Search

 See All Gastroenterologists in Kerrville, TX
Dr. Thomas Ducker, MD
Gastroenterology* Age 65
Dr. Thomas Ducker, MD
1.0 (1 Ratings)
Map Pin Small Kerrville, TX
Dr. Thomas Ducker, MD is a Gastroenterologist in Kerrville, TX.
Dr. Thomas Ducker, MD
1.0 (1 Ratings)

Dr. Thomas Ducker, MD

Gastroenterology* Age 65
Kerrville, TX
Accepting new patients
Dr. Thomas Ducker, MD is a Gastroenterologist in Kerrville, TX.

About Dr. Thomas Ducker, MD

Dr. Ducker graduated from University of Texas Southwestern Medical Center and completed a residency at University TX MED BRANCH HOSPS. Dr. Thomas Ducker, MD is a Gastroenterologist in Kerrville, TX. Dr. Ducker currently practices at Jon Sibert DC PA and is affiliated with Peterson Regional Medical Center. Dr. Ducker has experience treating conditions like Constipation, Diarrhea, Gastroparesis, Chronic Gastritis, Esophageal Motility Disorders, Gastroesophageal Reflux Disease (GERD), Gastritis, Intestinal Diverticulosis and Abdominal Pain among other conditions at varying frequencies. Dr. Ducker's office accepts new patients. Dr. Ducker accepts multiple insurance plans.

