Who is Dr. Nasereddin, Gastroenterologist in Indianapolis, IN?
Dr. Thayer Nasereddin, MD is a Gastroenterologist, who primarily practices in Indianapolis, IN with 1 additional practice location.
Dr. Nasereddin is fluent in English, and is currently seeing new patients. Dr. Nasereddin’s practice accepts Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Nasereddin’s office at (317) 865-2955.
What are Areas of Expertise for Dr. Nasereddin?
Dr. Thayer Nasereddin, MD is a highly-rated, board-certified Gastroenterologist known for expertly diagnosing, treating, and managing a wide array
of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Nasereddin empowers
patients to confidently navigate their health journey, specializing in Barrett's Esophagus, Colonoscopy & Polypectomy, Endoscopic Management of GI Strictures, Endoscopic Ultrasound, Endoscopy, Gastroesophageal Reflux Disease (GERD), Gastrointestinal Cancer, Interventional Endoscopy, Pancreatic/Biliary Endoscopy (ERCP), or comprehensive
wellness support. Serving
the Indianapolis/IN community, Dr. Nasereddin is dedicated to enhancing lives through expert, patient-centered care.
What languages does Dr. Nasereddin speak?
Dr. Nasereddin and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Nasereddin treat?
As a Gastroenterologist, Dr. Nasereddin 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. Nasereddin. 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:
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:
Colon Cancer Screening
Health Screening
Colorectal Cancer Screening (PDQ®)
Screening Tests to Detect Colorectal Cancer and Polyps
Tests to Detect Colorectal Cancer and Polyps
Colorectal Cancer Screening
Colonoscopy Screening
Bowel Cancer Screening
ICD-10 Codes:
Z1211: Encounter for screening for malignant neoplasm of colon
Also known as:
Follow-up After Treatment (Non-Cancer)
Post-Treatment Check-up
Aftercare Visit
Recovery Monitoring Exam
ICD-10 Codes:
Z09: Encounter for follow-up examination after completed treatment for conditions other than malignant neoplasm
Also known as:
Difficulty Swallowing
Swallowing Disorder
Dysphagia
Trouble swallowing
Painful swallowing
ICD-10 Codes:
R1310: Dysphagia, unspecified
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:
Change in Bowel Habits
Bowel Movement
Altered Bowel Habits
Irregular Bowel Movements
Changes in Pooping
ICD-10 Codes:
R194: Change in bowel habit
Also known as:
Bile Duct Stones
Gallstones
Choledocholithiasis
Biliary duct calculi
ICD-10 Codes:
K8050: Calculus of bile duct without cholangitis or cholecystitis without obstruction
What procedures does Dr. Nasereddin perform?
As a Gastroenterologist, Dr. Nasereddin 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. Nasereddin. 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:
Colonoscopy with Polyp Removal
Colonoscopy with Biopsy
Diagnostic Colonoscopy with Biopsy
Colonoscopy with Tissue Removal
Colonoscopy with Bleeding Control
Colonoscopy
Colorectal Cancer Screening Tests
Flexible Colonoscopy with Polypectomy
Colon Polyp Removal
Colorectal Lesion Excision
Flexible Colonoscopy
Colon Biopsy
Large Intestine Scope
Colorectal Cancer Screening
Colon Exam with Biopsy
Lower Endoscopy
Colon Cancer Screening
Flexible colonoscopy with EMR
Endoscopic mucosal resection (colon)
Colon polyp removal during colonoscopy
Endoscopic Hemostasis
Colonoscopy for Bleeding
CPT Codes:
45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
45380: Colonoscopy, flexible; with biopsy, single or multiple
45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
45390: Colonoscopy, flexible; with endoscopic mucosal resection
45382: Colonoscopy, flexible; with control of bleeding, any method
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:
Esophagus Widening Procedure (Endoscopic)
EGD with Esophageal Balloon Dilation
EGD with Endoscopic Ultrasound
Diagnostic Upper Endoscopy with Biopsy
Flexible Sigmoidoscopy with Biopsy
Colonoscopy with Injections
ERCP with Gallstone or Pancreatic Stone Removal
Upper Endoscopy with Varices Banding
ERCP with Biopsy
Upper Endoscopy with Mucosal Resection
Colorectal Cancer Screening Tests
Colonoscopy
Esophageal Dilation
EGD with Dilation
Upper Endoscopy with Widening
Upper Endoscopy with Esophageal Dilation
Flexible Esophagoscopy with Balloon
EGD with Balloon Widening
Upper GI Endoscopy with Ultrasound
EUS (Endoscopic Ultrasound)
Esophagus, Stomach, Duodenum Ultrasound
EGD with Biopsy
Esophagogastroduodenoscopy
Upper GI Endoscopy
Stomach Scope with Sample
Sigmoid Colon Scope with Biopsy
Lower Endoscopy with Tissue Sample
Flexible Sigmoidoscopy and Biopsy
Rectum and Lower Colon Exam
Flexible Colonoscopy with Injection
Colon Scope with Medication
Therapeutic Colonoscopy
Endoscopic Retrograde Cholangiopancreatography
Bile Duct Stone Removal
Pancreatic Stone Lithotripsy
