Dr. William P. Klein, MD

Internal Medicine

(1 review)
Accepting new patients 17 years of experience


Dr. William P. Klein, MD is an Internist (Primary Care Doctor) in Newport Beach, CA. He specializes in Internal Medicine, has 17 years of experience, and is board certified. He graduated from SUNY Brooklyn-Kings Co Hosp and he is affiliated with Orange Coast Medical Center and Hoag Hospital Newport Beach.

Dr. Klein works at Newport Beach Office. He treats conditions like Low Blood Oxygen Level, Primary Pulmonary Hypertension along with other conditions at varying frequencies. Dr....

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Acute Bronchitis
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Patient Reviews (1)
Aug 25, 2020

Dr Klein is very thorough and knowledgeable in his field. Hoag hospital holds him in high regard.

Christine Jenkins

About Dr. William P. Klein, MD


  • Internal Medicine

Years of Experience

17 years of experience

Languages Spoken

  • English



NPI Number


Education & Certifications

Medical Education



  • SUNY Brooklyn-Kings Co Hosp
  • Bronx Municipal Hospital Center
  • SUNY Brooklyn-Kings Co Hosp

Board Certifications

  • Internal Medicine
  • Pulmonary Disease


Newport Beach Office

1501 Superior Ave Ste 111,

Newport Beach, CA 92663


Admitting Hospitals

  • Hoag Hospital Newport Beach
  • Orange Coast Medical Center

Frequently Asked Questions

Is Dr. William P. Klein, MD accepting new patients?

Dr. Klein is accepting new patients on Healthline FindCare. You can check to see if Dr. Klein is offering online scheduling or call the provider’s office for more information.

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Does Dr. William P. Klein, MD accept my insurance?

Dr. Klein accepts Aetna, Anthem, Blue Cross Blue Shield, Blue Cross Blue Shield of California, and other major insurance plans. Please call ahead to confirm all accepted insurance plans.

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