RZ
36 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Zwiener, Pediatric Gastroenterologist in Austin, TX?
Dr. Robert Zwiener, MD is a Pediatric Gastroenterologist, who primarily practices in Austin, TX with 2 additional practice locations. He has been practicing for over 36 years and is board certified by the American Board of Pediatrics. Dr. Zwiener graduated from The University of Texas School of Medicine at San Antonio and completed his residency at CHILDRENS MEDICAL CENTER. Dr. Zwiener is fluent in English and Spanish, and is currently seeing new patients. Dr. Zwiener’s practice accepts UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Zwiener’s office.
Where did Dr. Zwiener go to medical school and complete their residency?
Residency: CHILDRENS MEDICAL CENTER
Medical School: The University of Texas School of Medicine at San Antonio
Is Dr. Zwiener board certified in Pediatric Gastroenterologist?
Yes, Dr. Robert Zwiener, MD is board certified by the American Board of Pediatrics
What languages does Dr. Zwiener speak?
Dr. Zwiener and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does Dr. Zwiener treat?
As a Pediatric Gastroenterologist, Dr. Zwiener diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Zwiener. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Abdominal Pain
- Upper Middle Abdominal Pain
- Stomach Ache
- Belly Pain
- Stomach Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R109: Unspecified abdominal pain
- R1013: Epigastric pain
Also known as:
- Eosinophilic Esophagitis
- EoE
- Allergic Esophagitis
- Eosinophilic Inflammation of Esophagus
ICD-10 Codes:
- K200: Eosinophilic esophagitis
Also known as:
- Stomach and Duodenum Disorder
- Stomach Disorder
- Gastric Conditions
- Duodenal Conditions
- Digestive System Disorders
ICD-10 Codes:
- K3189: Other diseases of stomach and duodenum
Also known as:
- Esophagitis
- Esophagus Disorder
- Inflammation of the Esophagus
- Sore Esophagus
- Esophageal Inflammation
ICD-10 Codes:
- K2090: Esophagitis, unspecified without bleeding
Also known as:
- Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Painful swallowing
ICD-10 Codes:
- R1310: Dysphagia, unspecified
Also known as:
- Constipation
- Difficulty Passing Stool
- Infrequent Bowel Movements
- Hard Stools
ICD-10 Codes:
- K5900: Constipation, unspecified
Also known as:
- Acid Reflux
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Gastroesophageal Reflux
- Heartburn
- Indigestion
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
Also known as:
- Crohn's Disease
- Crohn’s Disease
- Regional Enteritis
- Inflammatory Bowel Disease (IBD)
- Terminal Ileitis
ICD-10 Codes:
- K5090: Crohn's disease, unspecified, without complications
Also known as:
- Nausea
- Nausea and Vomiting
- Feeling Sick to Stomach
- Queasiness
- Upset Stomach
ICD-10 Codes:
- R110: Nausea
Which procedures does Dr. Zwiener perform as a Pediatric Gastroenterologist?
As a Pediatric Gastroenterologist, procedures performed by a Dr. Robert Zwiener may include:
- Colonoscopy
- Colonoscopy Consultation
- Colorectal Cancer Screening
- Endoscopic Ultrasound
- Endoscopy / Endoscopic Ultrasound
- Gastric Balloon
- Gastric Stimulator Implantation Consultation
- Gastric Stimulator Implantation Follow Up
For detailed information, please contact Dr. Zwiener's office.
Does Dr. Zwiener accept my insurance?
Dr. Zwiener accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Zwiener accept in Austin, TX?
Dr. Zwiener in Austin, TX accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Centene
CVS Health (formerly Aetna)
Department of Defense / Tricare
Department of Veterans Affairs
Express Scripts
Health Care Service Corporation (HCSC)
State of Texas
Texas Children's Hospital
UnitedHealthcare
View All Insurances
Where is Dr. Zwiener's office located?
What is Dr. Zwiener's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Zwiener's National Provider Identifier (NPI) number is 1598717936.
What common questions do patients ask about Dr. Zwiener?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Zwiener
What is Dr. Robert Zwiener's specialty?
Dr. Zwiener is a Pediatric Gastroenterologist near Austin, TX. A pediatrician specializing in diagnosing and treating digestive system diseases in infants, children, and adolescents. This expert manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice and is skilled in performing complex diagnostic and therapeutic procedures using endoscopic techniques to visualize internal organs. Contact Dr. Zwiener to book an appointment today.
Is this Dr. Robert Zwiener affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Zwiener is affiliated with Ascension Seton Medical Center - Austin, TX which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
Where can I learn more about Pediatric Gastroenterologist?
Explore Pediatric Gastroenterologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Robert Zwiener accepting new patients in Austin, TX?
Yes, Dr. Robert Zwiener is accepting new patients at this time.
Does Dr. Robert Zwiener offer online booking?
Please contact Dr. Zwiener's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Robert Zwiener?
Please contact Dr. Zwiener's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Robert Zwiener have?
Dr. Robert Zwiener is certified by the American Board of Pediatrics.
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