37 Years of Experience
Accepting patients
Telehealth
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Niewiarowski, Gastroenterologist in Bethlehem, PA?
Dr. Tomasz Niewiarowski, MD is a Gastroenterologist, who primarily practices in Bethlehem, PA with 2 additional practice locations. He has been practicing for over 37 years. Dr. Niewiarowski graduated from Med University Of Warsaw and completed his residency at Temple Univ Hosp, Gastroenterology St Lukes Hosp, Internal Medicine. Dr. Niewiarowski is fluent in English and Polish, and is currently seeing new patients. Dr. Niewiarowski’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Niewiarowski’s office.
Where did Dr. Niewiarowski go to medical school and complete their residency?
Fellowship: Temple University Hospital
Residency: Temple Univ Hosp, Gastroenterology St Lukes Hosp, Internal Medicine | St. Luke's Hospital & Health Network, Pennsylvania | Temple University Hospital Program
Medical School: Akademia Med W Warszawie | Med University Of Warsaw | Akademia Medyczna
What languages does Dr. Niewiarowski speak?
Dr. Niewiarowski and their clinical team can communicate with patients in the following languages:
English
Polish
What conditions does a Gastroenterologist like Dr. Niewiarowski typically treat?
As a Gastroenterologist, Dr. Niewiarowski 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. Niewiarowski. 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:
- Colon Polyps
- Colonic Polyps
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
ICD-10 Codes:
- Z86010: Personal history of colon polyps
Also known as:
- Colon Polyps
- Colonic Polyps
- Colorectal polyps
- Bowel polyps
- Intestinal polyps
ICD-10 Codes:
- K635: Polyp of colon
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:
- Rectal Bleeding
- Gastrointestinal Bleeding
- Gastrointestinal (GI) Bleeding
- Anal Bleeding
- Blood in Stool
- Lower GI Bleed
ICD-10 Codes:
- K625: Hemorrhage of anus and rectum
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. Niewiarowski typically perform?
As a Gastroenterologist, Dr. Niewiarowski 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. Niewiarowski. 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 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
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:
- Upper Endoscopy with Polyp Removal
- EGD with Polypectomy
- Esophagus, Stomach, Duodenum Scope with Removal
- Flexible Endoscopy Tumor Excision
CPT Codes:
- 43251: Esophagogastroduodenoscopy, flexible, transoral; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
Does Dr. Niewiarowski accept my insurance?
Dr. Niewiarowski 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. Niewiarowski accept in Bethlehem, PA?
Dr. Niewiarowski in Bethlehem, PA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Centene Corporation
Cigna Group
CVS Health (formerly Aetna)
Highmark Health
Humana
Independence Health Group
Medicare
Risant Health
UnitedHealth Group
Unknown
View All Insurances
What is Dr. Niewiarowski's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Niewiarowski's National Provider Identifier (NPI) number is 1073624441.
What common questions do patients ask about Dr. Niewiarowski?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Niewiarowski
What is Dr. Tomasz Niewiarowski's specialty?
Dr. Niewiarowski is a Gastroenterologist near Bethlehem, PA.
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. Tomasz Niewiarowski affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Niewiarowski is affiliated with St. Luke’s University Health Network - Bethlehem Campus, Mount Nittany Medical Center, Lehigh Valley Health Network– Cedar Crest, Geisinger Wyoming Valley Medical Center, Lehigh Valley Health Network- Pocono, St. Luke’s University Health Network - Quakertown Campus 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 Tomasz Niewiarowski accepting new patients in Bethlehem, PA?
Yes, Dr. Tomasz Niewiarowski is accepting new patients at this time.
Does Dr. Tomasz Niewiarowski offer online booking?
Please contact Dr. Niewiarowski's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Tomasz Niewiarowski?
Please contact Dr. Niewiarowski's office for information regarding telehealth appointment availability or for scheduling assistance.
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