Karthi S. Namasivayam, M.D.

Psychiatry Psychiatry & Neurology

Karthi S. Namasivayam is a Psychiatry Psychiatry & Neurology specialist based in Knoxville, TN with over 37 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(865) 824-2828Knoxville, TN
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Patients across TN can see Karthi S. Namasivayam, M.D. in person in Knoxville or via virtual visit — no travel required. He has been practicing since 2005 — over 37 years. Psychiatrists are physicians who diagnose and treat mental health conditions including depression, anxiety disorders, and more.

At a glance

  • Uses generic medications more than 88% of reporting doctors in Tennessee
  • Virtual visits available — no app or travel required
1 of 131 Psychiatry & Neurology providers in TNSee all Psychiatry & Neurology in Knoxville37+ years experienceNPI since 2005

Older · 2858dNPPES updated 2018-07-26 · verify NPI on CMS · Verify license at Tennessee Board of Medical Examiners

Contact & Location

Practice Location

200 Prosperity Dr, Knoxville, TN 37923

Fax: (865) 966-8945
Industry Payment Transparency

$35.9k received from industry

61 transactions reported in 2024 ·Very High tier

View on CMS Open Payments →

Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.

Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Karthi S. Namasivayam's NPI.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. 37 years in practice

    Senior practitioner

Psychiatry & NeurologyAllopathic & Osteopathic Physicians

Psychiatrists are physicians who diagnose and treat mental health conditions including depression, anxiety disorders, bipolar disorder, schizophrenia, PTSD, and substance use disorders. They can prescribe medications and provide psychotherapy.

Taxonomy: 2084P0800X

Practice Footprint

Mailing address

200 Prosperity Dr, Knoxville, TN 37923-4718

Differs from practice location

Virtual Psychiatry & Neurology Care With Karthi S. Namasivayam

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Karthi S. Namasivayam for follow-ups, medication reviews, and ongoing care — no travel to Knoxville required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Karthi S. Namasivayam

NPI records show Dr. Namasivayam as active with telehealth listed in Knoxville, TN. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (865) 824-2828.

Verified across 4 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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