> > > > Dr. John Fruehauf, MD, PHD
Dr. John P Fruehauf MD and PHD is a male Internist, has 25 years of experience and practices in Internal Medicine, Medical Oncology, and Hematology & Oncology.
Dr. John Fruehauf has 1 office location.
Uci Comprehensive Cancer Ctr
101 the City Dr S
Orange, CA 92868

Phone Number
Locations and availability (1)
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. John Fruehauf:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

  • Currently 4 of 4 stars
Patient comments (1)

The overall average patient rating of Dr. John Fruehauf is Excellent. Dr. Fruehauf has been reviewed by 2 patients who have provided 1 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 2.5
  • Currently 2.5 of 4 stars
Promptness 2.0
  • Currently 2 of 4 stars
Courteous Staff 4.0
  • Currently 4 of 4 stars
Accurate Diagnosis 4.0
  • Currently 4 of 4 stars
Bedside Manner 4.0
  • Currently 4 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 4.0
  • Currently 4 of 4 stars

Specialties & Research

Dr. John Fruehauf, MD, PHD is board certified in Medical Oncology.

  • He has special expertise in 6 areas:
  • Developmental Disorders
  • Melanoma
  • Prostate Cancer (Prostatic Neoplasm)
  • Skin Cancer
  • Urinary Bladder Cancer
  • Urogenital Cancer (Genitourinary)

Education & Awards

Dr. Fruehauf graduated from Rush Medical College, Chicago. He has 6 awards.

Consumers Research Council of America Award for Top Oncologist, 2007
Research Officers Group Appointment; American Accociation Cancer Research -Invited Minisymposium
March of Dimes Research Award; Commissioned Officers Scientist Training and Extern Program
National Science Foundation Summer Research Award
Pharmaceutical Manufacturers Association,Foundation Medical Student Fellowship
Castle Connolly's Top Doctors™ (2012 - 2013)


Dr. Fruehauf has 3 hospital affiliations:

  • University of California, Irvine Medical Center 
  • University of California 
  • UCI Medical Center 

Accepted Insurance Plans

Dr. Fruehauf accepts these health insurances in at least one office:

  • United Healthcare - 16 plans
  • Great-West Healthcare - 2 plans
  • Unicare - 11 plans
  • Blue Cross Blue Shield of Illinois - 2 plans
  • Anthem Blue Cross - 7 plans
  • Blue Shield of California - 77 plans
  • CaIOPTIMA - 3 plans
  • Cigna - 3 plans


  • Spanish

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Additional Information
Where does Dr. John P. Fruehauf practice?
Dr. John Fruehauf practices Internal Medicine, Medical Oncology, and Hematology & Oncology near Orange, CA.
See Orange Internists and Orange Oncologists.