
Overview
Dr. Kosters is a family medicine physician at Avera Medical Group Sibley.
Dr. Kosters is highly rated in 2 conditions, according to our data. His clinical expertise encompasses Non-Muscle Invasive Bladder Cancer, Muscle Invasive Bladder Cancer, Relapsing Multiple Sclerosis (RMS), and Vitamin D Deficiency.
Dr. Kosters is board certified in American Osteopathic Board Of Family Medicine.
Graduate Institution
Residency
Specialties
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Board Certifications
Hospital Affiliations
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- 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
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- POS
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- HMO
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE PDP
- HMO
- PPO
- 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
- HMO
- POS
Locations
600 9th Ave N, Sibley, IA 51249
600 9th Avenue North, Sibley, IA 51249
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Frequently Asked Questions about Dr. Gregory J. Kosters
How do I make an appointment with Dr. Gregory J. Kosters?
You can book an appointment with Dr. Gregory J. Kosters by calling their office at 712-754-3658. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. Gregory J. Kosters a top-rated expert for Non-Muscle Invasive Bladder Cancer?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. Gregory J. Kosters is classified as an Advanced expert for Non-Muscle Invasive Bladder Cancer, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. Gregory J. Kosters specialize in?
While Dr. Gregory J. Kosters is a Family Medicine, they have specific expertise in Non-Muscle Invasive Bladder Cancer, Muscle Invasive Bladder Cancer, and Relapsing Multiple Sclerosis (RMS). MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Family Medicine.
Does Dr. Gregory J. Kosters accept my insurance?
Dr. Gregory J. Kosters accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 712-754-3658 to verify that your specific plan is currently accepted before your visit.
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
- Muscle Invasive Bladder CancerDr. Kosters isAdvanced. Learn about Muscle Invasive Bladder Cancer.
- Non-Muscle Invasive Bladder CancerDr. Kosters isAdvanced. Learn about Non-Muscle Invasive Bladder Cancer.
- Experienced
- Heart Failure with Preserved Ejection Fraction (HFpEF)
- Marginal Zone Lymphoma (MZL)Dr. Kosters isExperienced. Learn about Marginal Zone Lymphoma (MZL).
- Relapsing Multiple Sclerosis (RMS)Dr. Kosters isExperienced. Learn about Relapsing Multiple Sclerosis (RMS).
- Vitamin D DeficiencyDr. Kosters isExperienced. Learn about Vitamin D Deficiency.

