Investor

MD Revolution has raised $23 million in a round co-led by Chicago-based Jump Capital and an undisclosed global healthcare technology company for its mobile chronic care management system.

Cambridge, Massachusetts-based Twine Health has raised $6.

San Diego-based GreatCall, which offers digital health services and devices to seniors, has acquired the assets of aging in place startup Lively for an undisclosed amount.

Denver, Colorado-based health management company Welltok has acquired Burlington, Massachusetts-based Silverlink, which offers a tool that healthcare organizations can use to create messaging campaigns for consumers.

Seamless Medical Systems, which has developed a digital patient registration offering (not to be confused with pre- and post-op patient engagement tool SeamlessMD) raised $2.

Rock Health Managing Director Malay Gandhi has left the digital health-focused seed investor, MobiHealthNews has learned.

Goqii has raised $13.

Farmington, Connecticut-based Evariant has raised $42.

Skulpt, which has developed a smartphone-connected device that measures a user's body fat percentage  and muscle quality, raised $4.

PatientPop, which offers a marketing service that doctors can use to grow their practice, raised $10 million from Toba Capital.