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Summary
Dr. Karthik Ragunathan is a gastroenterologist who specializes in diagnosing and treating disorders of the digestive system. He earned his medical degree from Madras Medical College and completed his residency at St Francis Medical Center. With 15 years of experience in gastroenterology, Dr. Ragunathan brings extensive knowledge to his practice. He is fluent in Telugu and Tamil, allowing him to communicate effectively with patients from diverse backgrounds.
Dr. Ragunathan practices at TexomaCare Gastroenterology in Denison, Texas, and maintains hospital privileges at OSF Saint Francis Medical Center. He treats patients with colon polyps, helping to identify and manage these common growths before they become problematic. Dr. Ragunathan also provides care for hemorrhoids and diverticular disease, conditions that can significantly impact digestive health and quality of life. His expertise extends to performing pathology tests and surgical pathology procedures to ensure accurate diagnosis …and treatment planning.
Read More Read less Dr. Ragunathan practices at TexomaCare Gastroenterology in Denison, Texas, and maintains hospital privileges at OSF Saint Francis Medical Center. He treats patients with colon polyps, helping to identify and manage these common growths before they become problematic. Dr. Ragunathan also provides care for hemorrhoids and diverticular disease, conditions that can significantly impact digestive health and quality of life. His expertise extends to performing pathology tests and surgical pathology procedures to ensure accurate diagnosis …and treatment planning.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 15 years of experience
- 39 insurance plans accepted
- speaks Telugu, Tamil
- St Francis Medical Center
- 2 specialties
- 8 areas of expertise
- 1 hospital affiliation
- 1 office location
- Male
Office Location
TexomaCare Gastroenterology - Denison
5012 S US Highway 75 Ste 250Denison, TX 75020 Tel: (903) 416-6255
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
 |  |  |  |
| Karthik Ragunathan | Dr. Zeid Karadsheh, MD | Rebecca Humphries, APRN | Dr. Farah Harmouch, MD |
| Gastroenterology | Gastroenterology | Gastroenterology | Gastroenterology |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 15 Years of Experience | 22 Years of Experience | ||
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks Telugu, Tamil | Speaks Arabic, English | Speaks English | Speaks Arabic, English |
| Denison , TX | Pasadena , TX | SACRAMENTO , CA | Houston , TX |
| Med School: MADRAS MEDICAL COLLEGE | Med School: New York Medical College | Med School: Emory University | |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Karthik Ragunathan
Medical Specialties
Karthik Ragunathan has the following 2 specialties
Specialty Expertise
Karthik Ragunathan has the following 8 areas of expertise
Certifications, License, & Education
15 Years Experience
Karthik Ragunathan holds an expired medical license in the states of Montana and Texas.
Medical License
Medical Doctor with an expired medical license in the state of Montana that expired in 2026 and an expired medical license in the state of Texas that expired in 2026.
Education & Training
Residency
Completed their residency at St Francis Medical Center.
Medical School
Graduated from MADRAS MEDICAL COLLEGE and Madras Medical College in 2011.
NPI Number
Karthik Ragunathan's NPI number is 1497195457.
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Frequently Asked Questions
- How can I make an appointment with Karthik Ragunathan?
- You can find contact information for Karthik Ragunathan here on Vitals.
- Does Karthik Ragunathan accept virtual/telehealth appointments?
- Karthik Ragunathan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- What languages does Karthik Ragunathan speak?
- Karthik Ragunathan speaks Telugu and Tamil.
- Does Karthik Ragunathan accept my insurance?
- You can see the insurance plans that Karthik Ragunathan accepts on their Vitals profile.
- Is Karthik Ragunathan accepting new patients?
- Karthik Ragunathan is accepting new patients on Vitals. View Karthik Ragunathan's profile on Vitals to make an appointment.
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