Dr. Bret M. Garretson
- Gender: Male
- Experience: 25 years
- Graduated from: Louisiana State University School Of Medicine In Shreveport
- Graduation year: 1996
- Sole propriator: No
- NPI: 1760443352
Dr. Bret M. Garretson MD
Gastroenterologist
He is located at 170 Amendment Avenue Digestive Disease Associates Of York County Pa in Rock Hill, SC 29732. Can help patients with the following: Cholecystitis, Diverticulosis, Food Allergies, High Blood Pressure, Migraine, Urinary Tract Infection (UTI). His National Provider Identifier (NPI) number is 1760443352. Appointment can be made via the phone number (803) 324-7607. He is affiliated with 1 practices and 1 hospitals.
Conditions treated
Dr. Bret M. Garretson, 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. Bret M. Garretson.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Ascites
- Asthma
- Atherosclerosis
- Autoimmune Hepatitis
- Bad Breath
- Barrett's Esophagus
- Bladder Control
- Bleeding Varices
- Blood in Stool
- Botulism
- Cancer
- Carcinoid Tumor
- Celiac Disease
- Chest Pain
- Childhood Obesity
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Cirrhosis
- Clostridium Difficile Colitis
- Colitis
- Colonoscopy
- Common Cold
- Constipation
- Crohn's Disease
- Cystitis
- Diarrhea
- Diverticulosis
- Edema
- Eosinophilic Esophagitis
- Esophagitis
- Fatty Liver Disease
- Feeding and Swallowing
- Fever
- Food Allergies
- Gallbladder Pain
- Gastric Bypass Surgery
- Gastritis
- Gastroesophageal Reflux Disease (GERD)
- Gastroparesis
- General Care
- Headache
- Heart Disease
- Heartburn
- Helicobacter Pylori Infection
- Hemorrhoids
- Hepatitis A (HAV)
- Hepatitis B (HBV)
- Hepatitis C (HCV)
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Indigestion
- Inflammatory Bowel Disease (IBD)
- Influenza
- Inguinal Hernia
- Internal Bleeding
- Intussusception
- Irritable Bowel Syndrome (IBS)
- Lactose Intolerance
- Leaky Gut Syndrome
- Liver Disease
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Pancreas Divisum
- Pancreatic Cancer
- Pancreatic Cysts
- Pancreatitis
- Peptic Ulcer
- Portal Hypertension
- Prescription Refill
- Primary Biliary Cirrhosis (PBC)
- Primary Sclerosing Cholangitis (PSC)
- Stomach Cancer
- Swallowing Disorders
- Ulcerative Colitis
- Urethritis
- Urinary Tract Infection (UTI)
Procedures Performed by Dr. Bret M. Garretson
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Bret M. Garretson as in-network for the following 2026 plans.
Health plans
Ambetter from Absolute Total Care
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 9 plans from Ambetter from Absolute Total Care
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Elite Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients at some locations |
| Elite Bronze + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients at some locations |
| Everyday Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients at some locations |
| Everyday Bronze + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients at some locations |
| Focused Silver | HMO · Silver | Preferred | Accepting new patients at some locations |
| Standard Expanded Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients at some locations |
| Standard Gold | HMO · Gold | Preferred | Accepting new patients at some locations |
| Standard Silver | HMO · Silver | Preferred | Accepting new patients at some locations |
| Standard Silver + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients at some locations |
BlueCross BlueShield of South Carolina
Network data as of Oct 8, 2025, as reported by the insurer.
Show all 29 plans from BlueCross BlueShield of South Carolina
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Blue Direction Bronze 1 | POS · Expanded Bronze | Preferred | Accepting new patients |
| Blue Direction Silver 1 | POS · Silver | Preferred | Accepting new patients |
| Blue Direction Silver 1 + Adult Vision | POS · Silver | Preferred | Accepting new patients |
| Blue Direction Silver 2 | POS · Silver | Preferred | Accepting new patients |
| Blue Direction Standard Expanded Bronze | POS · Expanded Bronze | Preferred | Accepting new patients |
| Blue Direction Standard Gold | POS · Gold | Preferred | Accepting new patients |
| Blue Direction Standard Silver | POS · Silver | Preferred | Accepting new patients |
| Blue VirtuConnect Bronze 1 | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Blue VirtuConnect Gold 1 | EPO · Gold | Preferred | Accepting new patients |
| Blue VirtuConnect Silver 1 | EPO · Silver | Preferred | Accepting new patients |
| BlueEssentials Bronze 4 | EPO · Expanded Bronze | Preferred | Accepting new patients |
| BlueEssentials Bronze 6 | EPO · Expanded Bronze | Preferred | Accepting new patients |
| BlueEssentials Gold 1 | EPO · Gold | Preferred | Accepting new patients |
| BlueEssentials Gold 5 | EPO · Gold | Preferred | Accepting new patients |
| BlueEssentials Silver 14 | EPO · Silver | Preferred | Accepting new patients |
| BlueEssentials Silver 14 + Adult Vision | EPO · Silver | Preferred | Accepting new patients |
| BlueEssentials Silver 40 | EPO · Silver | Preferred | Accepting new patients |
