Dr. A. Clark Gunnerson
- Gender: Male
- Experience: 12 years
- Graduated from: Nova Southeastern College Of Osteo Medicine
- Graduation year: 2009
- Sole propriator: No
- NPI: 1407081524
Dr. A. Clark Gunnerson D.O.
Gastroenterologist
He is located at 1380 East Medical Center Drive Suite 4100 in St George, UT 84790. Can help patients with the following: Ascites, Carcinoid Tumor, Childhood Obesity, Helicobacter Pylori Infection, Nausea and Vomiting, Ulcerative Colitis. His National Provider Identifier (NPI) number is 1407081524. Appointment can be made via the phone number (435) 251-3800. He also has a website where you can get more information. The website can be found at https://intermountainhealthcare.org/find-a-doctor/g/gunnerson-a-clark/. He is affiliated with 1 practices and 5 hospitals.
Conditions treated
Dr. Allen Clark Gunnerson, being an gastroenterologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. A. Clark Gunnerson.
- Abdominal Pain
- Anemia
- Ascites
- Autoimmune Hepatitis
- Bad Breath
- Barrett's Esophagus
- Bleeding Varices
- Blood in Stool
- Botulism
- Cancer
- Carcinoid Tumor
- Celiac Disease
- Childhood Obesity
- Cirrhosis
- Clostridium Difficile Colitis
- Colitis
- Colonoscopy
- Constipation
- Crohn's Disease
- Diarrhea
- Diverticulosis
- Eosinophilic Esophagitis
- Esophagitis
- Fatty Liver Disease
- Feeding and Swallowing
- Food Allergies
- Gallbladder Pain
- Gastric Bypass Surgery
- Gastritis
- Gastroesophageal Reflux Disease (GERD)
- Gastroparesis
- Heartburn
- Helicobacter Pylori Infection
- Hemorrhoids
- Hepatitis A (HAV)
- Hepatitis B (HBV)
- Hepatitis C (HCV)
- Indigestion
- Inflammatory Bowel Disease (IBD)
- Internal Bleeding
- Intussusception
- Irritable Bowel Syndrome (IBS)
- Lactose Intolerance
- Leaky Gut Syndrome
- Liver Disease
- Nausea and Vomiting
- Pancreas Divisum
- Pancreatic Cancer
- Pancreatic Cysts
- Pancreatitis
- Peptic Ulcer
- Portal Hypertension
- Primary Biliary Cirrhosis (PBC)
- Primary Sclerosing Cholangitis (PSC)
- Stomach Cancer
- Swallowing Disorders
- Ulcerative Colitis
Procedures Performed by Dr. A. Clark Gunnerson
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. A. Clark Gunnerson as in-network for the following 2026 plans.
Health plans
Select Health
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 21 plans from Select Health
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Med Benchmark Expanded Bronze Select Copay Plan | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Med Benchmark Expanded Bronze Standardized Plan | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Med Benchmark Gold Standardized Plan | HMO · Gold | Preferred | Accepting new patients |
| Med Benchmark Platinum | HMO · Platinum | Preferred | Accepting new patients |
| Med Benchmark Platinum Standardized Plan | HMO · Platinum | Preferred | Accepting new patients |
| Med Benchmark Silver 6000 Medical Deductible w/Vision | HMO · Silver | Preferred | Accepting new patients |
| Med Benchmark Silver Standardized Plan | HMO · Silver | Preferred | Accepting new patients |
| Med Gold 1500 Medical Deductible | HMO · Gold | Preferred | Accepting new patients |
| Signature Benchmark Gold | HMO · Gold | Preferred | Accepting new patients |
| Signature Benchmark Gold Standardized Plan | HMO · Gold | Preferred | Accepting new patients |
| Signature Benchmark Silver 5900 Medical Deductible | HMO · Silver | Preferred | Accepting new patients |
| Signature Benchmark Silver Standardized Plan | HMO · Silver | Preferred | Accepting new patients |
| Value Benchmark Expanded Bronze Select Copay Plan | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Value Benchmark Gold Standardized Plan | HMO · Gold | Preferred | Accepting new patients |
| Value Benchmark Platinum | HMO · Platinum | Preferred | Accepting new patients |
| Value Benchmark Platinum Standardized Plan | HMO · Platinum | Preferred | Accepting new patients |
| Value Benchmark Silver 5900 Medical Deductible | HMO · Silver | Preferred | Accepting new patients |
| Value Benchmark Silver Standardized Plan | HMO · Silver | Preferred | Accepting new patients |
| Value Expanded Bronze 6900 Medical Deductible | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Value Gold 1500 Medical Deductible | HMO · Gold | Preferred | Accepting new patients |
| Value Silver 3000 Medical Deductible | HMO · Silver | Preferred | Accepting new patients |
University of Utah Health Plans
Network data as of Sep 14, 2026, as reported by the insurer.
