CT
Accepting patients
Who is Dr. Thornhill, Pediatric Gastroenterologist in Knoxville, TN?
Dr. Chad Thornhill, MD is a Pediatric Gastroenterologist, who primarily practices in Knoxville, TN with 2 additional practice locations. Dr. Thornhill is fluent in English and Spanish, and is currently seeing new patients. Dr. Thornhill’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Thornhill’s office at (843) 777-7300.
What languages does Dr. Thornhill speak?
Dr. Thornhill and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does Dr. Thornhill treat?
As a Pediatric Gastroenterologist, Dr. Thornhill 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. Thornhill. 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:
- Widespread Abdominal Pain
- Upper Middle Abdominal Pain
- Belly Button Pain
- Abdominal Pain
- Right Upper Abdominal Pain
- General stomach pain
- Overall belly pain
- Diffuse abdominal pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
- Pain around navel
- Periumbilical discomfort
- Umbilical pain
- Stomach Ache
- Belly Pain
- Stomach Pain
- RUQ pain
- Pain in upper right stomach
- Right upper belly pain
ICD-10 Codes:
- R1084: Generalized abdominal pain
- R1013: Epigastric pain
- R1033: Periumbilical pain
- R109: Unspecified abdominal pain
- R1011: Right upper quadrant pain
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:
- Constipation
- Difficulty Passing Stool
- Infrequent Bowel Movements
- Hard Stools
ICD-10 Codes:
- K5909: Other constipation
- K5900: Constipation, unspecified
Also known as:
- Failure to Thrive in Children
- Growth Disorder
- Poor growth in children
- Childhood growth problems
- Infant growth failure
ICD-10 Codes:
- R6251: Failure to thrive (child)
Also known as:
- Feeding Difficulties
- Eating Problems
- Swallowing Problems
- Unspecified Feeding Issues
ICD-10 Codes:
- R6330: Feeding difficulties, unspecified
Also known as:
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Melena
- Black Stools
- Upper GI Bleed Signs
ICD-10 Codes:
- K921: Melena
Also known as:
- Non-Infectious Gastroenteritis and Colitis
- Digestive Disease
- Inflammation of Stomach and Intestines
- Non-Bacterial Colitis
- Gut Inflammation
ICD-10 Codes:
- K529: Noninfective gastroenteritis and colitis, unspecified
Also known as:
- Throat and Esophagus Swallowing Difficulty
- Swallowing Disorder
- Pharyngoesophageal dysphagia
- Trouble swallowing in throat
- Esophageal swallowing problems
ICD-10 Codes:
- R1314: Dysphagia, pharyngoesophageal phase
Also known as:
- Eosinophilic Esophagitis
- EoE
- Allergic Esophagitis
- Eosinophilic Inflammation of Esophagus
ICD-10 Codes:
- K200: Eosinophilic esophagitis
Also known as:
- Diarrhea
- Loose stools
- Runny poop
- Frequent bowel movements
ICD-10 Codes:
- R197: Diarrhea, unspecified
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:
- Fatty Liver Disease
- Liver Disease
- Nonalcoholic Fatty Liver Disease (NAFLD) & NASH
- Nonalcoholic Fatty Liver Disease & NASH in Children
- NAFLD
- NASH
- Hepatic steatosis
ICD-10 Codes:
- K760: Fatty (change of) liver, not elsewhere classified
Also known as:
- High Liver Enzymes
- ALT Blood Test
- AST Test
- Elevated ALT
- Elevated AST
- Abnormal liver function test
ICD-10 Codes:
- R7401: Elevation of levels of liver transaminase levels
Also known as:
- Nausea and Vomiting
- Feeling Sick and Throwing Up
- Stomach Flu Symptoms
- Queasy and Vomiting
ICD-10 Codes:
- R112: Nausea with vomiting, unspecified
Also known as:
- Unexplained Weight Loss
- Involuntary Weight Loss
- Significant Weight Loss
- Unintentional Weight Loss
ICD-10 Codes:
- R634: Abnormal weight loss
What procedures does Dr. Thornhill perform?
