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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (4)

The overall average patient rating of Dr. Sandra Layne, Gastroenterologist is Good. Dr. Layne has been reviewed by 22 patients who have provided 4 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.1
Promptness 4.4
Courteous Staff 4.7
Accurate Diagnosis 4.6
Bedside Manner 4.5
Spends Time with Me 4.4
Follows Up After Visit 4.3

Specialties & Research

Dr. Sandra Layne, MD is board certified in Gastroenterology.

  • She has special expertise in 5 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Constipation
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Education & Awards

Dr. Layne graduated from Stony Brook University. She has 3 awards.

Patients' Choice Award (2014)
Compassionate Doctor Recognition (2015)
On-Time Doctor Award (2014)


Dr. Layne has 3 hospital affiliations:

  • North Shore/Long Island Jewish Hospital System - Franklin Hospital Med Ctr 
  • North Shore Univ Hosp At Plainview 
  • North Shore University Hospital At Syosset 


  • French
  • Spanish

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Additional Information
Dr. Sandra DR Layne MD is a female Internist, has 23 years of experience and practices in Gastroenterology.
Where does Dr. Sandra D. Layne practice?
Dr. Sandra Layne has 1 office location.
Dr. Sandra Layne practices Gastroenterology near Syosset, NY.
See Syosset Gastroenterologists.