Overview
Delwyn Lassen is a primary care provider, practicing in Family Medicine in Sioux Center, Iowa.
Dr. Lassen is currently accepting new patients.
Specialties
Licenses
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- HMO
- PPO
- HMO
- POS
Locations
33 4th St NW, Sioux Center, IA 51250
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Frequently Asked Questions about Dr. Delwyn L. Lassen
How do I make an appointment with Dr. Delwyn L. Lassen?
You can book an appointment with Dr. Delwyn L. Lassen by calling their office at 712-722-1700. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Does Dr. Delwyn L. Lassen accept my insurance?
Dr. Delwyn L. Lassen accepts most major insurance plans, including Medica and Medicare. We recommend calling the office directly at 712-722-1700 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
We do not have enough information to identify the Areas of Expertise for this provider.


