U.S. Anesthesia Partners files lawsuit against UnitedHealth alleging market shenanigans; Insurtech company Bright Health looks to strengthen telehealth foothold with Zipnosis acquisition. Also: AstraZeneca is teaming with Massachusetts General Hospital to create and clinically validate patient-centric digital health solutions.

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U.S. Anesthesia Partners files lawsuits against UnitedHealthcare

Insuretech company Bright Health buys telemedicine startup ZipnosisAstraZeneca working with Mass General on tech for heart failure, asthma