Directory

Find a prescribing specialist

Neurologists, rheumatologists, immunologists and GI specialists who diagnose and manage conditions treated with IVIG and biologic therapy — compiled from the NPPES registry.

Infusion Centers Where you get treated Prescribing Specialists Who manage your therapy

90,363 specialists

Gastroenterology

Gregory Nelligan, MD

Madison, Wisconsin

Gastroenterology

Gregory Nguyenduc, MD

Chandler, Arizona

Gregory Niemer, MD

Summerville, South Carolina

Gregory Norris, MD

Detroit, Michigan

Hematology & Oncology

Gregory O’conor, MD

Lancaster, Pennsylvania

Hematology & Oncology

Gregory Oakhill, MD

Fayetteville, Arkansas

Gastroenterology

Gregory Olds, MD

Chattanooga, Tennessee

Hematology & Oncology

Gregory Orloff, MD

Fairfax, Virginia

Hematology & Oncology

Gregory Ortega, MD

Orange City, Florida

Gastroenterology

Gregory Osborne, MD

Grand Rapids, Michigan

Hematology & Oncology

Gregory Otterson, MD

Allergy & Immunology

Gregory Owens

Portland, Oregon

Gastroenterology

Gregory Owens, MD

Hattiesburg, Mississippi

Gastroenterology

Gregory Pajot, MD

Chicago, Illinois

Hematology & Oncology

Gregory Parker, MD

Oklahoma City, Oklahoma

Gregory Parks, MD

Gregory Pastores, MD

NEW York, New York

Gregory Pauxtis, MD

SAN Francisco, California