
3.4 
4.8 
4.3 
31 Years of Experience 30 Years of Experience 25 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English, Hindi, Urdu Speaks English, Spanish Speaks Spanish, English
Newport Beach , CAOrange , CALaguna Beach , CAOrange , CA
Med School: Keck School Of Medicine Of The University Of Southern California Med School: St Georges University School Of Medicine Med School: Univ Of Tx Hlth Sci Ctr At San Antonio Joe R & Teresa Lozano Long Schof Med
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

MEDICAL LICENSE

Medical Doctor, California, 2026, Expired

EDUCATION & TRAINING

Residency

Uc Irvine Medical Center

Medical School

Keck School Of Medicine Of The University Of Southern California
Keck School Of Medicine Of The University Of Southern CaliforniaGraduated in 1995

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Frequently Asked Questions

How can I make an appointment with Dr. Ryan Klein?
You can find contact information for Dr. Ryan Klein here on Vitals.
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.
Does Dr. Ryan Klein accept my insurance?
You can see the insurance plans that Dr. Ryan Klein accepts on their Vitals profile.
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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