Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Karthi S. Namasivayam, MD

Individual provider Psychiatry Physician · NPI 1437145448

Dr. Karthi S. Namasivayam, MD is a Psychiatry in Knoxville, Tennessee. Qualified in 1989, 37 years ago. Practices with Grace Health Inc, a 28-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Tennessee.

Years since qualifying
37
Licensed in
TN
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

200 Prosperity Dr
Knoxville, TN 37923
Phone: (865) 824-2828
Fax: (865) 966-8945
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 201 W Springdale Ave, Knoxville, TN 37917-5158 — (865) 637-9711

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 42956 (TN)

Record details

NPI number1437145448
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 26, 2005
Last updated in NPPESJuly 26, 2018

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPSYCHIATRY
Medical schoolOTHER
Graduated 1989 (37 years in practice)
Group practice Grace Health Inc — 28 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

Other providers in Knoxville