
Overview
Annica Waalkes is a primary care provider, practicing in Hospital Medicine in Zeeland, Michigan. Dr. Waalkes has been practicing medicine for over 27 years and is rated as an Experienced provider by MediFind in the treatment of Urinary Tract Infection (UTI). Her top areas of expertise are Ulcerative Colitis, Sepsis, Pneumonia, Endoscopy, and Ureteroscopy.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- EPO
- HMO
- POS
- PPO
Locations
8333 Felch Street, Zeeland, MI 49464
100 Michigan Street Northeast, Grand Rapids, MI 49503
Corewell Health Hospitalists - Greenville
Kristen Vanderhorn is a primary care provider, practicing in Hospital Medicine in Greenville, Michigan. Dr. Vanderhorn has been practicing medicine for over 33 years and is rated as an Advanced provider by MediFind in the treatment of Urinary Tract Infection (UTI). Her top areas of expertise are Lung Metastases, Sepsis, Pneumonia, Colonoscopy, and Endoscopy.
Corewell Health Hospitalists - Zeeland
Joseph Postma is a primary care provider, practicing in Hospital Medicine in Zeeland, Michigan. Dr. Postma has been practicing medicine for over 15 years and is rated as an Advanced provider by MediFind in the treatment of Urinary Tract Infection (UTI). His top areas of expertise are Ogilvie Syndrome, Low Sodium Level, Pulmonary Embolism, Ureteroscopy, and Endoscopy.
Corewell Health Hospitalists - Grand Rapids
Chethan Rajappa is a primary care provider, practicing in Hospital Medicine in Grand Rapids, Michigan. Dr. Rajappa has been practicing medicine for over 25 years and is rated as an Advanced provider by MediFind in the treatment of Urinary Tract Infection (UTI). His top areas of expertise are Sepsis, Peptic Ulcer, Necrosis, Myringotomy, and Endoscopy.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Advanced
- SepsisDr. Waalkes isAdvanced. Learn about Sepsis.
- Ulcerative ColitisDr. Waalkes isAdvanced. Learn about Ulcerative Colitis.
- Experienced
- Acute Kidney FailureDr. Waalkes isExperienced. Learn about Acute Kidney Failure.
- Acute PancreatitisDr. Waalkes isExperienced. Learn about Acute Pancreatitis.
- Atypical PneumoniaDr. Waalkes isExperienced. Learn about Atypical Pneumonia.
- Autosomal Dominant HypocalcemiaDr. Waalkes isExperienced. Learn about Autosomal Dominant Hypocalcemia.
- CellulitisDr. Waalkes isExperienced. Learn about Cellulitis.
- Childhood PancreatitisDr. Waalkes isExperienced. Learn about Childhood Pancreatitis.



