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Dr. Karen Simon, MD
Gastroenterology* Age 52
Dr. Karen Simon, MD
5.0 (1 Ratings)

Offers telehealth

Dr. Karen Simon, MD is a Gastroenterologist in Camarillo, CA.
Dr. Karen Simon, MD
5.0 (1 Ratings)

Dr. Karen Simon, MD

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

Offers telehealth

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

About Dr. Karen Simon, MD

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 Camarillo, CA and has 25 years experience. 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
Esophagitis
Constipation
Gastroesophageal Reflux Disease (GERD)
Irritable Bowel Syndrome
Gastritis
Diarrhea
  • View other providers who treat Diarrhea
Noninfectious Gastroenteritis and Colitis
Diaphragmatic and Hiatal Hernia
Rigid Proctosigmoidoscopy
Manometry
Flexible Sigmoidoscopy
Reflux Esophagitis
Hemorrhoids
Dysphagia
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)
Gastrointestinal Malabsorption
Metabolic Dysfunction Associated Steatotic Liver Disease (MASLD)
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 Diverticulitis
Intestinal Ulcer
Liver Damage from Alcohol
Colorectal Polyp
Barrett's Esophagus
Inflammatory Bowel Disease
Esophageal Varices
Cirrhosis
Crohn's Disease
Sigmoidoscopy
Infectious Diarrheal Disease
Gastric Ulcer
Ulcerative Colitis
Duodenitis
Dehydration
Anal or Rectal Pain
Duodenal Ulcer
Pancreatitis
Gas-Bloat Syndrome
Hypokalemia
Ascites
  • View other providers who treat Ascites
Heartburn
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

Accepted Insurance Plans

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

Where Dr. Karen Simon, MD Sees Patients

  1. 1 Office
    4009 Mission Oaks Blvd, Camarillo, CA 93012
  2. 2 Office
    1200 W Gonzales Rd Ste 100, Oxnard, CA 93036
  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

What Patients Say

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)

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Patient Reviews
Jan 23, 2026
Professional and courteous.
— Jan 23, 2026
See more reviews on Healthgrades
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Telehealth Options
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(805) 484-7921

Meet Dr. Karen Simon, MD

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?
28 users said yes.
Yes
(28)
No
(12)
Does Dr. Simon offer telehealth services or virtual visits?
46 users said yes.
Yes
(46)
No
(9)
Does Dr. Simon offer an online patient portal?
45 users said yes.
Yes
(45)
No
(8)
Does Dr. Simon have free onsite parking?
68 users said yes.
Yes
(68)
No
(1)
Does Dr. Simon offer weekend visits?
2 users said yes.
Yes
(2)
No
(30)
Does Dr. Simon offer evening visits?
4 users said yes.
Yes
(4)
No
(27)
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)

FAQs About Dr. Simon's Practice

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.

Training & Medical 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

Hospitals Where Dr. Karen Simon, MD Practices

  • St. John's Regional Medical Center

    1600 N Rose Ave, Oxnard, CA

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