Robert R. Gaiser, MD

NPI 1063455376ActiveIndividual· Anesthesiology· New Haven, CT

Anesthesiology (MD) in New Haven, Connecticut, trained at Columbia University College of Physicians and Surgeons (class of 1988). Enrolled in Medicare as practitioner - anesthesiology and practitioner - anesthesiology.

Overview

NPI	1063455376
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Jun 14, 2006
Last updated in NPPES	Sep 16, 2020
Certified by provider	Sep 16, 2020

Specialties and licenses

Taxonomy	Code	License	State
Anesthesiology Primary	207L00000X	66698	CT
Anesthesiology	207L00000X	49520	KY

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 - Anesthesiology (CT); Practitioner - Anesthesiology (DE); Practitioner - Anesthesiology (KY); Practitioner - Anesthesiology (PA)

Medicare sources and data years