Exhibit 21.1

SUBSIDIARIES OF THE REGISTRANT

This exhibit lists the subsidiaries of WebMD Health Corp. and their respective jurisdictions of incorporation or formation:

Name			Jurisdiction
WebMD Health Corp.				Delaware
	WebMD, Inc.			Georgia
		Boca Subsidiary Corp.		Delaware
		Conceptis, Inc.		Delaware
		Crescendo Medical Education LLC		Delaware
		eMedicine.Com, Inc.		Delaware
		Endeavor Technologies, Inc.		Georgia
		Healtheon/WebMD Cable Corporation		Delaware
		Healtheon/WebMD Internet Corporation		Delaware
		HealthShare Technology, Inc.		Delaware
		HW Japan, Inc.		Delaware
		MDhub, LLC		Connecticut
		MedicineNet, Inc.		California
		Medsite, Inc.		Delaware
		MedsiteCME, LLC		Delaware
		MMM Acquisition Company		Delaware
		Medscape Portals, Inc.		Delaware
		Medscape LLC		Delaware
		National Physicians DataSource, LLC		Connecticut
		OnHealth Network Company		Washington
		BabyData.com, Inc.		Delaware
		Demand Management, Inc.		Colorado
		Health Decisions, Inc.		Colorado
		Health Decisions International, LLC		Colorado
		The Ornish Health Program, Inc.		California
		OW Corp.		Delaware
		Physicians Telephone Directory, Inc.		Connecticut
		RxList, Inc.		Delaware
		RxList LLC		California
		Subimo LLC		Delaware
		Summex Corporation		Indiana
		Telemedics, Inc.		Georgia
		WebMD Domain Corp.		Delaware
		WellMed, Inc.		Delaware