Leadership for U.S. Renal Care | U.S. Renal Care

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Giving the Most

Leadership

U.S. Renal Care is led by a seasoned senior management team with more than 150 years of collective experience in healthcare management and operations.

Headshot of Mark Caputo.
Mark Caputo
Chairman of the Board,
Chief Executive Officer

Doctor Mary Dittrich.
Mary Dittrich, MD, FASN
Executive Vice President,
Chief Medical Officer

Sarrah Johnson, DNP, MBA, RN
Chief Diversity & Inclusion Officer and
Senior Vice President, Operations

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Headshot of Nitin Jain.
Nitin Jain
President, Payer Solutions
& Value Based Care

Headshot of Doctor Geoff Block.
Thao Pascual, MD, FASN
Associate Chief Medical Officer

Headshot of Doctor Geoff Block.
Geoffrey A. Block, MD
Associate Chief Medical Officer &
Senior Vice President,
Clinical Research & Medical Affairs

Debbie Taylor, MSN, RN, CNN
Senior Vice President,
Chief Nursing Officer

Steve Nottingham
Co-Chief Operating Officer

Headshot for James Shelton.
Alex Portet
Co-Chief Operating Officer

Headshot for James Shelton.
Ahmad Sharif, MD, MPH, SCPM
Executive Vice President,
Chief Administrative &
Clinical Information Officer

Thomas L. Weinberg
Executive Vice President,
General Counsel; Compliance
& Privacy Officer

Headshot for James Shelton.
James D. Shelton
Executive Vice President,
Chief Financial Officer

Headshot for Tim Buono.
Tim Buono
Executive Vice President,
Chief Development Officer - Dialysis

Tom Allocco
Senior Vice President,
Technical Services

Nelson Imaña
Chief Information Officer

Lynelle McLain
Senior Vice President,
Chief Accounting Officer

Christa Pfunder
Chief Financial Officer,
Dialysis Operations

Headshot for Dave Richardson.
Dave Richardson
Divisional President,
Operations

Michael Rocklin, MD
Vice President,
Clinical Affairs

Phil Sarnowski
Senior Vice President,
Business Transformation Partner

Cameron Thompson
Divisional President,
Operations