Dr. Mark E. Jonas
- Gender: Male
- Experience: 31 years
- Graduated from: State University Of New York At Stony Brook, School Of Medicine
- Graduation year: 1990
- Sole propriator: No
- NPI: 1144219957
Dr. Mark E. Jonas M.D.
Gastroenterologist
He is located at 2925 Vernon Place Suite 100 in Cincinnati, OH 45219. Can help patients with the following: Barrett's Esophagus, Blood in Stool, Crohn's Disease, Diarrhea, Headache, Helicobacter Pylori Infection. His National Provider Identifier (NPI) number is 1144219957. Appointment can be made via the phone number (513) 751-6667. He is affiliated with 1 practices and 5 hospitals.
Conditions treated
Dr. Mark E. Jonas, 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. Mark E. Jonas.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Ascites
- Asthma
- Atherosclerosis
- Autoimmune Hepatitis
- Bad Breath
- Barrett's Esophagus
- Bladder Control
- Bleeding Varices
- Blood in Stool
- Botulism
- Cancer
- Carcinoid Tumor
- Celiac Disease
- Chest Pain
- Childhood Obesity
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Cirrhosis
- Clostridium Difficile Colitis
- Colitis
- Colonoscopy
- Common Cold
- Constipation
- Crohn's Disease
- Cystitis
- Diarrhea
- Diverticulosis
- Edema
- Eosinophilic Esophagitis
- Esophagitis
- Fatty Liver Disease
- Feeding and Swallowing
- Fever
- Food Allergies
- Gallbladder Pain
- Gastric Bypass Surgery
- Gastritis
- Gastroesophageal Reflux Disease (GERD)
- Gastroparesis
- General Care
- Headache
- Heart Disease
- Heartburn
- Helicobacter Pylori Infection
- Hemorrhoids
- Hepatitis A (HAV)
- Hepatitis B (HBV)
- Hepatitis C (HCV)
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Indigestion
- Inflammatory Bowel Disease (IBD)
- Influenza
- Inguinal Hernia
- Internal Bleeding
- Intussusception
- Irritable Bowel Syndrome (IBS)
- Lactose Intolerance
- Leaky Gut Syndrome
- Liver Disease
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Pancreas Divisum
- Pancreatic Cancer
- Pancreatic Cysts
- Pancreatitis
- Peptic Ulcer
- Portal Hypertension
- Prescription Refill
- Primary Biliary Cirrhosis (PBC)
- Primary Sclerosing Cholangitis (PSC)
- Stomach Cancer
- Swallowing Disorders
- Ulcerative Colitis
- Urethritis
- Urinary Tract Infection (UTI)
Procedures Performed by Dr. Mark E. Jonas
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Mark E. Jonas as in-network for the following 2026 plans.
Health plans
Ambetter from Buckeye Health Plan
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 16 plans from Ambetter from Buckeye Health Plan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Choice Bronze HSA | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Choice Bronze HSA + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Clear Gold | HMO · Gold | Preferred | Accepting new patients |
| Clear Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Complete Gold | HMO · Gold | Preferred | Accepting new patients |
| Complete Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Complete Silver | HMO · Silver | Preferred | Accepting new patients |
| Complete Silver + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients |
| Everyday Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Everyday Bronze + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Expanded Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Expanded Bronze + Vision + Adult Dental | HMO · Expanded Bronze | 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 |
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. Mark E. Jonas 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. Mark E. Jonas is enrolled to bill Medicare as a Practitioner - Gastroenterology .
Bills through: Gcga Physicians Inc.
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 | $1338 |
| Gilead Sciences | $633 |
| Takeda | $571 |
Other
| Food and Beverage | $5135 |
| Other | $125 |
Studies
STATE UNIVERSITY OF NEW YORK AT STONY BROOK, SCHOOL OF MEDICINE
Graduated in 1990Additional Specialities
- Internist
Affiliated hospitals
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- Address: Suite 100 2925 Vernon Place Cincinnati, 45219, OH
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- Address: 215 West Street Milford, 1757, MA
- Gender: Male
- Address: Suite 100 2925 Vernon Place Cincinnati, 45219, OH
- Gender: Male
- Address: Suite 100 2925 Vernon Place Cincinnati, 45219, OH
- Gender: Male
- Address: Suite 100 2925 Vernon Place Cincinnati, 45219, OH
- Gender: Male
- Address: Suite 100 2925 Vernon Place Cincinnati, 45219, OH
Questions & Answers
Has Dr. Mark E. Jonas affiliation with hospitals?
Dr. Mark E. Jonas is affiliated with BETHESDA NORTH. For the full list of hospitals see this list.
Does Dr. Mark E. Jonas have affiliation with practices?
Dr. Mark E. Jonas is affiliated with Ohio GI & Liver Institute.
Does Dr. Mark E. Jonas accept patients with Ambetter from Buckeye Health Plan?
Yes, Dr. Mark E. Jonas is listed in-network for Ambetter from Buckeye Health Plan through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Where can you meet with Dr. Mark E. Jonas?
Dr. Mark E. Jonas's office is located at 2925 Vernon Place Suite 100 in Cincinnati, OH 45219.
What conditions does Dr. Mark E. Jonas treat?
Dr. Mark E. Jonas provides treatment for Barrett's Esophagus, Blood in Stool, Crohn's Disease, Diarrhea, Headache, Helicobacter Pylori Infection. For the full list see this list.