EGD with Band Ligation
Esophageal Varices Banding
Gastric Varices Treatment
Endoscopic Retrograde Cholangiopancreatography with Biopsy
Bile Duct Biopsy (ERCP)
Pancreatic Duct Biopsy (ERCP)
EGD with Mucosal Resection
Endoscopic Removal of Esophageal Lesion
Flexible Endoscopy with Tissue Removal
CPT Codes:
43248: Esophagogastroduodenoscopy, flexible, transoral; with insertion of guide wire followed by passage of dilator(s) through esophagus over guide wire
43249: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic balloon dilation of esophagus (less than 30 mm diameter)
43237: Esophagogastroduodenoscopy, flexible, transoral; with endoscopic ultrasound examination limited to the esophagus, stomach or duodenum, and adjacent structures
43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
45331: Sigmoidoscopy, flexible; with biopsy, single or multiple
45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
43265: Endoscopic retrograde cholangiopancreatography (ERCP); with destruction of calculi, any method (eg, mechanical, electrohydraulic, lithotripsy)
43244: Esophagogastroduodenoscopy, flexible, transoral; with band ligation of esophageal/gastric varices
43261: Endoscopic retrograde cholangiopancreatography (ERCP); with biopsy, single or multiple
43254: Esophagogastroduodenoscopy, flexible, transoral; with endoscopic mucosal resection
Also known as:
ERCP with Sphincterotomy
ERCP with Stent Placement
ERCP for Bile/Pancreatic Stent Exchange
ERCP with Bile or Pancreatic Duct Stent Removal
Endoscopic retrograde cholangiopancreatography
Bile duct scope
Pancreatic duct scope
Papillotomy
Endoscopic Retrograde Cholangiopancreatography with Stent
Bile Duct Stent Placement via ERCP
Pancreatic Duct Stent Placement via ERCP
Bile duct stent replacement (ERCP)
Endoscopic retrograde cholangiopancreatography with stent exchange
Biliary stent removal and replacement
Pancreatic duct stent exchange
Endoscopic Retrograde Cholangiopancreatography
Bile Duct Stent Removal
Pancreatic Duct Foreign Body Removal
ERCP Stone Removal
CPT Codes:
43262: Endoscopic retrograde cholangiopancreatography (ERCP); with sphincterotomy/papillotomy
43274: Endoscopic retrograde cholangiopancreatography (ERCP); with placement of endoscopic stent into biliary or pancreatic duct, including pre- and post-dilation and guide wire passage, when performed, including sphincterotomy, when performed, each stent
43276: Endoscopic retrograde cholangiopancreatography (ERCP); with removal and exchange of stent(s), biliary or pancreatic duct, including pre- and post-dilation and guide wire passage, when performed, including sphincterotomy, when performed, each stent exchanged
43275: Endoscopic retrograde cholangiopancreatography (ERCP); with removal of foreign body(s) or stent(s) from biliary/pancreatic duct(s)
Also known as:
ERCP with Gallstone Removal
ERCP
Endoscopic Gallstone Removal
Biliary Duct Stone Removal
Pancreatic Duct Cleaning
CPT Codes:
43264: Endoscopic retrograde cholangiopancreatography (ERCP); with removal of calculi/debris from biliary/pancreatic duct(s)
Also known as:
Upper Endoscopy with Polyp Removal
Upper Endoscopy with Tumor Ablation
Upper Endoscopy with Stomach/Duodenum Dilation
Upper Endoscopy with Ultrasound (EUS)
EGD with Polypectomy
Esophagus, Stomach, Duodenum Scope with Removal
Flexible Endoscopy Tumor Excision
EGD with Ablation
Esophagus, Stomach, Duodenum Scope with Ablation
Flexible Endoscopy Lesion Treatment
EGD with Dilation
Esophageal Dilation
Stomach Stricture Widening
Duodenal Stricture Repair
EGD with endoscopic ultrasound
Esophageal ultrasound
Stomach ultrasound endoscopy
Duodenal ultrasound endoscopy
CPT Codes:
43251: Esophagogastroduodenoscopy, flexible, transoral; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
43270: Esophagogastroduodenoscopy, flexible, transoral; with ablation of tumor(s), polyp(s), or other lesion(s) (includes pre- and post-dilation and guide wire passage, when performed)
43245: Esophagogastroduodenoscopy, flexible, transoral; with dilation of gastric/duodenal stricture(s) (eg, balloon, bougie)
43259: Esophagogastroduodenoscopy, flexible, transoral; with endoscopic ultrasound examination, including the esophagus, stomach, and either the duodenum or a surgically altered stomach where the jejunum is examined distal to the anastomosis
Also known as:
Upper GI Endoscopy with Ultrasound Biopsy
Biopsy
Endoscopy
Ultrasound
EGD with EUS-FNA
Endoscopic Ultrasound Biopsy
Esophageal/Stomach Biopsy
CPT Codes:
43238: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic ultrasound-guided intramural or transmural fine needle aspiration/biopsy(s), (includes endoscopic ultrasound examination limited to the esophagus, stomach or duodenum, and adjacent structures)
Also known as:
Upper Endoscopy with Ultrasound and Biopsy
Biopsy
Endoscopy
Ultrasound
