Summary

Dr. Kartik Viswanathan treats type 2 diabetes mellitus, hypertension, and hypertensive emergency, and practices family medicine. He has 37 years of experience and is affiliated with The William W. Backus Hospital.

Board-certified in internal medicine by the American Board of Internal Medicine, Dr. Viswanathan earned his medical degree from Osmania Medical College and completed residency training at Tallahassee Memorial Healthcare Family Medicine Program, among other programs. He sees patients in South Hadley and Holyoke, Massachusetts.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 2.5
  • 37 years of experience
  • 40 insurance plans accepted
  • speaks English
  • U Ma Mem Hlthcare-Mem Campus, Internal Medicine
  • 5 written reviews
  • 1 specialty
  • 7 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

  • Flexible scheduling

Office Locations

Kartik Viswanathan has 2 locations

Holyoke Medical Center Adult Primary Care (Holyoke)

2 Hospital Dr Ste 101Holyoke, MA 01040
Mon7:30 am - 6:00 pm
Tue7:30 am - 6:00 pm
Wed7:30 am - 6:00 pm
Thu7:30 am - 6:00 pm
Fri8:30 am - 5:30 pm
SatClosed
SunClosed

Compare with Similar Doctors

Kartik Viswanathan, MD
Dr. Michael Gray, MD
Dr. Tushar Patel, MD
Ellen Marie Sundstrom, FNP
Kartik Viswanathan, MDDr. Michael Gray, MDDr. Tushar Patel, MDEllen Marie Sundstrom, FNP
Family MedicineFamily MedicineFamily MedicineFamily Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
2.5 
4.2 
4.8 
0 
37 Years of Experience 31 Years of Experience 48 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English Speaks English
South Hadley , MAAnnapolis , MDNew Bedford , MACherry Hill , NJ
Med School: Osmania Medical College Med School: University Of Maryland School Of Medicine Med School: Topiwala National Medical College
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Kartik Viswanathan

  • Aetna
  • Aetna - Medicare
  • Aetna - Medicare (Advantage HMO)
  • AmeriGroup
  • Anthem Blue Cross Blue Shield
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Rhode Island
  • CBA Blue
  • CHAMPVA
  • Cigna
  • Cigna - HMO
  • Commonwealth Care Alliance
  • Fallon Community Health Plan (FCHP)
  • Harvard Pilgrim Health Care
  • Health New England
  • Health New England - Medicaid (Managed)
  • HealthPartners
  • Humana
  • HUSKY Health - Medicaid
  • HUSKY Health - Medicaid (Managed)
  • Integra
  • MassHealth - Medicaid (Managed)
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Medicare - PPO
  • Tricare
  • Tufts Health Plan
  • UniCare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • UnitedHealthcare Oxford
  • Well Sense Health Plan
  • Well Sense Health Plan - Medicaid (Managed)
  • Well Sense Health Plan - Medicare (Advantage HMO)
  • Wellcare

Medical Specialties

Kartik Viswanathan has the following specialty

Specialty Expertise

Kartik Viswanathan has the following 7 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

37 Years Experience

Kartik Viswanathan holds an expired medical license in the state of Massachusetts. They are board certified in Internal medicine by the American Board of Internal Medicine.

Board Certifications

Board certified in Internal medicine by the American Board of Internal Medicine.

Medical License

Medical Doctor with an expired medical license in the state of Massachusetts that expired in 2026.

Education & Training

Residency

Completed their residency at U Ma Mem Hlthcare-Mem Campus, Internal Medicine, Tallahassee Memorial Healthcare Family Medicine Program, Interfaith Medical Center, and Med Ctr Ctrl Mass.

Medical School

Graduated from Osmania Medical College in 1989, University of Health Sciences / Osmania Medical College in 1989, and Osmania Med Coll- Univ Hlth Sci- Vijayawada- Hyderabad- Ap- India in 1989.

NPI Number

Kartik Viswanathan's NPI number is 1629150974.

Similar doctors

Frequently Asked Questions

Is Kartik Viswanathan accepting new patients?
Kartik Viswanathan is accepting new patients on Vitals. View Kartik Viswanathan's profile on Vitals to make an appointment.
Does Kartik Viswanathan accept my insurance?
You can see the insurance plans that Kartik Viswanathan accepts on their Vitals profile.
How can I make an appointment with Kartik Viswanathan?
You can find contact information for Kartik Viswanathan here on Vitals.
Which hospitals is Kartik Viswanathan affiliated with?
Kartik Viswanathan is affiliated with The William W Backus Hospital.
Where is Kartik Viswanathan's office located?
Kartik Viswanathan's office is located at 129 College St, South Hadley, MA, 01075.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Board certification bodies (such as ABMS)
  • Healthcare system and provider network data

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.