Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Willis, Gastroenterologist in Phillipsburg, NJ?
Dr. Stephen Willis, MD is a Gastroenterologist, who primarily practices in Phillipsburg, NJ with 2 additional practice locations. He is board certified. Dr. Willis completed his residency at University of Vermont College of Medicine GME. Dr. Willis is fluent in English, and is currently seeing new patients. Dr. Willis’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Willis’s office.
Where did Dr. Willis go to medical school and complete their residency?
Fellowship: University of Vermont College of Medicine GME
Residency: University of Vermont College of Medicine GME
Medical School: University Of Medicine & Dentistry Of New Jersey-Piscataway
Is Dr. Willis board certified as a Gastroenterologist?
Yes, Dr. Stephen Willis, MD is board certified by the American Board of Family 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.
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:
- 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:
- Other Stomach Inflammation
- Chronic Stomach Inflammation
- Stomach Disorder
- Gastritis & Gastropathy
- Other gastritis types
- Various stomach inflammations
- Uncommon gastritis
- Chronic gastritis
- Long-term stomach inflammation
- Persistent stomach lining inflammation
ICD-10 Codes:
- K2960: Other gastritis without bleeding
- K2950: Unspecified chronic gastritis without bleeding
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:
- Nausea and Vomiting
- Feeling Sick and Throwing Up
- Stomach Flu Symptoms
- Queasy and Vomiting
ICD-10 Codes:
- R112: Nausea with vomiting, 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.
Also known as:
- Colonoscopy with Biopsy
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
CPT Codes:
- 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)
- 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:
- Diagnostic Upper Endoscopy with Biopsy
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
CPT Codes:
- 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Does Dr. Willis accept my insurance?
Dr. Willis accepts most major insurance plans. Important: Please contact the office before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Willis accept in Phillipsburg, NJ?
Dr. Willis in Phillipsburg, NJ accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
BCBS Unspecified
Capital Blue Cross
Corporate Services
CVS Health (formerly Aetna)
Jefferson Health
Medicare
UnitedHealth Group
View All Insurances
Where is Dr. Willis' office located?
What hospitals are Dr. Willis affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Willis has admitting privileges at the following hospitals:
St. Luke’s University Health Network - Bethlehem Campus,Bethlehem, PA
Ranked Orthopaedic Surgery
Ranked in 2 Procedures
St. Luke’s University Health Network - Bethlehem Campus,Bethlehem, PA
Ranked Orthopaedic Surgery
Ranked in 2 Procedures
Lehigh Valley Health Network– Cedar Crest,Allentown, PARanked General Surgery
Ranked in 8 Procedures
Lehigh Valley Health Network– Cedar Crest,Allentown, PA
Ranked General Surgery
Ranked in 8 Procedures
St. Lukes Warren Campus,Phillipsburg, NJ
St. Lukes Warren Campus,Phillipsburg, NJ
St. Lukes Hospital - Easton Campus,Easton, PA
St. Lukes Hospital - Easton Campus,Easton, PA
St Luke's Hospital,Easton, PA
St Luke's Hospital,Easton, PA
St. Lukes Hospital - Anderson Campus,Easton, PA
St. Lukes Hospital - Anderson Campus,Easton, PA
What is Dr. Willis's NPI number?A 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 1629139076.
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. Stephen Willis's specialty?
Dr. Willis is a Gastroenterologist near Phillipsburg, NJ.
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 Dr. Stephen Willis affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Willis is affiliated with St. Luke’s University Health Network - Bethlehem Campus, Lehigh Valley Health Network– Cedar Crest 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
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 Dr. Stephen Willis accepting new patients in Phillipsburg, NJ?
Yes, Dr. Stephen Willis is accepting new patients at this time.
Does Dr. Stephen Willis offer online booking?
Please contact Dr. Willis' office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Dr. Stephen Willis?
Please contact Dr. Willis' office to schedule an appointment.
Where is Dr. Willis' office located?
Dr. Willis' offices are located in Phillipsburg, NJ, Easton, PA, and Flemington, NJ.
Which board certifications does Dr. Stephen Willis have?
Dr. Stephen Willis is certified by the American Board of Family Medicine.
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