Elizabeth Sedlis Singer, M.D.

NPI 1538364252ActiveIndividual· Internal Medicine· Brooklyn, NY

Internal Medicine (M.D.) in Brooklyn, New York, trained at Columbia University College of Physicians and Surgeons (class of 2007). Their prescriptions cost Medicare Part D more than their services did: $1,278,337 for 2,468 claims, against $54,892 paid for services in 2024. Salix Pharmaceuticals, A Division of Bausch Health US, LLC reported $18.83 in payments in 2025, mostly food and beverage.

Overview

NPI	1538364252
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	No
NPI issued	Jun 21, 2007
Last updated in NPPES	Sep 20, 2012

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine Primary	207R00000X	256160	NY

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Nov 10, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026	No match	—
New York OMIG · Nov 11, 2026	No match	—
Ohio Medicaid · Nov 11, 2026	No match	—
Pennsylvania Medicheck · Nov 11, 2026	No match	—
Washington HCA · Nov 11, 2026	No match	—

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

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Endocrinology (NY)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	305
Services billed	563 across 15 procedure codes
Paid by Medicare	$54,892

Part D prescriptions in 2024

Prescriptions (claims)	2,468 · 5,064 30-day fills
Patients	275
Total drug cost	$1,278,337
Generic share	36% of claims

Medicare sources and data years

Education and affiliations

Medical school	Columbia University College of Physicians and Surgeons
Graduation year	2007
Medicare specialty	Endocrinology
Secondary specialties	Internal Medicine
Telehealth	Offers telehealth