SL
15 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Lewis, Gastroenterologist in Portland, OR?
Dr. Shannon Lewis, MD is a Gastroenterologist, who primarily practices in Portland, OR. She has been practicing for over 15 years. Dr. Lewis graduated from Loyola University Chicago Stritch School of Medicine. Dr. Lewis is fluent in English, and is currently seeing new patients. Dr. Lewis’s practice accepts Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Lewis’s office at (503) 297-8081.
What are Areas of Expertise for Dr. Lewis?
Dr. Shannon Lewis, 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. Lewis empowers patients to confidently navigate their health journey, specializing in Celiac Disease, Inflammatory Bowel Disease, or comprehensive wellness support. Serving the Portland/OR community, Dr. Lewis is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Lewis go to medical school and complete their residency?
Medical School: Loyola University Chicago Stritch School of Medicine
What languages does Dr. Lewis speak?
Dr. Lewis and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Lewis treat?
As a Gastroenterologist, Dr. Lewis 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. Lewis. 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 Polyps
- Colonic Polyps
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
ICD-10 Codes:
- Z86010: Personal history of colon polyps
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:
- Crohn's Disease of the Small Intestine
- Crohn's Disease
- Crohn’s Disease
- Regional Enteritis
- Inflammatory Bowel Disease (IBD)
- Ileitis
ICD-10 Codes:
- K5000: Crohn's disease of small intestine without complications
Also known as:
- Ulcerative Colitis
- Colitis
- Inflammatory Bowel Disease (IBD)
- Chronic Colitis
ICD-10 Codes:
- K5190: Ulcerative colitis, unspecified, without complications
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:
- 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:
- Diarrhea
- Loose stools
- Runny poop
- Frequent bowel movements
ICD-10 Codes:
- R197: Diarrhea, unspecified
What procedures does Dr. Lewis perform?
As a Gastroenterologist, Dr. Lewis 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. Lewis. 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
- 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
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)
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
Does Dr. Lewis accept my insurance?
Dr. Lewis accepts most major insurance plans. Important: Please call our office at (503) 297-8081 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Lewis accept in Portland, OR?
Dr. Lewis in Portland, OR accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Atrio Health Plans
Cambia (Regence)
CareOregon
City of Los Angeles
Crown Cork and Seal Company
Medicare
Providence Health Plans
State of Tennessee
UnitedHealthcare
View All Insurances
Where is Dr. Lewis' office located?
Dr. Shannon Lewis' Primary Practice
9701 SW Barnes Rd Ste 300
Portland, OR 97225
(503) 297-8081
What is Dr. Lewis's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Lewis's National Provider Identifier (NPI) number is 1780888446.
What common questions do patients ask about Dr. Lewis?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Lewis
What is Dr. Shannon Lewis's specialty?
Dr. Lewis is a Gastroenterologist near Portland, OR. 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. Lewis to book an appointment today.
Is this Dr. Shannon Lewis affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Lewis is affiliated with Providence St. Vincent Medical Center 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 Shannon Lewis accepting new patients in Portland, OR?
Yes, Dr. Shannon Lewis is accepting new patients at this time.
Does Dr. Shannon Lewis offer online booking?
Please contact Dr. Lewis's office at (503) 297-8081 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Shannon Lewis?
Please contact Dr. Lewis's office at (503) 297-8081 for information regarding telehealth appointment availability or for scheduling assistance.
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