EGD with Endoscopic Ultrasound Biopsy
Transoral EUS-FNA
Esophagogastroduodenoscopy with Biopsy
CPT Codes:
43242: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic ultrasound-guided intramural or transmural fine needle aspiration/biopsy(s) (includes endoscopic ultrasound examination of the esophagus, stomach, and either the duodenum or a surgically altered stomach where the jejunum is examined distal to the anastomosis)
Also known as:
Upper Endoscopy for Foreign Body Removal
EGD for Foreign Body
Gastroscopy for Object Removal
Esophagogastroduodenoscopy for Foreign Body
CPT Codes:
43247: Esophagogastroduodenoscopy, flexible, transoral; with removal of foreign body(s)
Also known as:
Stopping Bleeding in Esophagus, Stomach, or Duodenum
EGD with Bleeding Control
Upper GI Endoscopy for Bleeding
Gastric Bleeding Treatment
CPT Codes:
43255: Esophagogastroduodenoscopy, flexible, transoral; with control of bleeding, any method
Also known as:
Upper GI Scope with Stent Placement
EGD with Stent
Esophageal Stent Placement
Stomach Stent Insertion
CPT Codes:
43266: Esophagogastroduodenoscopy, flexible, transoral; with placement of endoscopic stent (includes pre- and post-dilation and guide wire passage, when performed)
Also known as:
Endoscopic Tube Placement into Bile or Pancreatic Duct
ERCP Cannulation
Bile Duct Cannulation
Pancreatic Duct Access (Endoscopic)
CPT Codes:
43273: Endoscopic cannulation of papilla with direct visualization of pancreatic/common bile duct(s) (List separately in addition to code(s) for primary procedure)
Also known as:
Flexible Sigmoidoscopy
Colorectal Cancer Screening Tests
Sigmoidoscopy
Lower colon exam
Flexible colon scope
Rectum and lower colon check
CPT Codes:
45330: Sigmoidoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Also known as:
Sigmoidoscopy with Stent Placement
Colorectal Cancer Screening Tests
Flexible Sigmoidoscopy with Stent
Lower Colon Stent Insertion
Rectal Stent Placement
CPT Codes:
45347: Sigmoidoscopy, flexible; with placement of endoscopic stent (includes pre- and post-dilation and guide wire passage, when performed)
Also known as:
Sigmoidoscopy with Polyp Removal
Colorectal Cancer Screening Tests
Flexible Sigmoidoscopy with Polypectomy
Colon Polyp Removal (Lower Colon)
Sigmoid Colon Lesion Excision
Lower Endoscopy with Polyp Removal
CPT Codes:
45338: Sigmoidoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
Also known as:
EGD with Pseudocyst Drainage
Endoscopic Pseudocyst Drainage
Transoral Pseudocyst Stent Placement
Pancreatic Pseudocyst Drainage (Endoscopic)
Stomach Cyst Drainage
CPT Codes:
43240: Esophagogastroduodenoscopy, flexible, transoral; with transmural drainage of pseudocyst (includes placement of transmural drainage catheter[s]/stent[s], when performed, and endoscopic ultrasound, when performed)
Does Dr. Nasereddin accept my insurance?
Dr. Nasereddin accepts most major insurance plans. Important: Please call our office at (317) 865-2955 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Nasereddin accept in Indianapolis, IN?
Dr. Nasereddin in Indianapolis, IN accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
What is Dr. Nasereddin's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Nasereddin's National Provider Identifier (NPI) number is 1215391701.
What common questions do patients ask about Dr. Nasereddin?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Nasereddin
What is Dr. Thayer Nasereddin's specialty?
Dr. Nasereddin is a Gastroenterologist near Indianapolis, IN.
An internist focused on diagnosing and treating disorders of the digestive system, encompassing the stomach, intestines, liver, and gallbladder. This specialist manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice, and performs intricate diagnostic and therapeutic procedures using endoscopes to examine internal organs. Contact Dr. Nasereddin to book an appointment today.
Is this Dr. Thayer Nasereddin affiliated with a ranked Castle Connolly Top Hospital?
No, Nasereddin is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals:
Franciscan Health Indianapolis.
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 Gastroenterologist?
Explore 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 Thayer Nasereddin accepting new patients in Indianapolis, IN?
Yes, Dr. Thayer Nasereddin is accepting new patients at this time.
Does Dr. Thayer Nasereddin offer online booking?
Please contact Dr. Nasereddin's office at (317) 865-2955 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Thayer Nasereddin?
Please contact Dr. Nasereddin's office at (317) 865-2955 for information regarding telehealth appointment availability or for scheduling assistance.
Dr. Michael Morelli, MD is a Gastroenterologist, who primarily practices in Indianapolis, IN with 1 additional practice location. He is board certified.