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.
GI
Gastroenterology
Gregory Johnson, MD
Thousand Oaks, California
NPI-listed
NE
Neurology
Gregory Leong, MD
Patton, California
NPI-listed
RH
Rheumatology
Gregory Middleton, MD
LA Jolla, California
NPI-listed
NE
Neurology
Gregory Pauxtis, MD
SAN Francisco, California
NPI-listed
NE
Neurology
Gregory Sahagian, MD
Carlsbad, California
NPI-listed
HE
Hematology & Oncology
Gregory Smith, MD
ST. Helena, California
NPI-listed
NE
Neurology
Gregory Whitman, MD
Irvine, California
NPI-listed
GI
Gastroenterology
Gregory Wiener, MD
Chula Vista, California
NPI-listed
RH
Rheumatology
Gretel D’souza, MD
Sylmar, California
NPI-listed
NE
Neurology
Grigor Harutunian, MD
Glendale, California
NPI-listed
HE
Hematology & Oncology
Grigorios Chrysofakis, MD
Sacramento, California
NPI-listed
NE
Neurology
Gudarz Davar, MD
Thousand Oaks, California
NPI-listed
HE
Hematology & Oncology
Guido Marcucci, MD
Duarte, California
NPI-listed
NE
Neurology
Guillermo Cantu-reyna, MD
National City, California
NPI-listed
AI
Allergy & Immunology
Guillermo Mendoza, MD
Vacaville, California
NPI-listed
GI
Gastroenterology
Guinea FAN, MD
Sacramento, California
NPI-listed
GI
Gastroenterology
Gurcharn Singh, MD
Lancaster, California
NPI-listed
GI
Gastroenterology
Gurjiwan Virk, MD
Fresno, California
NPI-listed