| BlueEssentials Standard Expanded Bronze | EPO · Expanded Bronze | Preferred | Accepting new patients |
| BlueEssentials Standard Gold | EPO · Gold | Preferred | Accepting new patients |
| BlueEssentials Standard Silver | EPO · Silver | Preferred | Accepting new patients |
| BlueExtend PPO HD Bronze 1 | PPO · Expanded Bronze | Preferred | Accepting new patients |
| BlueExtend PPO HD Bronze 2 | PPO · Expanded Bronze | Preferred | Accepting new patients |
| BlueExtend PPO HD Gold 1 | PPO · Gold | Preferred | Accepting new patients |
| BlueExtend PPO HD Gold 2 | PPO · Gold | Preferred | Accepting new patients |
| BlueExtend PPO HD Silver 1 | PPO · Silver | Preferred | Accepting new patients |
| BlueExtend PPO HD Silver 2 | PPO · Silver | Preferred | Accepting new patients |
| BlueExtend PPO Standard Expanded Bronze | PPO · Expanded Bronze | Preferred | Accepting new patients |
| BlueExtend PPO Standard Gold | PPO · Gold | Preferred | Accepting new patients |
| BlueExtend PPO Standard Silver | PPO · Silver | Preferred | Accepting new patients |
InStil Health
Network data as of Aug 18, 2026, as reported by the insurer.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| InHealth Basic 1 | HMO · Silver | Preferred | Accepting new patients |
| InHealth Basic 1 + Adult Vision | HMO · Silver | Preferred | Accepting new patients |
| InHealth Basic 2 | HMO · Silver | Preferred | Accepting new patients |
| InHealth Basic Plus Standard | HMO · Gold | Preferred | Accepting new patients |
| InHealth Basic Standard | HMO · Silver | Preferred | Accepting new patients |
UnitedHealthcare
Network data as of Sep 16, 2026, as reported by the insurer.
Show all 17 plans from UnitedHealthcare
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| UHC Bronze Copay Focus $0 Indiv Med Ded | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Copay Focus+ $0 Indiv Med Ded (Dental + Vision) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Essential | HMO · Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Essential- | HMO · Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Standard | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Standard Plus Chiro | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Gold Advantage | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Advantage+ (Dental + Vision) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Copay Focus $0 Indiv Med Ded | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Standard | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Standard Plus Chiro | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Silver Advantage | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Advantage+ (Dental + Vision) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Copay Focus $0 Indiv Med Ded | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Standard | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Standard Plus Chiro | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Standard- | HMO · Silver | Non 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. Bret M. Garretson 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. Bret M. Garretson is enrolled to bill Medicare as a Practitioner - Internal Medicine (also registered under: Practitioner - Gastroenterology) .
Bills through: Digestive Disease Associates Of York Coutny Pa
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
| AbbVie | $78 |
| Takeda | $43 |
| Salix Pharmaceuticals a division of Bausch Health US LLC | $38 |
Other
| Food and Beverage | $357 |
Studies
LOUISIANA STATE UNIVERSITY SCHOOL OF MEDICINE IN SHREVEPORT
Graduated in 1996Additional Specialities
- Internist
Looking for more Gastroenterologists?
There are 7 other gastroenterologists in this region.
- Gender: Male
- Address: 170 Amendment Avenue Rock Hill, 29732, SC
- Gender: Male
- Address: 170 Amendment Avenue Rock Hill, 29732, SC
- Gender: Female
- Address: 14 Richland Medical Park Drive Suite 320 Columbia, 29203, SC
- Gender: Male
- Address: 170 Amendment Avenue Rock Hill, 29732, SC
- Gender: Male
- Address: 170 Amendment Avenue Rock Hill, 29732, SC
- Gender: Male
- Address: 170 Amendment Avenue Rock Hill, 29732, SC
- Gender: Male
- Address: 170 Amendment Avenue Rock Hill, 29732, SC
Questions & Answers
Does Dr. Bret M. Garretson accept patients with BlueCross BlueShield of South Carolina?
Yes, Dr. Bret M. Garretson is listed in-network for BlueCross BlueShield of South Carolina through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Where can you meet with Dr. Bret M. Garretson?
Dr. Bret M. Garretson's office is located at 170 Amendment Avenue Digestive Disease Associates Of York County Pa in Rock Hill, SC 29732.
Does Dr. Bret M. Garretson have affiliation with practices?
Dr. Bret M. Garretson is affiliated with Digestive Disease Associates of York Country.
Has Dr. Bret M. Garretson affiliation with hospitals?
Dr. Bret M. Garretson is affiliated with PIEDMONT MEDICAL CENTER.
What conditions does Dr. Bret M. Garretson treat?
Dr. Bret M. Garretson provides treatment for Cholecystitis, Diverticulosis, Food Allergies, High Blood Pressure, Migraine, Urinary Tract Infection (UTI). For the full list see this list.