DR. OFER ZIMMERMAN MD
Accepted Insurance for NPI 1982128708
Internal Medicine - Allergy & Immunology in Saint Louis, MO
Accepted Insurance & Health Plans Health Insurance Marketplace
Marketplace plan participation on file for this provider · 2026 plan year
DR. OFER ZIMMERMAN MD, a internal medicine provider in Saint Louis, MO, is listed as in-network for 7 health insurance plans from Cox HealthPlans. This list is compiled from the CMS Health Insurance Marketplace public use files for the 2026 plan year.
Cox HealthPlans
Cox HealthPlans Bronze Expanded Standard
Cox HealthPlans Bronze Preferred
Cox HealthPlans Gold Preferred
Cox HealthPlans Gold Standard
Cox HealthPlans Silver Connect
Cox HealthPlans Silver Preferred
Cox HealthPlans Silver Standard
Coverage Questions FAQs
Common questions about this provider’s insurance participation, answered from the CMS Health Insurance Marketplace and Medicare enrollment files.
What insurance does DR. OFER ZIMMERMAN MD accept?
Marketplace files for the 2026 plan year list DR. OFER ZIMMERMAN MD as in-network for 7 plans from Cox HealthPlans. The full list above shows each plan's metal level, network type, and plan IDs.
Is DR. OFER ZIMMERMAN MD enrolled in Medicare?
Yes. CMS enrollment files show this provider accepts Medicare assignment, meaning they agree to accept the Medicare-approved amount as full payment for covered services. The provider is also enrolled in PECOS, which certifies them to order, refer, and prescribe for Medicare beneficiaries.
What network types does DR. OFER ZIMMERMAN MD participate in?
The accepted plans include 7 EPO plans. EPO (Exclusive Provider Organization) plans cover network providers only, generally without referral requirements.
Where does this insurance data come from and how current is it?
Plan participation is compiled from the official CMS Health Insurance Marketplace public use files for the 2026 plan year and refreshed as CMS publishes updated files. Networks change during the year, so always verify coverage with the insurance company or the provider's office before scheduling care.
