Search

See All Gastroenterologists in Oxnard, CA
Dr. Karen Simon, MD
Gastroenterology* Age 52
Dr. Karen Simon, MD
5.0 (1 Ratings)

Offers telehealth

Share
icon-circle-check
Link Copied!
Profile link copied to clipboard!
Dr. Karen Simon, MD is a Gastroenterologist in Oxnard, CA.
Dr. Karen Simon, MD
5.0 (1 Ratings)
Share
icon-circle-check
Link Copied!
Profile link copied to clipboard!

Dr. Karen Simon, MD

Gastroenterology* Age 52
Oxnard, CA
Accepting new patients
25 years of experience

Offers telehealth

Dr. Karen Simon, MD is a Gastroenterologist in Oxnard, CA.

About

Dr. Simon graduated from Northwestern University Feinberg School of Medicine in 2001 and completed a residency at Cedars Sinai Medical Center. Dr. Karen Simon, MD is a Gastroenterologist in Oxnard, CA and has 25 years experience. Dr. Simon currently practices at Practice and is affiliated with St. John's Regional Medical Center. Dr. Simon has experience treating conditions like Enteritis, Gastroptosis, Gastrointestinal Bleeding and Diffuse Esophageal Spasm among other conditions at varying frequencies. Dr. Simon's office accepts new patients and telehealth appointments. Dr. Simon is board certified in Gastroenterology and accepts multiple insurance plans.

Experience Check

Enter a condition or procedure
Enteritis
Gastroptosis
Gastrointestinal Bleeding
Enteritis
Gastroptosis
Gastrointestinal Bleeding
Diffuse Esophageal Spasm
Constipation
Esophagitis
Gastroesophageal Reflux Disease (GERD)
Irritable Bowel Syndrome
Gastritis
Diarrhea
  • View other providers who treat Diarrhea
Noninfectious Gastroenteritis and Colitis
Diaphragmatic and Hiatal Hernia
Manometry
Rigid Proctosigmoidoscopy
Flexible Sigmoidoscopy
Hemorrhoids
Dysphagia
Reflux Esophagitis
Nausea
  • View other providers who treat Nausea
Abdominal Pain
Intestinal Diverticulosis
Chronic Gastritis
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Non-Alcoholic Fatty Liver Disease
Gastrointestinal Malabsorption
Colonoscopy
Unexplained Weight Loss
Duodenal Polypectomy
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Endoscopy
Indigestion
Vomiting Disorders
Esophageal Motility Disorders
Anemia
  • View other providers who treat Anemia
Intestinal Ulcer
Liver Damage from Alcohol
Intestinal Diverticulitis
Colorectal Polyp
Inflammatory Bowel Disease
Barrett's Esophagus
Esophageal Varices
Cirrhosis
Sigmoidoscopy
Crohn's Disease
Gastric Ulcer
Ulcerative Colitis
Infectious Diarrheal Disease
Duodenitis
Dehydration
Anal or Rectal Pain
Pancreatitis
Duodenal Ulcer
Ascites
  • View other providers who treat Ascites
Gas-Bloat Syndrome
Heartburn
Hypokalemia
Alcoholic Cirrhosis
Abdominal Disorders
Abscess
  • View other providers who treat Abscess
Acute Gastritis
Alcoholic Fatty Liver
Alcoholic Hepatitis
All Types of Food Poisoning
Anal Prolapse
Autoimmune Diseases
Autoimmune Hepatitis
Barretts Esophagus with Dysplasia
Benign Neoplasm of the Digestive System
Benign Tumor
Biliary Atresia
Biliary Cirrhosis
Blood Disorders
Cancer
  • View other providers who treat Cancer
Celiac Disease
Cholangitis
Cholecystitis and Gallstones
Cholelithiasis
Coccygeal Pain
Colitis
  • View other providers who treat Colitis
Colon Cancer
Colon Disorders
Colon Polyp
Colorectal Cancer
Congenital Achalasia
Congenital Anomaly Esophagus
Congenital Anomaly Intestine
Cyclical Vomiting
Cyclical Vomiting Syndrome
Dysentery
Ehlers-Danlos Syndrome
Eosinophilic Esophagitis
Esophageal Achalasia and Cardiospasm
Esophageal Cancer
Esophageal Dilation
Esophageal Diseases
Esophageal Diverticulum
Esophageal Ulcer
Familial Adenomatous Polyposis
Food Allergy
Food Poisoning
Gallstones
Gastrointestinal Diseases
Gastrojejunal Ulcer
Gastroparesis
Hemochromatosis
Hepatitis
Hepatitis B
Hepatitis B - Immune Response
Hepatitis C
Hepatorenal Syndrome
Hereditary Amyloidosis
Hernia
  • View other providers who treat Hernia
Hiatal Hernia
Ileus
  • View other providers who treat Ileus
Intestinal Fistula
Intestinal Ischemia
Intestinal Obstruction
Intestinal Prolapse
Intestinal Tuberculosis
Ischemic Colitis
Limb Swelling Caused by Fluid Overload
Long COVID Disorder
Mallory-Weiss Syndrome
Malnutrition
Megacolon
Neoplasm of Gastrointestinal Tract
Non-Neonatal Jaundice
Peptic Ulcer
Pouchitis
Primary Biliary Cholangitis
Proctoptosis
Pyloric Stenosis
Rectal Prolapse
Rectal Ulcer
Retroperitoneum Cancer
Salmonella Food Poisoning
Small Intestine Cancer
Stomach and Small Intestine Cancer
Stomach Cancer
Stomach Diseases
Ulcer
  • View other providers who treat Ulcer
Upper Digestive Tract Cancer
Vascular Insufficiency of Intestines
Viral Enteritis
Viral Hepatitis
Viral Infection
Visceroptosis
Vitamin B12 Anemia
Vitamin_Deficiency
Capsule Endoscopy
Colon Cancer Screening
Colonoscopy With Polypectomy
Colorectal Cancer Screening
Endoscopic Common Bile Duct Stone Removal
Endoscopic Polypectomy
Endoscopic Ultrasound
Fecal Impaction Removal
Gallbladder Scan
Gastroenterology Procedures
Hepatitis A Screening
Hepatitis B Virus Screening
Hepatitis C Virus Screening
Hepatitis Screening
Impedance Testing
Instrumental Diagnostic Evaluation for Dysphagia
Liver Biopsy
Liver Function Test
Percutaneous Edoscopic Gastrostomy (PEG)
pH Probe
  • View other providers who treat pH Probe
Screening Colonoscopy
Ultrasound, Endoanal
Ultrasound, Esophageal
VAP Lipid Testing
Wireless pH Testing

