Alexandra Guillaume, MD

GASTROENTEROLOGY

26 Research Way

East Setauket, NY 117333526

(631) 444-0580

**NPI:** 1396981197

**Med School:** TUFTS UNIVERSITY SCHOOL OF MEDICINE

**Experience:** 19 years

**Telehealth:** Yes

**Medicare Assignment:** Yes

Practice Locations (5)

STONY BROOK INTERNISTS UNIVERSITY FACULTY PRACTICE CORPORATION

26 Research Way
East Setauket, NY 117333526

Phone: (631) 444-0580

**Group ID:** 9133019821 | **Group Size:** 383 members

STONY BROOK INTERNISTS UNIVERSITY FACULTY PRACTICE CORPORATION

Po Box, Suite 1554
Stony Brook, NY 117900989

Phone:

**Group ID:** 9133019821 | **Group Size:** 383 members

STONY BROOK INTERNISTS UNIVERSITY FACULTY PRACTICE CORPORATION

100 Nicolls Rd
Stony Brook, NY 117940001

Phone: (631) 444-0580

**Group ID:** 9133019821 | **Group Size:** 383 members

STONY BROOK INTERNISTS UNIVERSITY FACULTY PRACTICE CORPORATION

101 Nicolls Rd
Stony Brook, NY 117940001

Phone: (631) 444-5220

**Group ID:** 9133019821 | **Group Size:** 383 members

ASCENSION MEDICAL GROUP-FOX VALLEY WISCONSIN INC

1550 Midway Pl
Menasha, WI 549521165

Phone: (920) 738-2000

**Group ID:** 0244142420 | **Group Size:** 256 members

SUNY/STONY BROOK UNIVERSITY HOSPITAL Type: Hospital
HEALTH SCIENCES CENTER SUNY
Phone: (631) 444-4000
Medicare CCN: 330393 View Profile

ASCENSION NE WISCONSIN - ST ELIZABETH CAMPUS Type: Hospital
1506 S ONEIDA ST
Phone: (920) 738-2000
Medicare CCN: 520009 View Profile

MIPS performance data is not available or not publicly reported.

Upper gastrointestinal (GI) endoscopy for acid reflux

29 procedures (Top 55% volume)

Colonoscopy

13 procedures (Top 44% volume)

Showing top 5 results.