HD
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Diwakaran, Gastroenterologist in Saint Charles, MO?
Dr. Hari Diwakaran, MD is a Gastroenterologist, who primarily practices in Saint Charles, MO. Dr. Diwakaran completed his residency at Harper Hospital Wayne State University. Dr. Diwakaran is fluent in English, Hindi, and Russian, and is currently seeing new patients. Dr. Diwakaran’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Diwakaran’s office at (636) 669-2332.
Where did Dr. Diwakaran go to medical school and complete their residency?
Residency: Harper Hospital Wayne State University
What languages does Dr. Diwakaran speak?
Dr. Diwakaran and their clinical team can communicate with patients in the following languages:
English
Hindi
Russian
What conditions does Dr. Diwakaran treat?
As a Gastroenterologist, Dr. Diwakaran 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. Diwakaran. 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 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:
- Iron Deficiency Anemia
- Anemia
- Iron
- Anemia from Iron Lack
- Low Iron Anemia
- Sideropenic Anemia
ICD-10 Codes:
- D509: Iron deficiency anemia, unspecified
Also known as:
- Ulcerative Pancolitis
- Ulcerative Colitis
- Chronic Pancolitis
- Extensive Ulcerative Colitis
- Inflammatory Bowel Disease (IBD)
ICD-10 Codes:
- K5100: Ulcerative (chronic) pancolitis without complications
Also known as:
- Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Painful swallowing
ICD-10 Codes:
- R1310: Dysphagia, unspecified
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:
- Barrett's Esophagus
- Esophagus Disorder
- Barrett’s Esophagus
- Barrett's condition
- Esophageal metaplasia
ICD-10 Codes:
- K2270: Barrett's esophagus without dysplasia
Also known as:
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Melena
- Black Stools
- Upper GI Bleed Signs
ICD-10 Codes:
- K921: Melena
What procedures does Dr. Diwakaran perform?
As a Gastroenterologist, Dr. Diwakaran 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. Diwakaran. 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 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:
- EGD with Esophageal Balloon Dilation
- Upper Endoscopy with Esophageal Dilation
- Flexible Esophagoscopy with Balloon
- EGD with Balloon Widening
CPT Codes:
- 43249: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic balloon dilation of esophagus (less than 30 mm diameter)
Does Dr. Diwakaran accept my insurance?
Dr. Diwakaran accepts most major insurance plans. Important: Please call our office at (636) 669-2332 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Diwakaran accept in Saint Charles, MO?
Dr. Diwakaran in Saint Charles, MO accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Blue Cross Blue Shield of Michigan
Carpenters Funds Administrative Office (CA)
CVS Health (formerly Aetna)
Dean Health Plan
Express Scripts
Medicare
Oscar Health Insurance Co
State of Tennessee
View All Insurances
Where is Dr. Diwakaran's office located?
Dr. Hari Diwakaran's Primary Practice
400 1st Capitol Dr Ste 201
Saint Charles, MO 63301
(636) 669-2332
What is Dr. Diwakaran's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Diwakaran's National Provider Identifier (NPI) number is 1285694703.
What common questions do patients ask about Dr. Diwakaran?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Diwakaran
What is Dr. Hari Diwakaran's specialty?
Dr. Diwakaran is a Gastroenterologist near Saint Charles, MO. 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. Diwakaran to book an appointment today.
Is this Dr. Hari Diwakaran affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Diwakaran is affiliated with SSM Health St. Joseph Hospital - St. Charles, SSM Health St. Joseph Hospital - Lake Saint Louis, Missouri Baptist 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
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 Hari Diwakaran accepting new patients in Saint Charles, MO?
Yes, Dr. Hari Diwakaran is accepting new patients at this time.
Does Dr. Hari Diwakaran offer online booking?
Please contact Dr. Diwakaran's office at (636) 669-2332 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Hari Diwakaran?
Please contact Dr. Diwakaran's office at (636) 669-2332 for information regarding telehealth appointment availability or for scheduling assistance.
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