MediFind found 8 doctor with experience in IgG4-Related Disease near Grand Rapids, MI. Of these, 8 are Experienced.
The Cancer & Hematology Centers
Brett Brinker is a Hematologist Oncology provider in Grand Rapids, Michigan. Dr. Brinker has been practicing medicine for over 26 years and is rated as an Experienced provider by MediFind in the treatment of IgG4-Related Disease. His top areas of expertise are B-Cell Lymphoma, Acute Myeloid Leukemia (AML), Non-Hodgkin Lymphoma, Acute Myeloblastic Leukemia without Maturation, and Bone Marrow Aspiration. Dr. Brinker is currently accepting new patients.
The Cancer & Hematology Centers
Colin Hardin is a Hematologist and a Hematologist Oncology provider in Grand Rapids, Michigan. Dr. Hardin has been practicing medicine for over 15 years and is rated as an Experienced provider by MediFind in the treatment of IgG4-Related Disease. His top areas of expertise are Thrombocytopenia, Adult Immune Thrombocytopenia, Hemangioma Thrombocytopenia Syndrome, Anemia, and Bone Marrow Aspiration. Dr. Hardin is currently accepting new patients.
Corewell Health Family Medicine - Gaslight
Angela Oostema is a primary care provider, practicing in Family Medicine in East Grand Rapids, Michigan. Dr. Oostema has been practicing medicine for over 22 years and is rated as an Experienced provider by MediFind in the treatment of IgG4-Related Disease. Her top areas of expertise are Obesity in Children, Type 1 Diabetes (T1D), Hypothyroidism, and Coccydynia.
Corewell Health Grand Rapids Hospitals Neurology - 2750 E Beltline Ave NE
Paul Twydell is a Neuromusculoskeletal Medicine specialist and a Neurologist in Grand Rapids, Michigan. Dr. Twydell has been practicing medicine for over 26 years and is rated as an Experienced provider by MediFind in the treatment of IgG4-Related Disease. His top areas of expertise are Myasthenia Gravis, Monomelic Amyotrophy, Chronic Inflammatory Demyelinating Polyneuropathy, and Amyotrophic Lateral Sclerosis (ALS or Lou Gehrig's Disease). Dr. Twydell is currently accepting new patients.
Grand Valley Medical Specialists - Wyoming
Thomas Bilisko is a primary care provider, practicing in Internal Medicine in Wyoming, Michigan. Dr. Bilisko has been practicing medicine for over 36 years and is rated as an Experienced provider by MediFind in the treatment of IgG4-Related Disease. His top areas of expertise are Infant Hyperglycemia, Macroamylasemia, Familial HDL Deficiency, and Apo A-I Deficiency. Dr. Bilisko is currently accepting new patients.
Diane Culik is a primary care provider, practicing in Family Medicine in Grand Rapids, Michigan. Dr. Culik is rated as an Experienced provider by MediFind in the treatment of IgG4-Related Disease. Her top areas of expertise are Lyme Disease, Addison's Disease, Secondary Adrenal Insufficiency, and Triple A Syndrome.
Advantage Health/saint Mary's Medical Group
Katherine Chakrabarti is a Rheumatologist in Grand Rapids, Michigan. Dr. Chakrabarti is rated as an Experienced provider by MediFind in the treatment of IgG4-Related Disease. Her top areas of expertise are Lupus Nephritis, Undifferentiated Connective Tissue Disease (UCTD), Sjogren Syndrome, and Perniosis. Dr. Chakrabarti is currently accepting new patients.
Center For Physical Rehabilitation Inc
Michael App is a primary care provider, practicing in Pediatrics and Internal Medicine in Grand Rapids, Michigan. Dr. App is rated as an Experienced provider by MediFind in the treatment of IgG4-Related Disease. His top areas of expertise are Generalized Anxiety Disorder (GAD), Obesity in Children, Seasonal Affective Disorder (SAD), and Apraxia. Dr. App is currently accepting new patients.
Last Updated: 01/09/2026




