Accepting new patients

Dr. Dennis Riff, MD

Gastroenterology ·  Male · Age 73

Dr. Riff

Dr. Dennis Riff, MD is a gastroenterology specialist in Orange, CA and has been practicing for 43 years. He graduated from Jefferson Medical College Of Thomas Jefferson University, Thomas Jefferson University in 1971 and specializes in gastroenterology.


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(714) 633-1823

Dr. Riff accepts the following insurance:

Aetna
Aetna HMO
Basic HMO
Choice Plus POS II
Blue Cross Blue Shield
Blue Card PPO
Blue Cross Blue Shield of California
Advantage Preferred DirectAccess Plus PPO
Blue Cross Blue Shield of California PPO
Priority Select HMO
Select Plus HMO
Select PPO
Blue Shield of California
Access Plus Savenet
Local Access Plus HMO
Cigna
Cigna HMO
LocalPlus
First Health (Coventry Health Care)
First Health (Coventry Health Care) PPO
Molina Healthcare
MultiPlan
PHCS Network PPO

Background Check

No malpractice claims found for California
No disciplinary actions found for the years we collect data
No board actions found for the years we collect data
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Experience Check

Check Dr. Riff's experience treating your condition or procedure

Dr. Riff's Top Procedures and Conditions

Treatment Frequency
Constipation
very high
very high

Treatment Frequency

Dr. Riff treats Constipation more than 92% of his peers

Dr. Riff treats this condition more than 92% of his peers

Non-Alcoholic Fatty Liver Disease
normal
normal

Treatment Frequency

Dr. Riff treats Non-Alcoholic Fatty Liver Disease more than 83% of his peers

Dr. Riff treats this condition more than 83% of his peers

Abdominal Disorders
normal
normal

Treatment Frequency

Dr. Riff treats Abdominal Disorders more than 82% of his peers

Dr. Riff treats this condition more than 82% of his peers

Dr. Riff's conditions and procedures:

  • Abdominal Disorders
  • Abdominal Pain
  • Abscess or Cyst Drainage or Aspiration
  • Abscess or Fluid Incision and Drainage
  • Anal or Rectal Pain
  • Anemia
  • Autoimmune Diseases
  • Barrett's Esophagus
  • Benign Neoplasm of the Digestive System
  • Benign Tumor
  • Blood Disorders
  • Cancer
  • Capsule Endoscopy
  • Celiac Disease
  • Cholecystitis and Gallstones
  • Cholelithiasis
  • Cirrhosis
  • Colonoscopy
  • Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
  • Colorectal Cancer
  • Common Bile Duct Stone
  • Constipation
  • Crohn's Disease
  • Dehydration
  • Diaphragmatic and-or Hiatal Hernia
  • Diarrhea
  • Diverticulitis, Intestinal
  • Diverticulosis, Intestinal
  • Duodenal Ulcer
  • Duodenitis
  • Dysentery
  • Dysphagia
  • Endoscopy
  • Endoscopy (Esophagus, Stomach, Small Intestine)
  • Enteritis
  • Esophageal Dilation
  • Esophageal Diseases
  • Esophageal Diverticulum
  • Esophageal pH Monitoring
  • Esophageal Ulcer
  • Esophageal Varices
  • Esophagitis
  • Fecal Impaction Removal
  • Gallbladder Diseases
  • Gas-Bloat Syndrome
  • Gastric Ulcer
  • Gastritis
  • Gastroenteritis
  • Gastroenterology Procedures
  • Gastroesophageal Reflux Disease (GERD)
  • Gastrointestinal Bleeding
  • Gastrointestinal Diseases
  • Gastrointestinal Malabsorption
  • Gastroparesis
  • Heartburn
  • Hemorrhoidectomy or Excision of Anal Tags
  • Hemorrhoids
  • Hepatitis C
  • Hernia
  • Ileus
  • Indigestion
  • Inflammatory Bowel Disease
  • Intestinal Obstruction
  • Irritable Bowel Syndrome
  • Lactose Intolerance
  • Liver Damage from Alcohol
  • Malnutrition
  • Nausea
  • Neoplasm of Gastrointestinal Tract
  • Non-Alcoholic Fatty Liver Disease
  • Noninfectious Gastroenteritis and Colitis
  • Non-Neonatal Jaundice
  • Pancreatitis
  • Peptic Ulcer
  • Percutaneous Edoscopic Gastrostomy (PEG)
  • Pyloric Stenosis
  • Reflux Esophagitis
  • Stomach Diseases
  • Ulcer
  • Ulcerative Colitis
  • Unexplained Weight Loss
  • Viral Hepatitis
  • Vomiting Disorders

About Me

Biography

Dr. Dennis Riff, MD is a gastroenterology specialist in Orange, CA and has been practicing for 43 years. He graduated from Jefferson Medical College Of Thomas Jefferson University, Thomas Jefferson University in 1971 and specializes in gastroenterology.

Specialties

  • Gastroenterology

Board Certifications

Education

1976
University Of California Irvine Medical Center
Fellowship Hospital
1974
University Ca Irvine
Residency Hospital
1972
Thomas Jefferson University Hospital
Internship Hospital
1971
Jefferson Medical College Of Thomas Jefferson University, Thomas Jefferson University
Medical School
1976
1974
1972
1971

Languages

  • Spanish
  • English

Awards

Dr. Riff's Reviews

Likelihood to recommend Dr. Riff

4.2

Based on 30 reviews

5 Stars
73.33333333333333%
(22)
4 Stars
6.666666666666667%
(2)
3 Stars
0%
(0)
2 Stars
3.3333333333333335%
(1)
1 Star
16.666666666666668%
(5)

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Dr. Riff?
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Average Wait Time
  • 10 – 15 minutes
Dr. Riff's Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness
What People Say About Dr. Dennis Riff, MD
RecentHighestLowestMost Helpful
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Kind and patient physician: He correctly diagnosed my medical condition and prescribed a drug regimen that cured the problem.
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Dr. Riff is kind and attentive to what is going on in your life that may be affecting your disease process. He is always happy to see you and is very friendly. I feel so fortunate that He is the Dr. that I was assigned to, would not want any one else!
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Dr. Riff...My colonoscopy on the 1st was completely uneventful with good results. You should know, aside from your expertise and wonderful presence, your Nurse Aislinn (Ace) Sidling was just wonderful in the follow-up. She cared, she was warm, and she called just as she promised. You have an all...Read More
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Dr. Riff has been my PCP for about 10 years. I always feel like he listens to what I am saying and takes as much time as needed for a proper diagnosis and explanation. They truly don't get any better than this guy. Even his staff is wonderful.
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Dr. Riff takes all the time needed to ascertain your exact status and care needed to bring you back to normal function!
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