Show all 6 plans from University of Utah Health Plans
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Healthy Premier Bronze HSA | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Healthy Premier Expanded Bronze Standard | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Healthy Premier Gold Copay Office Visits | EPO · Gold | Preferred | Accepting new patients |
| Healthy Premier Gold Standard | EPO · Gold | Preferred | Accepting new patients |
| Healthy Premier Silver Copay Office Visits | EPO · Silver | Preferred | Accepting new patients |
| Healthy Premier Silver Standard | EPO · Silver | Preferred | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. A. Clark Gunnerson is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. A. Clark Gunnerson is enrolled to bill Medicare as a Practitioner - Gastroenterology .
Bills through: Ihc Health Services Inc
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Salix Pharmaceuticals | $127 |
| Janssen | $125 |
| Gilead Sciences | $119 |
Other
| Food and Beverage | $524 |
Studies
NOVA SOUTHEASTERN COLLEGE OF OSTEO MEDICINE
Graduated in 2009Other ways to reach out
- Website: https://intermountainhealthcare.org/find-a-doctor/g/gunnerson-a-clark/
Affiliated hospitals
Looking for more Gastroenterologists?
There are 6 other gastroenterologists in this region.
- Gender: Male
- Address: Suite 3100 1380 East Medical Center Drive St George, 84790, UT
- Gender: Male
- Address: 415 6th Street Lewiston, 83501, ID
- Gender: Male
- Address: 368 East Riverside Drive St George, 84790, UT
- Gender: Male
- Address: Suite A 368 East Riverside Drive St George, 84790, UT
- Gender: Male
- Address: Suite A 368 East Riverside Drive St George, 84790, UT
- Gender: Male
- Address: Suite 330 652 South Medical Center Drive St George, 84790, UT
Questions & Answers
Does Dr. Allen Clark Gunnerson have affiliation with practices?
Dr. Allen Clark Gunnerson is affiliated with Redrock Digestive Health.
Where can you meet with Dr. Allen Clark Gunnerson?
Dr. Allen Clark Gunnerson's office is located at 1380 East Medical Center Drive Suite 4100 in St George, UT 84790.
Has Dr. Allen Clark Gunnerson affiliation with hospitals?
Dr. Allen Clark Gunnerson is affiliated with CEDAR CITY HOSPITAL. For the full list of hospitals see this list.
What conditions does Dr. Allen Clark Gunnerson treat?
Dr. Allen Clark Gunnerson provides treatment for Ascites, Carcinoid Tumor, Childhood Obesity, Helicobacter Pylori Infection, Nausea and Vomiting, Ulcerative Colitis. For the full list see this list.
Does Dr. Allen Clark Gunnerson accept insurance?
Dr. Allen Clark Gunnerson is listed in-network for 27 ACA Marketplace (Obamacare/HealthCare.gov) plans from Select Health, University of Utah Health Plans. See the Marketplace plans section for details.