39 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Mcmahon, Gastroenterologist in Staples, MN?
Dr. Thomas Mcmahon, MD is a Gastroenterologist, who primarily practices in Staples, MN with 2 additional practice locations. He has been practicing for over 39 years. Dr. Mcmahon graduated from Mechanical Engineering and completed his residency at Wake Forest University Baptist Medical Center Program. Dr. Mcmahon is fluent in English, and is currently seeing new patients. Dr. Mcmahon’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Mcmahon’s office at (218) 894-1515.
Where did Dr. Mcmahon go to medical school and complete their residency?
Residency: Wake Forest University Baptist Medical Center Program
Medical School: Mechanical Engineering
What languages does Dr. Mcmahon speak?
Dr. Mcmahon and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Mcmahon treat?
As a Gastroenterologist, Dr. Mcmahon 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. Mcmahon. 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:
- 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:
- 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:
- 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:
- Widespread Abdominal Pain
- Abdominal Pain
- General stomach pain
- Overall belly pain
- Diffuse abdominal pain
ICD-10 Codes:
- R1084: Generalized abdominal pain
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:
- Barrett's Esophagus
- Esophagus Disorder
- Barrett’s Esophagus
- Barrett's condition
- Esophageal metaplasia
ICD-10 Codes:
- K2270: Barrett's esophagus without dysplasia
What procedures does Dr. Mcmahon perform?
As a Gastroenterologist, Dr. Mcmahon 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. Mcmahon. 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:
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
CPT Codes:
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
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:
- EGD with Esophageal Balloon Dilation
- Diagnostic Upper Endoscopy with Biopsy
- Colonoscopy with Injections
- Colonoscopy
- Colorectal Cancer Screening Tests
- Upper Endoscopy with Esophageal Dilation
- Flexible Esophagoscopy with Balloon
- EGD with Balloon Widening
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
- Flexible Colonoscopy with Injection
- Colon Scope with Medication
- Therapeutic Colonoscopy
CPT Codes:
- 43249: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic balloon dilation of esophagus (less than 30 mm diameter)
- 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
Also known as:
- Esophageal Dilation (Bougie)
- Esophageal Widening
- Bougie Dilation of Esophagus
- Swallowing Tube Dilation
CPT Codes:
- 43450: Dilation of esophagus, by unguided sound or bougie, single or multiple passes
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)
Does Dr. Mcmahon accept my insurance?
Dr. Mcmahon accepts most major insurance plans. Important: Please call our office at (218) 894-1515 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Mcmahon accept in Staples, MN?
Dr. Mcmahon in Staples, MN accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
CareOregon
CVS Health (formerly Aetna)
Department of Defense / Tricare
Elevance Health Inc. (formerly Anthem)
Federal Employee Program
Independence Blue Cross
Medicare
State of Tennessee
State of Virginia
UnitedHealthcare
View All Insurances
Where is Dr. Mcmahon's office located?
What is Dr. Mcmahon's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Mcmahon's National Provider Identifier (NPI) number is 1619048030.
What common questions do patients ask about Dr. Mcmahon?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Mcmahon
What is Dr. Thomas Mcmahon's specialty?
Dr. Mcmahon is a Gastroenterologist near Staples, MN. 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. Mcmahon to book an appointment today.
Is this Dr. Thomas Mcmahon affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Mcmahon is affiliated with Riverside Regional Medical Center, Riverside Doctors' Hospital Williamsburg, Riverside Shore Memorial Hospital, Chesapeake Regional Medical Center, Southern New Hampshire Medical Center, Essentia Health-Fargo which are a Castle Connolly Top Hospitals. 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 Thomas Mcmahon accepting new patients in Staples, MN?
Yes, Dr. Thomas Mcmahon is accepting new patients at this time.
Does Dr. Thomas Mcmahon offer online booking?
Please contact Dr. Mcmahon's office at (218) 894-1515 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Thomas Mcmahon?
Please contact Dr. Mcmahon's office at (218) 894-1515 for information regarding telehealth appointment availability or for scheduling assistance.
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