Ayanna Elaine Lewis, M.D.

NPI 1962769414ActiveIndividual· Internal Medicine, Gastroenterology· Merrick, NY

Internal Medicine, Gastroenterology (M.D.) in Merrick, New York, trained at Geisel School of Medicine at Dartmouth (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $402,588 for 566 claims, against $22,358 paid for services in 2024. Abbvie Inc. was the largest of 4 companies reporting payments in 2025, $743.95 in all, mostly food and beverage.

Overview

NPI	1962769414
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	No
NPI issued	Apr 20, 2012
Last updated in NPPES	Nov 18, 2022
Certified by provider	Nov 18, 2022

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Gastroenterology Primary	207RG0100X	298519	NY
Internal Medicine, Gastroenterology	207RG0100X	ME140273	FL

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Oct 9, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 10, 2026	No match	—
New York OMIG · Nov 10, 2026	No match	—
Ohio Medicaid · Nov 10, 2026	No match	—
Pennsylvania Medicheck · Nov 10, 2026	No match	—
Washington HCA · Nov 10, 2026	No match	—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Gastroenterology (FL); Practitioner - Gastroenterology (NY)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	95
Services billed	217 across 19 procedure codes
Paid by Medicare	$22,358

Part D prescriptions in 2024

Prescriptions (claims)	566 · 935 30-day fills
Patients	157
Total drug cost	$402,588
Generic share	77% of claims

Medicare sources and data years

Education and affiliations

Medical school	Geisel School of Medicine at Dartmouth
Graduation year	2012
Medicare specialty	Gastroenterology
Secondary specialties	Internal Medicine
Telehealth	Offers telehealth