As a Pediatric Gastroenterologist, Dr. Thornhill performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Thornhill. 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:
- Upper Endoscopy with Biopsy
- Biopsy
- Endoscopy
- EGD with Biopsy
- Gastroscopy with Biopsy
- Esophagogastroduodenoscopy with Biopsy
CPT Codes:
- 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple
Also known as:
- Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
CPT Codes:
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
Also known as:
- Removal of Fecal Impaction or Foreign Body Under Anesthesia
- Anesthesia
- Fecal Impaction Extraction
- Rectal Foreign Body Removal
- Anesthetized Bowel Clearance
CPT Codes:
- 45915: Removal of fecal impaction or foreign body (separate procedure) under anesthesia
Also known as:
- Flexible Sigmoidoscopy with Biopsy
- Colorectal Cancer Screening Tests
- Sigmoid Colon Scope with Biopsy
- Lower Endoscopy with Tissue Sample
- Flexible Sigmoidoscopy and Biopsy
- Rectum and Lower Colon Exam
CPT Codes:
- 45331: Sigmoidoscopy, flexible; with biopsy, single or multiple
Also known as:
- Diagnostic Duodenal Fluid Collection with Stimulation
- Duodenal aspiration test
- Pancreatic function test
- Gallbladder stimulation test
- Small intestine fluid collection
CPT Codes:
- 43757: Duodenal intubation and aspiration, diagnostic, includes image guidance; collection of multiple fractional specimens with pancreatic or gallbladder stimulation, single or double lumen tube, includes drug administration
Also known as:
- Esophageal pH Test
- pH Monitoring Test
- Acid Reflux Test
- 24-Hour pH Study
- Esophageal Acid Test
CPT Codes:
- 91034: Esophagus, gastroesophageal reflux test; with nasal catheter pH electrode(s) placement, recording, analysis and interpretation
Also known as:
- Swallowing Study (Videofluoroscopy)
- Dysphagia Tests
- Videofluoroscopic Swallowing Study (VFSS)
- Modified Barium Swallow (MBS)
- Dysphagia Evaluation
CPT Codes:
- 92611: Motion fluoroscopic evaluation of swallowing function by cine or video recording
Also known as:
- Overnight Pulse Oximetry
- Pulse Oximetry
- Continuous Oxygen Monitoring
- Sleep Oxygen Test
- Nocturnal Oximetry
- Overnight O2 Saturation Test
CPT Codes:
- 94762: Noninvasive ear or pulse oximetry for oxygen saturation; by continuous overnight monitoring (separate procedure)
Also known as:
- Bronchoscopy with Lung Wash (BAL)
- Bronchoscopy and Bronchoalveolar Lavage (BAL)
- Fluoroscopy
- Bronchial lavage
- BAL procedure
- Lung washing
- Flexible bronchoscopy
CPT Codes:
- 31624: Bronchoscopy, rigid or flexible, including fluoroscopic guidance, when performed; with bronchial alveolar lavage
Does Dr. Thornhill accept my insurance?
Dr. Thornhill accepts most major insurance plans. Important: Please call our office at (843) 777-7300 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Thornhill accept in Knoxville, TN?
Dr. Thornhill in Knoxville, TN accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Allied Benefit Systems
BlueCross BlueShield of Tennessee
Elevance Health Inc. (formerly Anthem)
Express Scripts
HealthComp
Humana
Medicare
Steward Health Choice
UnitedHealthcare
View All Insurances
Where is Dr. Thornhill's office located?
Dr. Chad Thornhill's Primary Practice
2100 Clinch Ave Ste 420
Knoxville, TN 37916
(843) 777-7300
What is Dr. Thornhill's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Thornhill's National Provider Identifier (NPI) number is 1093959181.
What common questions do patients ask about Dr. Thornhill?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Thornhill
What is Dr. Chad Thornhill's specialty?
Dr. Thornhill is a Pediatric Gastroenterologist near Knoxville, TN. 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. Thornhill to book an appointment today.
Is this Dr. Chad Thornhill affiliated with a ranked Castle Connolly Top Hospital?
No, Thornhill is not affiliated with a Castle Connolly Top Hospital. Castle Connolly Top Hospitals 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 Chad Thornhill accepting new patients in Knoxville, TN?
Yes, Dr. Chad Thornhill is accepting new patients at this time.
Does Dr. Chad Thornhill offer online booking?
Please contact Dr. Thornhill's office at (843) 777-7300 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Chad Thornhill?
Please contact Dr. Thornhill's office at (843) 777-7300 for information regarding telehealth appointment availability or for scheduling assistance.
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