Overview
Cecilia Decook is a primary care provider, practicing in Family Medicine in Holland, Michigan. Dr. Decook is rated as an Experienced provider by MediFind in the treatment of Hashimoto Thyroiditis. Her top areas of expertise are Folate Deficiency, Multiple Carboxylase Deficiency, Vitamin B12 Deficiency Anemia, and Subacute Combined Degeneration. Dr. Decook is currently accepting new patients.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER MEDICARE PART D
- PPO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- HMO
- POS
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
Corewell Health Advanced Primary Care - Holland
Nathanial Chumley is a primary care provider, practicing in Geriatrics and Family Medicine in Holland, Michigan. Dr. Chumley has been practicing medicine for over 14 years and is rated as an Advanced provider by MediFind in the treatment of Hashimoto Thyroiditis. His top areas of expertise are Type 2 Diabetes (T2D), Seasonal Affective Disorder (SAD), Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension. Dr. Chumley is currently accepting new patients.
Grand Valley Medical Specialists - Wyoming
Michael Bultje is a primary care provider, practicing in Family Medicine in Wyoming, Michigan. Dr. Bultje has been practicing medicine for over 26 years and is rated as an Experienced provider by MediFind in the treatment of Hashimoto Thyroiditis. His top areas of expertise are Macroamylasemia, Type 2 Diabetes (T2D), Hypertension, and Familial Hypertension. Dr. Bultje is currently accepting new patients.
Gary Gulish is a primary care provider, practicing in Family Medicine in Wayland, Michigan. Dr. Gulish is rated as an Experienced provider by MediFind in the treatment of Hashimoto Thyroiditis. His top areas of expertise are Hashimoto Thyroiditis, Epidural Lipomatosis, Hypertension, and Glucocorticoid-Remediable Aldosteronism.
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
- Folate DeficiencyDr. Decook isAdvanced. Learn about Folate Deficiency.
- Multiple Carboxylase DeficiencyDr. Decook isAdvanced. Learn about Multiple Carboxylase Deficiency.
- Vitamin B12 Deficiency AnemiaDr. Decook isAdvanced. Learn about Vitamin B12 Deficiency Anemia.
- Experienced
- Acute CystitisDr. Decook isExperienced. Learn about Acute Cystitis.
- Allergic RhinitisDr. Decook isExperienced. Learn about Allergic Rhinitis.
- Alopecia AreataDr. Decook isExperienced. Learn about Alopecia Areata.
- Aphthous StomatitisDr. Decook isExperienced. Learn about Aphthous Stomatitis.
- AsthmaDr. Decook isExperienced. Learn about Asthma.
- Asthma in ChildrenDr. Decook isExperienced. Learn about Asthma in Children.

