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 / NY

SHAMANTHY RATNASINGAM, MD

INTERNAL MEDICINE

Graduated: 2016

NPI: 1184076507

Practice Locations (7)

NICHOLAS H NOYES MEMORIAL HOSPITAL

111 CLARA BARTON ST

Dansville, NY 144379503

NICHOLAS H NOYES MEMORIAL HOSPITAL

111 CLARA BARTON ST

DANSVILLE, NY 144379503

5853358639

ST JAMES HOSPITAL

7309 SENECA RD N

HORNELL, NY 148439691

ST JAMES HOSPITAL

7329 SENECA RD N

HORNELL, NY 148439684

6072472200

CRYSTAL RUN HEALTHCARE PHYSICIANS LLP

300 CRYSTAL RUN RD

MIDDLETOWN, NY 109414069

8456926999

CENTRAL SUFFOLK HOSPITAL

1 HEROES WAY

RIVERHEAD, NY 119012054

6315486101

SOUTHWEST SUFFOLK MEDICAL PC

1000 MONTAUK HWY

WEST ISLIP, NY 117954927

6313763000

Source: CMS National Downloadable File, September 2026.

SHAMANTHY RATNASINGAM, MD | HealthCareAtlasUSA