HealthCareAtlasUSA

This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / MO

SUNAINA RENGARAJAN, MD

DERMATOLOGY

Medical school: WASHINGTON UNIVERSITY SCHOOL OF MEDICINE

Graduated: 2019

Also: INTERNAL MEDICINE

Offers telehealth

NPI: 1922668953

Practice Locations (5)

WASHINGTON UNIVERSITY

1 BARNES JEW HOSP PLZ

SAINT LOUIS, MO 631101003

3147473000

WASHINGTON UNIVERSITY

3015 N BALLAS RD

SAINT LOUIS, MO 631312329

3147472066

WASHINGTON UNIVERSITY

4901 FOREST PARK AVE

SAINT LOUIS, MO 631081495

3143625060

WASHINGTON UNIVERSITY

3015 N BALLAS RD, MISSOURI BAPTIST HOSPITAL

ST LOUIS, MO 631312329

3149965601

WASHINGTON UNIVERSITY

969 N MASON RD, BARNES JEWISH W COUNTY DERMATOLOGY

ST LOUIS, MO 631416338

3149968010

Source: CMS National Downloadable File, September 2026.

SUNAINA RENGARAJAN, MD | HealthCareAtlasUSA