Dr. Sebastian Zavoian
- Gender: Male
- Sole propriator: No
- NPI: 1568850261
Dr. Sebastian Zavoian MD
Gastroenterologist
He is located at 8402 Harcourt Road Suite 402 in Indianapolis, IN 46260. Can help patients with the following: Cirrhosis, Esophagitis, Fatty Liver Disease, Hemorrhoids, Primary Biliary Cirrhosis (PBC), Swallowing Disorders. His National Provider Identifier (NPI) number is 1568850261. Appointment can be made via the phone number (317) 338-9450. He also has a website where you can get more information. The website can be found at https://healthcare.ascension.org/doctors/1568850261/sebastian-zavoian-indianapolis-in. He is affiliated with 1 practices.
Conditions treated
Dr. Sebastian Zavoian, being an gastroenterologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Sebastian Zavoian.
- Abdominal Pain
- Anemia
- Ascites
- Autoimmune Hepatitis
- Bad Breath
- Barrett's Esophagus
- Bleeding Varices
- Blood in Stool
- Botulism
- Cancer
- Carcinoid Tumor
- Celiac Disease
- Childhood Obesity
- Cirrhosis
- Clostridium Difficile Colitis
- Colitis
- Colonoscopy
- Constipation
- Crohn's Disease
- Diarrhea
- Diverticulosis
- Eosinophilic Esophagitis
- Esophagitis
- Fatty Liver Disease
- Feeding and Swallowing
- Food Allergies
- Gallbladder Pain
- Gastric Bypass Surgery
- Gastritis
- Gastroesophageal Reflux Disease (GERD)
- Gastroparesis
- Heartburn
- Helicobacter Pylori Infection
- Hemorrhoids
- Hepatitis A (HAV)
- Hepatitis B (HBV)
- Hepatitis C (HCV)
- Indigestion
- Inflammatory Bowel Disease (IBD)
- Internal Bleeding
- Intussusception
- Irritable Bowel Syndrome (IBS)
- Lactose Intolerance
- Leaky Gut Syndrome
- Liver Disease
- Nausea and Vomiting
- Pancreas Divisum
- Pancreatic Cancer
- Pancreatic Cysts
- Pancreatitis
- Peptic Ulcer
- Portal Hypertension
- Primary Biliary Cirrhosis (PBC)
- Primary Sclerosing Cholangitis (PSC)
- Stomach Cancer
- Swallowing Disorders
- Ulcerative Colitis
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Sebastian Zavoian as in-network for the following 2026 plans.
Health plans
Ambetter Health
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 10 plans from Ambetter Health
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Complete Gold | HMO · Gold | Preferred | Accepting new patients |
| Complete Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Elite Gold | HMO · Gold | Preferred | Accepting new patients |
| Elite Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Focused Silver | HMO · Silver | Preferred | Accepting new patients |
| Focused Silver + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients |
| Standard Gold | HMO · Gold | Preferred | Accepting new patients |
| Standard Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Standard Silver | HMO · Silver | Preferred | Accepting new patients |
| Standard Silver + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients |
CareSource
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 22 plans from CareSource
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Bronze 7500 $25 Generic Drugs | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze 7500 $25 Generic Drugs + Adult Vision & Fitness | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Diabetes Gold 3000 $0 Chronic Care Drugs & Services | HMO · Gold | Preferred | Accepting new patients |
| Diabetes Gold 3000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness | HMO · Gold | Preferred | Accepting new patients |
| Diabetes Silver 5000 $0 Chronic Care Drugs & Services | HMO · Silver | Preferred | Accepting new patients |
| Diabetes Silver 5000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness | HMO · Silver | Preferred | Accepting new patients |
| Gold 2000 $15 Generic Drugs | HMO · Gold | Preferred | Accepting new patients |