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • HealthyBlue Advantage
    HealthyBlue 2.0
  • Curative EPO
    Curative PPO Plus
    Curative PPO
  • Choice Plus POS II
  • Access Plus Savenet
    Local Access Plus HMO
  • Platinum (Prudent Buyer PPO/ Small Grp)-CA PPO
  • Blue Cross Blue Shield of California PPO
    Select PPO
  • Blue Card PPO

Locations

  1. 1 Office
    1200 W Gonzales Rd Ste 100, Oxnard, CA 93036
  2. 2 Office
    4009 Mission Oaks Blvd, Camarillo, CA 93012
  3. 3 Ventura County Gastroenterology Medical GRP Inc
    2241 Wankel Way Ste A, Oxnard, CA 93030
    Monday
    08:00 - 17:00
    Tuesday
    08:00 - 17:00
    Wednesday
    08:00 - 17:00
    Thursday
    08:00 - 17:00
    Friday
    08:00 - 16:00

Patient Satisfaction

Likelihood to recommend Dr. Simon
5.0
Based on 1 Reviews
5 Stars (1)
4 Stars (0)
3 Stars (0)
2 Stars (0)
1 Star (0)

Leave a review

How likely are you to recommend Dr. Simon?

(Select your rating)
Patient Reviews
Jan 23, 2026
Professional and courteous.
— Jan 23, 2026
See more reviews on Healthgrades
Photo: Dr. Karen Simon, MD
How would you rate your experience with Dr. Karen Simon, MD?
  • Likelihood of recommending Dr. Simon to family and friends

Dr. Simon's Office & Staff

  • Ease of scheduling urgent appointments
  • Staff friendliness and courteousness
  • Total wait time (waiting & exam rooms)

Experience with Dr. Simon

  • Level of trust in provider's decisions
  • How well provider explains medical condition(s)
  • How well provider listens and answers questions
  • Hpends appropriate amount of time with patients

Finish Here

Thank you for sharing your feedback about Dr. Karen Simon, MD.

Claim Your Profile
Are you Dr. Karen Simon, MD?
Respond to reviews, add information, and reach more patients. Claiming is free and only takes a minute.

Claim my profile
Telehealth Options
This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Simon?
Call now to make an appointment
(805) 983-0521

About Me

Specialties*
Gastroenterology
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Simon communicate via email?
24 users said yes.
Yes
(24)
No
(11)
Does Dr. Simon offer telehealth services or virtual visits?
41 users said yes.
Yes
(41)
No
(9)
Does Dr. Simon offer an online patient portal?
41 users said yes.
Yes
(41)
No
(7)
Does Dr. Simon have free onsite parking?
61 users said yes.
Yes
(61)
No
(1)
Does Dr. Simon offer weekend visits?
2 users said yes.
Yes
(2)
No
(25)
Does Dr. Simon offer evening visits?
4 users said yes.
Yes
(4)
No
(22)
Does Dr. Simon specialize in working with children or adolescents?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Simon specialize in working with seniors?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Simon specialize in couples therapy?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Simon specialize in working with LGBTQ+ community?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Simon accept insurance?
No responses yet.
Yes
(0)
No
(0)

Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. Karen Simon, MD. To arrange an appointment, call the number on Dr. Simon's profile.

Dr. Simon frequently treats the following conditions: Enteritis, Gastroptosis, Gastrointestinal Bleeding and Diffuse Esophageal Spasm. See more on Sharecare.

Dr. Karen Simon, MD is affiliated with St. John's Regional Medical Center.

Yes, Dr. Karen Simon, MD holds board certification in Gastroenterology.

Education
Medical Education
  • Northwestern University Feinberg School of Medicine
    2001
Medical Education
Board Certifications
  • Gastroenterology
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.
Residency Hospital
  • Cedars Sinai Medical Center
    2004
Residency Hospital
Fellowship Hospital
  • Ucla Medical Center
Fellowship Hospital

Hospital Affiliations

  • St. John's Regional Medical Center

    1600 N Rose Ave, Oxnard, CA

Explore More Providers