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

Dr. Kirtana Viswanathan, MD, MPH

Individual provider Internal Medicine Physician · NPI 1578134912

Dr. Kirtana Viswanathan, MD, MPH is an Internal Medicine in Washington, Missouri. Qualified in 2019, 7 years ago. Practices with Mercy Clinic Adult Hospitalists - Washington, LLC, a 31-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
7
Licensed in
MO
In the registry since
2021
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MPH — Master of Public Health
A graduate degree in population health.

See every abbreviation used in this directory →

Practice location Address checks out

901 E 5th St
Washington, MO 63090-3127
Phone: (636) 239-8231
Show map & directions

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

Additional practice locations (3)

  • 1400 Us Highway 61, Festus, MO 63028-4100 — (636) 933-5337
  • 10010 Kennerly Rd, Saint Louis, MO 63128-2106 — (314) 525-1328
  • 615 S New Ballas Rd, Saint Louis, MO 63141-8221 — (314) 251-6339

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 2024036701 (MO)

Record details

NPI number1578134912
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD , MPH
Sole proprietorNo
NPI enumeratedJuly 7, 2021
Last updated in NPPESSeptember 18, 2024
Certification dateSeptember 18, 2024

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Mercy Clinic Adult Hospitalists - Washington, Llc — 31 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Washington