| Gold 2000 $15 Generic Drugs + Adult Vision & Fitness | HMO · Gold | Preferred | Accepting new patients |
| HDHP Preventive Silver 5500 $0 Chronic Care Drugs | HMO · Silver | Preferred | Accepting new patients |
| Healthy Heart Gold 3000 $0 Chronic Care Drugs & Services | HMO · Gold | Preferred | Accepting new patients |
| Healthy Heart Gold 3000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness | HMO · Gold | Preferred | Accepting new patients |
| Healthy Heart Silver 5000 $0 Chronic Care Drugs & Services | HMO · Silver | Preferred | Accepting new patients |
| Healthy Heart Silver 5000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness | HMO · Silver | Preferred | Accepting new patients |
| HSA Eligible Bronze 6000 | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Low Premium Bronze 10600 $25 Generic Drugs | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Low Premium Bronze 10600 $25 Generic Drugs + Adult Vision & Fitness | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Low Premium Silver 6200 $3 Generic Drugs | HMO · Silver | Preferred | Accepting new patients |
| Low Premium Silver 6200 $3 Generic Drugs + Adult Vision & Fitness | HMO · Silver | Preferred | Accepting new patients |
| Platinum Zero $5 Generic Drugs | HMO · Platinum | Preferred | Accepting new patients |
| Platinum Zero $5 Generic Drugs + Adult Vision & Fitness | HMO · Platinum | Preferred | Accepting new patients |
| Silver 6000 $20 Generic Drugs | HMO · Silver | Preferred | Accepting new patients |
| Silver 6000 $20 Generic Drugs + Adult Vision & Fitness | HMO · Silver | Preferred | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Sebastian Zavoian is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Sebastian Zavoian is enrolled to bill Medicare as a Practitioner - Gastroenterology (also registered under: Practitioner - Pediatric Medicine) .
Bills through: St Vincent Pediatric Subspecialties
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| AbbVie | $78 |
| Alexion Pharmaceuticals | $63 |
| Retrophin | $35 |
Other
| Food and Beverage | $237 |
Other ways to reach out
- Website: https://healthcare.ascension.org/doctors/1568850261/sebastian-zavoian-indianapolis-in
Looking for more Gastroenterologists?
Out of the 24 gastroenterologists in this region, here are 10 randomly selected ones for you to explore.
- Gender: Male
- Address: Suite 3J 8424 Naab Road Indianapolis, 46260, IN
- Gender: Female
- Address: Suite 402 8402 Harcourt Road Indianapolis, 46260, IN
- Gender: Male
- Address: Suite 3J 8424 Naab Road Indianapolis, 46260, IN
- Gender: Male
- Address: Suite 402 8402 Harcourt Road Indianapolis, 46260, IN
- Gender: Male
- Address: Suite 3J 8424 Naab Road Indianapolis, 46260, IN
- Gender: Female
- Address: Suite 402 8402 Harcourt Road Indianapolis, 46260, IN
- Gender: Male
- Address: #3 J 8424 Naab Road Indianapolis, 46260, IN
- Gender: Female
- Address: Suite 3J 8424 Naab Road Indianapolis, 46260, IN
- Gender: Male
- Address: #3 J 8424 Naab Road Indianapolis, 46260, IN
- Gender: Female
- Address: 13450 North Meridian Street Suite 354 Carmel, 46032, IN
Questions & Answers
Where can you meet with Dr. Sebastian Zavoian?
Dr. Sebastian Zavoian's office is located at 8402 Harcourt Road Suite 402 in Indianapolis, IN 46260.
Does Dr. Sebastian Zavoian accept insurance?
Dr. Sebastian Zavoian is listed in-network for 32 ACA Marketplace (Obamacare/HealthCare.gov) plans from Ambetter Health, CareSource. See the Marketplace plans section for details.
Does Dr. Sebastian Zavoian have affiliation with practices?
Dr. Sebastian Zavoian is affiliated with Ascension St. Vincent Hospital.
What conditions does Dr. Sebastian Zavoian treat?
Dr. Sebastian Zavoian provides treatment for Cirrhosis, Esophagitis, Fatty Liver Disease, Hemorrhoids, Primary Biliary Cirrhosis (PBC), Swallowing Disorders. For the full list see this list.