0 reviews
Summary
Dr. Karthik Gunachelvan is an internal medicine physician who has dedicated 36 years to providing comprehensive adult healthcare. He earned his medical degree from Ross University School of Medicine in Dominica and completed his residency training at Brookdale Hospital Medical Center in 1990. Dr. Gunachelvan speaks both English and Tamil, allowing him to serve patients from diverse backgrounds.
Dr. Gunachelvan practices in Darien, Connecticut, and maintains his affiliation with Brookdale Hospital Medical Center. He specializes in managing high blood pressure and hypertensive emergencies, conditions that require careful monitoring and treatment. His diagnostic expertise includes performing complete blood counts and various blood tests to help identify and monitor patient health conditions.
Dr. Gunachelvan practices in Darien, Connecticut, and maintains his affiliation with Brookdale Hospital Medical Center. He specializes in managing high blood pressure and hypertensive emergencies, conditions that require careful monitoring and treatment. His diagnostic expertise includes performing complete blood counts and various blood tests to help identify and monitor patient health conditions.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 36 years of experience
- 56 insurance plans accepted
- speaks English, Tamil
- Brookdale Hospital Medical Center
- 1 specialty
- 6 areas of expertise
- 1 hospital affiliation
- 1 office location
- Male
Office Location
Karthik Gunachelvan
1500 Post Rd Ste 100Darien, CT 06820 Tel: (203) 655-8749
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 Gunachelvan, MD | Dr. Adewumi Bakare DMSc, PA-C | Eric Harker | Kerry L. Folkman, MSN, NP-C |
| Internal Medicine | Internal Medicine | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 36 Years of Experience | 25 Years of Experience | 16 Years of Experience | |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks English, Tamil | Speaks English, Spanish, Yoruba, French, Russian, Arabic, Chinese, Chinese (Mandarin) | Speaks English | Speaks English |
| Darien , CT | Mesquite , TX | Lyons , CO | Brookline , MA |
| Med School: Ross University School of Medicine Dominica | Med School: University of Lynchburg - DMSc | Med School: Duke University School Of Medicine | Med School: Regis College |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Karthik Gunachelvan
Medical Specialties
Karthik Gunachelvan has the following specialty
Specialty Expertise
Karthik Gunachelvan has the following 6 areas of expertise
Certifications, License, & Education
36 Years Experience
Karthik Gunachelvan holds an active medical license in the state of Massachusetts.
Medical License
Medical Doctor with an active medical license in the state of Massachusetts that expires in 2027.
Education & Training
Residency
Completed their residency at Brookdale Hospital Medical Center in 1990.
Medical School
Graduated from Ross University School of Medicine Dominica in 1990.
NPI Number
Karthik Gunachelvan's NPI number is 1740604941.
Similar doctors
Frequently Asked Questions
- Does Karthik Gunachelvan accept virtual/telehealth appointments?
- Karthik Gunachelvan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Does Karthik Gunachelvan accept my insurance?
- You can see the insurance plans that Karthik Gunachelvan accepts on their Vitals profile.
- How can I make an appointment with Karthik Gunachelvan?
- You can find contact information for Karthik Gunachelvan here on Vitals.
- Where is Karthik Gunachelvan's office located?
- Karthik Gunachelvan's office is located at 1500 Post Rd Ste 100, Darien, CT, 06820.
- Is Karthik Gunachelvan accepting new patients?
- Karthik Gunachelvan is accepting new patients on Vitals. View Karthik Gunachelvan's profile on Vitals to make an appointment.
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.








