Browse Health
28 years of experience
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. Karen Fields:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

View full profile

Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. Karen Fields is Good. Dr. Fields has been reviewed by 6 patients who have provided 2 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. Karen Fields, MD is board certified in Internal Medicine.

Education & Awards

Dr. Fields graduated from University of Guadalajara, Mexico, San Antonio. She has 2 awards.

Compassionate Doctor Recognition (2015)
On-Time Doctor Award (2015)


Dr. Fields has 3 hospital affiliations:

  • St. John's Hospital & Health Center 
  • St. John's Regional Medical Center 
  • St. John's Pleasant Valley Hospital 


  • English
  • Spanish

> > > > Dr. Karen Fields, MD

Similar doctors nearby

Dr. John Walters

Internal Medicine
36 years experience
Oxnard, CA

Dr. Bennet Lipper

Internal Medicine
31 years experience
Oxnard, CA

Dr. Theodore Hostetler

Internal Medicine
Oxnard, CA

Dr. Daniel Greenberg

Internal Medicine
32 years experience
Oxnard, CA

Dr. Richard Nguyen

Internal Medicine
18 years experience
Oxnard, CA

Dr. Robert Nguyen

Internal Medicine
11 years experience
Oxnard, CA
Search All Similar Doctors
Additional Information
Dr. Karen L Fields MD is a female Internist, has 28 years of experience and practices in Internal Medicine.
Where does Dr. Karen L. Fields practice?
Dr. Karen Fields has 1 office location.
Dr. Karen Fields practices Internal Medicine near Oxnard, CA.
See Oxnard Internists.