Experience Check

Enter a condition or procedure
Constipation
Diarrhea
Gastroparesis
Constipation
Diarrhea
Gastroparesis
Constipation
Diarrhea
  • View other providers who treat Diarrhea
Gastroparesis
Chronic Gastritis
Esophageal Motility Disorders
Gastroesophageal Reflux Disease (GERD)
Gastritis
Intestinal Diverticulosis
Abdominal Pain
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Nausea
  • View other providers who treat Nausea
Endoscopy
Hepatitis C
Colonoscopy
Duodenal Polypectomy
Esophagitis
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Heartburn
Flexible Sigmoidoscopy
Manometry
Rigid Proctosigmoidoscopy
Hemorrhoids
Diaphragmatic and Hiatal Hernia
Gas-Bloat Syndrome
Celiac Disease
Dysphagia
Noninfectious Gastroenteritis and Colitis
Pyloric Stenosis
Colorectal Polyp
Gastric Ulcer
Intestinal Obstruction
Unexplained Weight Loss
Inflammatory Bowel Disease
Barrett's Esophagus
Intestinal Diverticulitis
Cirrhosis
Intestinal Ulcer
Irritable Bowel Syndrome
Sigmoidoscopy
Gastrointestinal Malabsorption
Gastrointestinal Bleeding
Reflux Esophagitis
Crohn's Disease
Ulcerative Colitis
Gastroptosis
Duodenitis
Anemia
  • View other providers who treat Anemia
Autoimmune Hepatitis
Vomiting Disorders
Anal or Rectal Pain
Bowel Strangulation
Esophageal Varices
Lactose Intolerance
Gallstones
Metabolic Dysfunction Associated Steatotic Liver Disease (MASLD)
Eosinophilic Esophagitis
Esophageal Ulcer
Enteritis
Ileus
  • View other providers who treat Ileus
Acute Gastritis
Abnormal Thyroid
Acidosis
  • View other providers who treat Acidosis
Acute Bronchitis
Acute Deep Vein Thrombosis (DVT)
Acute Laryngitis
Acute Venous Embolism Thrombosis
ADHD and-or ADD
Administrative Physical
Alcoholic Cirrhosis
Alcoholic Hepatitis
Alkalosis
All Headaches (incl. Migraine)
All Types of Food Poisoning
Allergic Rhinitis
Anosmia
  • View other providers who treat Anosmia
Anxiety
  • View other providers who treat Anxiety
Arthritis
Arthritis of the Elbow
Ascites
  • View other providers who treat Ascites
Asthma
  • View other providers who treat Asthma
Asymptomatic Post-Menopausal Status
Atherosclerosis
Back Pain
Barretts Esophagus with Dysplasia
Bedsores
  • View other providers who treat Bedsores
Benign Chronic Pain Syndrome
Benign Neoplasm of the Digestive System
Bladder Infection
Bronchiectasis
Bronchitis
Bruise of Face, Scalp, or Neck
Cellulitis
Chest Pain
Chronic Pain
Chronic Pharyngitis
Chronic Sinusitis
Colon Cancer
Congenital Achalasia
Congenital Anomaly Intestine
COPD (Chronic Obstructive Pulmonary Disease)
Cough
  • View other providers who treat Cough
Deep Vein Thrombosis (DVT)
Dehydration
Diabetes Type 2
Diabetes With Renal Manifestations
Diabetic Polyneuropathy
Difficulty With Walking
Diffuse Esophageal Spasm
Dizziness
Dry Eyes
  • View other providers who treat Dry Eyes
Duodenal Cancer
Duodenal Ulcer
Dysentery
Dyslipidemia
E. coli Food Poisoning
Ear Ache
  • View other providers who treat Ear Ache
Ehlers-Danlos Syndrome
Emphysema
Enlarged Prostate (BPH)
Esophageal Achalasia and Cardiospasm
Esophageal Diverticulum
Essential Tremor
Familial Adenomatous Polyposis
Familial Hypercholesterolemia
Fever
  • View other providers who treat Fever
Fibromyalgia
Food Allergy
Gait Abnormality
Gastrojejunal Ulcer
Gout
  • View other providers who treat Gout
Hair Loss
Headache
  • View other providers who treat Headache
Heart Disease
Heart Palpitations
Hemochromatosis
Hepatitis B
Hepatitis B - Immune Response
Hernia
  • View other providers who treat Hernia
Hiatal Hernia
Human Immunodeficiency Virus (HIV)
Hyperkalemia
Hyperlipidemia
Hypertension
Hypoglycemia
Hypogonadism
Hypokalemia
Hypotension
Hypotension (Excluding Maternal)
Hypothyroidism
Hypoxemia
Indigestion
Infectious Diarrheal Disease
Insomnia
  • View other providers who treat Insomnia
Ischemic Colitis
Itchy Skin
Joint Pain
Laryngitis
Leg and Foot Ulcers
Limb Pain
Limb Swelling Caused by Fluid Overload
Lipid Disorders
Liver Abscess
Liver Damage from Alcohol
Long COVID Disorder
Low Back Pain
Magnesium Metabolism Disorders
Malaise and Fatigue
Mallory-Weiss Syndrome
Malnutrition
Menopausal and Postmenopausal Disorders
Menstrual Disorders
Migraine
  • View other providers who treat Migraine
Mineral Metabolism Disorders
Muscle Cramping
Muscle Weakness
Nasopharyngitis
Neoplasm of Gastrointestinal Tract
Non-Neonatal Jaundice
Nosebleed
Obesity
  • View other providers who treat Obesity
Osteoarthritis
Osteoarthritis of Foot
Osteoarthritis of Hand
Osteoarthritis of Hand or Wrist
Osteoarthritis of Shoulder
Osteoarthritis of Spine
Osteopenia
Osteoporosis
Outer Ear Infection
Overactive Bladder
Overweight
Painful Urination (Dysuria)
Pancreatic Pseudocyst
Pancreatitis
Patellofemoral Pain Syndrome (PFPS)
Pelvic Abscess
Peptic Ulcer
Pericardial Disease
Perimenopause
Peripheral Nerve Disorders
Pharyngitis
Phosphorus Metabolism Disorders
Pneumonia
Pollen Allergy
Polyneuropathy
Polyuria
  • View other providers who treat Polyuria
Primary Biliary Cholangitis
Primary Sclerosing Cholangitis
Raynaud's Disease
Rectal Ulcer
Restless Leg Syndrome
Retroperitoneum Cancer
Salivary Gland Stones and Inflammation
Sciatica
  • View other providers who treat Sciatica
Secondary Diabetes Mellitus
Sexually Transmitted Diseases (STDs)
Shortness of Breath
Sinus Bradycardia
Sinus Tachycardia
Sinusitis
Sleep Apnea
Spleen Cyst
Splenomegaly
Symptomatic Menopause
Testicular Dysfunction
Throat Pain
Tobacco Use Disorder
Trigeminal Neuralgia
Ulcer
  • View other providers who treat Ulcer
Upper Digestive Tract Cancer
Urinary Incontinence
Urinary Stones
Urinary Tract Infection (UTI)
Venous Embolism and Thrombosis
Vertigo
  • View other providers who treat Vertigo
Viral Hepatitis
Vitamin B Deficiency
Vitamin B12 Deficiency
Vitamin D Deficiency
Vitamin_Deficiency
Wheezing
  • View other providers who treat Wheezing
Anoscopy
  • View other providers who treat Anoscopy
Arterial Blood Gas Test (ABG)
Bile Duct Procedure
Biliary Drainage
Colon Cancer Screening
Colorectal Cancer Screening
Diabetes Counseling
Electrocardiogram (EKG)
ERCP (Endoscopic Retrograde Cholangiopancreatography)
Esophagoscopy
Fecal Occult Blood Test for Colorectal Cancer
Gallbladder Scan
Gastroenterology Procedures
Hemorrhoidectomy or Excision of Anal Tags
Hepatitis A Screening
Hepatitis B Virus Screening
Hepatitis C Virus Screening
Hepatitis Screening
Immunization Administration
Impedance Testing
Instrumental Diagnostic Evaluation for Dysphagia
Laparoscopic Removal of Stones from Biliary Tract
Liver Biopsy
Liver Function Test
Pancreas Surgeries
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.
  • Navigate HMO
    Choice Plus POS
    Options PPO
    Navigate Plus POS
  • HealthyBlue Advantage
  • Open Choice PPO
    Premier Care Network Plus - Innovation Health
    Managed Choice (Open Access) POS
    Elect Choice (Open Access) EPO
    Choice Plus POS II
    Signature Administrators PPO
  • Open Access Plus
    Cigna PPO
  • Superior Health Plan
  • Blue Advantage HMO
    Blue Choice

