WA
36 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Alexander, Gastroenterologist in Nashville, TN?
Dr. William Alexander, MD is a Gastroenterologist, who primarily practices in Nashville, TN with 2 additional practice locations. He has been practicing for over 36 years and is board certified by the American Board of Internal Medicine. Dr. Alexander graduated from Physician Assistant Studies, Barry University, FL and completed his residency at Univ Fl Affil Hosps, Gastroenterology; Univ Of Al Hosp, Internal Medicine. Dr. Alexander is fluent in English, French, and Spanish, and is currently seeing new patients. Dr. Alexander’s practice accepts Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Alexander’s office.
What are Areas of Expertise for Dr. Alexander?
Dr. William Alexander, 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. Alexander empowers patients to confidently navigate their health journey, specializing in Colon Cancer Screening, Endoscopy, Gastroesophageal Reflux Disease (GERD), Pancreatic/Biliary Endoscopy (ERCP), Peptic Ulcer Disease, or comprehensive wellness support. Serving the Nashville/TN community, Dr. Alexander is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Alexander go to medical school and complete their residency?
Residency: Univ Fl Affil Hosps, Gastroenterology; Univ Of Al Hosp, Internal Medicine | University of Florida Program
Medical School: University Of Nc At Chapel Hill Sch Of Med- Chapel Hill Nc | Physician Assistant Studies, Barry University, FL
Is Dr. Alexander board certified in Gastroenterologist?
Yes, Dr. William Alexander, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Alexander speak?
Dr. Alexander and their clinical team can communicate with patients in the following languages:
English
French
Spanish
What conditions does Dr. Alexander treat?
As a Gastroenterologist, Dr. Alexander 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. Alexander. 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:
- Difficulty Swallowing
- Throat and Esophagus Swallowing Difficulty
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Painful swallowing
- Pharyngoesophageal dysphagia
- Trouble swallowing in throat
- Esophageal swallowing problems
ICD-10 Codes:
- R1310: Dysphagia, unspecified
- R1314: Dysphagia, pharyngoesophageal phase
Also known as:
- Acid Reflux
- GERD with Esophagitis
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Eosinophilic Esophagitis
- Gastroesophageal Reflux
- Heartburn
- Indigestion
- Reflux Esophagitis
- Acid Reflux Esophagus Inflammation
- Heartburn with Esophagus Damage
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
- K2100: Gastro-esophageal reflux disease with esophagitis, without bleeding
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:
- Nausea and Vomiting
- Nausea
- Feeling Sick and Throwing Up
- Stomach Flu Symptoms
- Queasy and Vomiting
- Feeling Sick to Stomach
- Queasiness
- Upset Stomach
ICD-10 Codes:
- R112: Nausea with vomiting, unspecified
- R110: Nausea
Also known as:
- Colon Polyps
- Non-Infectious Gastroenteritis and Colitis
- Colonic Polyps
- Digestive Disease
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
- Inflammation of Stomach and Intestines
- Non-Bacterial Colitis
- Gut Inflammation
ICD-10 Codes:
- Z86010: Personal history of colon polyps
- K529: Noninfective gastroenteritis and colitis, unspecified
Also known as:
- Blocked Esophagus
- Esophagus Disorder
- Esophageal Obstruction
- Food Pipe Blockage
- Swallowing Difficulty
ICD-10 Codes:
- K222: Esophageal obstruction
Also known as:
- Diarrhea
- Loose stools
- Runny poop
- Frequent bowel movements
ICD-10 Codes:
- R197: Diarrhea, unspecified
Also known as:
- Change in Bowel Habits
- Abnormal Bowel Movements
- Bowel Movement
- Altered Bowel Habits
- Irregular Bowel Movements
- Changes in Pooping
- Unusual stool
- Changes in poop
- Fecal changes
ICD-10 Codes:
- R194: Change in bowel habit
- R195: Other fecal abnormalities
Also known as:
- Upper Middle Abdominal Pain
- Abdominal Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R1013: Epigastric pain
Also known as:
- Heartburn
- Acid Reflux
- Indigestion
- GERD Symptoms
ICD-10 Codes:
- R12: Heartburn
Also known as:
- Barrett's Esophagus
- Esophagus Disorder
- Barrett’s Esophagus
- Barrett's condition
- Esophageal metaplasia
ICD-10 Codes:
- K2270: Barrett's esophagus without dysplasia
Also known as:
- Unexplained Weight Loss
- Involuntary Weight Loss
- Significant Weight Loss
- Unintentional Weight Loss
ICD-10 Codes:
- R634: Abnormal weight loss
Also known as:
- Constipation
- Difficulty Passing Stool
- Infrequent Bowel Movements
- Hard Stools
ICD-10 Codes:
- K5900: Constipation, unspecified
Also known as:
- Benign Transverse Colon Polyp
- Benign Tumor
- Colonic Polyps
- Colon Polyps
- Non-cancerous transverse colon growth
- Transverse colon adenoma
- Transverse colon benign tumor
ICD-10 Codes:
- D123: Benign neoplasm of transverse colon
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
Which procedures does Dr. Alexander perform as a Gastroenterologist?
As a Gastroenterologist, procedures performed by a Dr. William Alexander 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. Alexander's office.
Does Dr. Alexander accept my insurance?
Dr. Alexander 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. Alexander accept in Nashville, TN?
Dr. Alexander in Nashville, 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
BlueCross BlueShield of Tennessee
Centene
CVS Health (formerly Aetna)
Department of Veterans Affairs
Express Scripts
Humana
Medicare
Oscar Health Insurance Co
UnitedHealthcare
View All Insurances
Where is Dr. Alexander's office located?
What is Dr. Alexander's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Alexander's National Provider Identifier (NPI) number is 1609848738.
What common questions do patients ask about Dr. Alexander?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Alexander
What is Dr. William Alexander's specialty?
Dr. Alexander is a Gastroenterologist near Nashville, TN. 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. Alexander to book an appointment today.
Is this Dr. William Alexander affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Alexander is affiliated with Ascension Saint Thomas River Park 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 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 William Alexander accepting new patients in Nashville, TN?
Yes, Dr. William Alexander is accepting new patients at this time.
Does Dr. William Alexander offer online booking?
Please contact Dr. Alexander's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with William Alexander?
Please contact Dr. Alexander's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. William Alexander have?
Dr. William Alexander is certified by the American Board of Internal Medicine.
Other Gastroenterologist Near Nashville, TN
AS
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MA
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Accepting patientsDr. Mohammad Samer Ammar, MD is a Pediatric Gastroenterologist, who primarily practices in Nashville, TN. He has been practicing for over 28 years and is board certified by the American Board of Pediatrics.
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