SH
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Hasak, Gastroenterologist in Saint Louis, MO?
Dr. Stephen Hasak, MD is a Gastroenterologist, who primarily practices in Saint Louis, MO. Dr. Hasak completed his residency at George Washington University Program A. Dr. Hasak is fluent in English, and is currently seeing new patients. Dr. Hasak’s practice accepts Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Hasak’s office at (314) 747-2075.
Where did Dr. Hasak go to medical school and complete their residency?
Residency: George Washington University Program A
What languages does Dr. Hasak speak?
Dr. Hasak and their clinical team can communicate with patients in the following languages:
English
What conditions does a Gastroenterologist like Dr. Hasak typically treat?
As a Gastroenterologist, Dr. Hasak 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. Hasak. 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:
- Upper Middle Abdominal Pain
- Abdominal Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R1013: Epigastric pain
Also known as:
- Bile Duct Stones
- Gallstones
- Choledocholithiasis
- Biliary duct calculi
ICD-10 Codes:
- K8050: Calculus of bile duct without cholangitis or cholecystitis without obstruction
Also known as:
- Hemorrhoids
- Piles
- Anal veins
- Swollen rectal veins
ICD-10 Codes:
- K648: Other hemorrhoids
What procedures does a Gastroenterologist like Dr. Hasak typically perform?
As a Gastroenterologist, Dr. Hasak 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. Hasak. 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:
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
CPT Codes:
- 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
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
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 Endoscopic Ultrasound
- Diagnostic Upper Endoscopy with Biopsy
- Upper GI Endoscopy with Ultrasound
- EUS (Endoscopic Ultrasound)
- Esophagus, Stomach, Duodenum Ultrasound
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
CPT Codes:
- 43237: Esophagogastroduodenoscopy, flexible, transoral; with endoscopic ultrasound examination limited to the esophagus, stomach or duodenum, and adjacent structures
- 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
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. Hasak accept my insurance?
Dr. Hasak accepts most major insurance plans. Important: Please call our office at (314) 747-2075 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Hasak accept in Saint Louis, MO?
Dr. Hasak in Saint Louis, MO accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Capital District Physicians' Health Plan (CDPHP)
Centene Corporation
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Federal government of the United States
Highmark Health
Medicare
MVP Health Care
State of New York
UnitedHealth Group
View All Insurances
Where is Dr. Hasak's office located?
Dr. Stephen Hasak's Primary Practice
1 Barnes Jewish Hospital Plz
Saint Louis, MO 63110
(314) 747-2075
What is Dr. Hasak's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Hasak's National Provider Identifier (NPI) number is 1184063562.
What common questions do patients ask about Dr. Hasak?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Hasak
What is Dr. Stephen Hasak's specialty?
Dr. Hasak is a Gastroenterologist near Saint Louis, MO.
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. Stephen Hasak affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Hasak is affiliated with Albany Medical Center, Albany Med South Clinical Campus, Glens Falls Hospital, Westchester Medical Center 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 Stephen Hasak accepting new patients in Saint Louis, MO?
Yes, Dr. Stephen Hasak is accepting new patients at this time.
Does Dr. Stephen Hasak offer online booking?
Please contact Dr. Hasak's office at (314) 747-2075 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Stephen Hasak?
Please contact Dr. Hasak's office at (314) 747-2075 for information regarding telehealth appointment availability or for scheduling assistance.
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