Gautham Viswanathan, MD
Nephrology

4.9 out of 5 –
New patient visits
Piedmont Nephrology & Internal Medicine Atlanta
105 Collier Rd NW Suite 3040 Atlanta, GA 30309
Phone
404-355-7375Fax
404-350-9781
Provider Information
Specialties
Nephrology
Gender
Male
Languages
English
Tamil
Age groups seen
Adults
Geriatrics
Education
Madras Medical College, University of Madras
Medical Education, 2000
Education Council for Foreign Medical Graduates
Medical Education, 2000
Rosalind Franklin University
Residency, 2003
Tufts University School of Medicine
Fellowship, 2012
Certifications
American Board of Internal Medicine
American Board of Internal Medicine - Nephrology
Verified Reviews
The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.
4.9 out of 5
1,537 ratings,
532 reviews
3/17/2026
Very professional
2/6/2026
Professional and knowledgeable
1/29/2026
Can I give him a 20. He is the kindest and most attentive Doctor I Know.
1/27/2026
Dr. V provided me with a wonderful overview of my health. I am most appreciative to have him as one of my care providers.
1/23/2026
Dr. Viswanathan is an exceptional nephrologist and one of the most thorough physicians I have ever encountered. From the very beginning, it was clear that he truly values comprehensive, patient-centered care. He took the time to carefully review my medical records in detail, including records from prior years at a different hospital, which immediately gave me confidence that he was focused on the full picture, not just a quick snapshot of my current visit. What stood out most was how attentive and thoughtful he was during our appointment. He listened closely to my concerns, asked the right questions, and made sure I felt heard and respected throughout the entire process. He never rushed the conversation and took time to explain things clearly in a way that was easy to understand. I am truly grateful for the level of attention, professionalism, and compassion Dr. Vishwanathan provided. I highly recommend him to anyone seeking an outstanding nephrologist who is knowledgeable, meticulous, and committed to delivering the highest quality care.
Insurance Coverage
Note:Please contact the practice directly to confirm your health plan is in network.
Aetna
Aetna Medicare Advantage
AIDS Healthcare Foundation (Ryan White Part A)
Alliant Health Plans SoloCare (including Core & Select)
Alliant SimpleCare/4Corners
Ambetter (including Core & Select)
Anthem
Anthem MediBlue
BCBS
Beech Street
CareSource
CareSource Dual Advantage (HMO D-SNP only)
CareSource Medicaid
Cigna
Georgia Health Advantage
Humana
Humana Medicare Advantage
Kaiser
Kaiser Medicare Advantage
LifeWell (HealthScope)
Peach State
PHCS/MultiPlan
Pruitt Health Premier (AllyAlign)
Sonder
Tricare Prime (referral required)
Tricare Select
United Healthcare
United Healthcare Marketplace Exchange
United Healthcare Medicare Advantage
Wellcare
Map & Directions
Piedmont Nephrology & Internal Medicine Atlanta
105 Collier Rd NW Suite 3040Atlanta, GA 30309
Phone
404-355-7375Fax
404-350-9781