29 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Willis, Gastroenterologist in Missoula, MT?
Dr. Jeff Willis, MD is a Gastroenterologist, who primarily practices in Missoula, MT. He has been practicing for over 29 years and is board certified. Dr. Willis graduated from Virginia Commonwealth University, School of Medicine, Richmond and completed his residency at Barnes-Jewish Hosp-S Campus, Gastroenterology; Univ Of Al Hosp, Internal Medicine. Dr. Willis is fluent in English, and is currently seeing new patients. Dr. Willis’s practice accepts Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Willis’s office at (406) 721-5600.
Where did Dr. Willis go to medical school and complete their residency?
Residency: Barnes-Jewish Hosp-S Campus, Gastroenterology; Univ Of Al Hosp, Internal Medicine | Jewish Hospital of Cincinnati Program
Medical School: VA Commonwealth University School Of Medicine | Virginia Commonwealth University, School of Medicine, Richmond
Is Dr. Willis board certified as a Gastroenterologist?
Yes, Dr. Jeff Willis, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Willis speak?
Dr. Willis and their clinical team can communicate with patients in the following languages:
English
What conditions does a Gastroenterologist like Dr. Willis typically treat?
As a Gastroenterologist, Dr. Willis 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. Willis. 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. Learn more about our claims-based healthcare methodology here.
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
- Colonic Polyps
- Colorectal polyps
- Bowel polyps
- Intestinal polyps
ICD-10 Codes:
- K635: Polyp of colon
Also known as:
- GERD with Esophagitis
- Eosinophilic Esophagitis
- GERD
- Reflux Esophagitis
- Acid Reflux Esophagus Inflammation
- Heartburn with Esophagus Damage
ICD-10 Codes:
- K2100: Gastro-esophageal reflux disease with esophagitis, without bleeding
Also known as:
- Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Painful swallowing
ICD-10 Codes:
- R1310: Dysphagia, unspecified
What procedures does a Gastroenterologist like Dr. Willis typically perform?
As a Gastroenterologist, Dr. Willis 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. Willis. 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. Learn more about our claims-based healthcare methodology here.
Also known as:
- Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
CPT Codes:
- 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
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
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:
- Diagnostic Upper Endoscopy with Biopsy
- Colonoscopy with Injections
- Colonoscopy
- Colorectal Cancer Screening Tests
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
- Flexible Colonoscopy with Injection
- Colon Scope with Medication
- Therapeutic Colonoscopy
CPT Codes:
- 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:
- 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)
Does Dr. Willis accept my insurance?
Dr. Willis accepts most major insurance plans. Important: Please call our office at (406) 721-5600 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Willis accept in Missoula, MT?
Dr. Willis in Missoula, MT accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Allegiance Benefit Plan Management
CVS Health (formerly Aetna)
Federal government of the United States
Health Care Service Corporation
Humana
Medicaid
Medicare
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Willis' office located?
What is Dr. Willis's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Willis's National Provider Identifier (NPI) number is 1356385991.
What common questions do patients ask about Dr. Willis?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Willis
What is Dr. Jeff Willis's specialty?
Dr. Willis is a Gastroenterologist near Missoula, MT.
What does a Gastroenterologist do?
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.
Is this Dr. Jeff Willis affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Willis is affiliated with Providence St. Patrick Hospital 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
When to see a Gastroenterologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Gastroenterologist. Explore 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 Jeff Willis accepting new patients in Missoula, MT?
Yes, Dr. Jeff Willis is accepting new patients at this time.
Does Dr. Jeff Willis offer online booking?
Please contact Dr. Willis's office at (406) 721-5600 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Jeff Willis?
Please contact Dr. Willis's office at (406) 721-5600 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Jeff Willis have?
Dr. Jeff Willis is certified by the American Board of Internal Medicine.
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