Where Dr. Thomas Ducker, MD Sees Patients

  1. 1 Jon Sibert DC PA
    1001 Water St Ste D-200, Kerrville, TX 78028
    Icon Directions Right Arrow Directions Phone Icon (830) 896-5005

What Patients Say

Likelihood to recommend Dr. Ducker
1.0
Based on 1 Reviews
5 Stars (0)
4 Stars (0)
3 Stars (0)
2 Stars (0)
1 Star (1)

Leave a review

How likely are you to recommend Dr. Ducker?

(Select your rating)
Patient Reviews
Sep 11, 2025
Your receptionist is rude and hateful I will never be in your office again because of her
Jesse scott — Sep 11, 2025
See more reviews on Healthgrades
Claim Your Profile
Are you Dr. Thomas Ducker, MD?
Respond to reviews, add information, and reach more patients. Claiming is free and only takes a minute.

Claim my profile

Meet Dr. Thomas Ducker, MD

Specialties*
Gastroenterology
Internal Medicine
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. Ducker communicate via email?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Ducker offer telehealth services or virtual visits?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Ducker offer an online patient portal?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Ducker have free onsite parking?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Ducker offer weekend visits?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Ducker offer evening visits?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Ducker specialize in working with children or adolescents?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Ducker specialize in working with seniors?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Ducker specialize in couples therapy?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Ducker specialize in working with LGBTQ+ community?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Ducker accept insurance?
No responses yet.
Yes
(0)
No
(0)

FAQs About Dr. Ducker'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. Thomas Ducker, MD. To arrange an appointment, call the number on Dr. Ducker's profile.

Dr. Ducker frequently treats the following conditions: Constipation, Diarrhea, Gastroparesis, Chronic Gastritis, Esophageal Motility Disorders, Gastroesophageal Reflux Disease (GERD), Gastritis, Intestinal Diverticulosis and Abdominal Pain. See more on Sharecare.

Dr. Thomas Ducker, MD is affiliated with Peterson Regional Medical Center.
Training & Medical Education
Medical Education
  • University of Texas Southwestern Medical Center
Medical Education
Residency Hospital
  • University TX MED BRANCH HOSPS
Residency Hospital

Hospitals Where Dr. Thomas Ducker, MD Practices

  • Peterson Regional Medical Center

    551 Hill Country Dr, Kerrville, TX

Explore More Providers

View All Specialties