The Nephrology Group, Inc
Delivering Excellence in Kidney Care Since 1975
03. Our Providers
04. Our Leadership
Our mission
At The Nephrology Group, Inc., our physicians are dedicated to treating kidney disease with quality and cost-effective care. We are committed to:

Leadership and Excellence
Delivering top-tier healthcare services and setting the standard in nephrology care.

Continuous Learning
Advancing our medical knowledge to bring the latest in kidney care to our patients.

Community Improvement
Partnering with local organizations to improve access to kidney care.

Education
Guiding the next generation of kidney specialists through mentorship and shared expertise.
Our Reach
The Nephrology Group, Inc. proudly serves the Central Valley and surrounding areas, including Fresno, Clovis, Selma, Sanger, Visalia, Hanford, Tulare, Delano, and Bakersfield. Our commitment to comprehensive kidney care extends through our oversight of dialysis treatments across the region, ensuring our patients receive consistent and high-quality services.
Affiliations with Hospitals
We are affiliated with a network of leading hospitals to provide coordinated, top-tier care throughout our service areas. These include:
• Community Regional Medical Center (Fresno, CA)
• Clovis Community Medical Center (Clovis, CA)
• Saint Agnes Medical Center (Fresno, CA)
• Fresno Heart and Surgical Hospital (Fresno, CA)
• Kaiser Hospital (Fresno, CA)
• Kaweah Health Hospital (Visalia, CA)
• Adventist Health Hanford (Hanford, CA)
• Adventist Health Tulare (Tulare, CA)
• Adventist Health Selma (Selma, CA)
• Adventist Health Bakersfield (Bakersfield, CA)
• Bakersfield Heart Hospital (Bakersfield, CA)
• Bakersfield Memorial Hospital (Bakersfield, CA)
• Adventist Health Delano (Delano, CA)
• Encompass Health Rehabilitation Hospital of Bakersfield (Bakersfield, CA)
• Mercy Hospital of Bakersfield (Bakersfield, CA)
• Bakersfield Rehabilitation Hospital (Bakersfield, CA)
• Kern Medical Hospital (Bakersfield, CA)
• Memorial Hospital Los Baños (Los Baños, CA)
• Mercy Hospital Merced (Merced, CA)
Expanding Access Through Insurance
We accept a wide range of insurance plans, including Medicare, Medi-Cal, Sante, CCIPA, Anthem Blue Cross, Blue Shield, Dignity Health, Key Medical, and more. This ensures our comprehensive kidney care is accessible to a diverse patient population across our service areas.
Our Leadership
Our leadership team at The Nephrology Group, Inc. is dedicated to advancing kidney care through strategic vision, innovation, and an unwavering commitment to patient-centered treatment. With decades of experience and a shared commitment to improving outcomes, our leaders guide our mission to enhance kidney health, expand access to care, and support our community.
Our Providers
Our team of board-certified nephrologists, nurse practitioners, renal dietitians, and nurse educators is dedicated to improving patient outcomes by focusing on slowing kidney disease progression and enhancing quality of life. Each provider brings specialized skills and a commitment to patient-centered care, ensuring that every patient receives the highest standard of nephrology services.
Fresno, Madera, Selma, and Sanger Providers

Steve W. Su, M.D.

Steven B. Levy, M.D.

Joseph C. Duflot, M.D

Anuradha Suri, M.D.

Harpreet S. Dhindsa, M.D.

Yangming Cao, M.D.

Mei Hwang, M.D.

Hemant Dhingra, M.D.

Sukhvir Atwal, M.D.

Gregory Martinez, M.D.

Jasjit Singh, MD

Harmeet Gurm M.D.

Neysha J. Sanchez-Rivera, M.D.

Dominique Dorsainvil M.D.
Visalia, Hanford, and Tulare Providers

Sreedhar Adapa, M.D.

Amarinder Garcha M.D.

Maryanne Y. Sourial, D.O.
Bakersfield And Kern County Providers

Sudhir S. Joshi M.D.

Hashim R. Kazmi M.D.

Nishkarsh Saxena M.D.

Slamat Ali, M.D.
Merced and Los Banos Providers

Atul T. Roy, M.D.

Daniel Ikemiyashiro, M.D.

Rajeev Kaul M.D.
Nephrology-Hospitalists

Supriya Gerardine M.D.

Ibrahim Katibah M.D.

Bikash Chapagain, M.D.

Dhayanithi Dhayalan, M.D.
Mid-Levels, Dieticians, and Educators

Adela Yniguez Ayala, F.N.P.

Dennis M. Redubla, F.N.P.

Melisa Arreguin F.N.P.

Lanigail Pangilinan, F.N.P.

Homer Punsalan, F.N.P.

Pretti Kooner, F.N.P.

Stephanie Davila-Gomez, R.D.N.
Renal Dietician / Education

Enrique Benitez, R.N.
Infusion / Education

Shang Knesek, F.N.P.
Value Based Care

Denise Tran-Thompson, F.N.P.
Value Based Care

Sukhpreet Kaur, F.N.P
Value Based Care

Gurpreet Sandhu, F.N.P.
Value Based Care

Shanda Morgan, R.N.
Value Based Care
Laboratory Staff

David Hadden, M.D.

Haider Berbouti, CLS

Mohamad Amin, CLS
Executive Board

Hemant Dhingra, M.D.
CEO and President

Joseph C. Duflot, M.D.
Executive Vice President

Sukhvir Atwal, M.D.
Treasurer

Yangming Cao, M.D.
Secretary

Gregory Martinez, M.D.
Executive Director

Sreedhar Adapa, M.D.
Board Chair

Jasjit Singh, M.D.
Board Chair
Our Administration

Hemant Dhingra, M.D
CEO and President

Stephanie Garza
Operations Manager

Kelley Montgomery
COO, Value Based Care

Luis Delgado
Controller

Tara Satragni
Administrative Lead

Erika Yang
Senior Credentialing Specialist

Daisy Cisneros
Credentialing Specialist

Sharath Kulkarni
BI & Analytics Manager

Jessica Martinez
Clinical Manager / South Valley

Paula Meza, MA
Clinical Manager

Jenny Vue, MA
Ancillary Lead

Cynthia Ochoa, MA
Front Desk Lead
Vascular Service Center

Hemant Dhingra, M.D.

May Cha
Facility Administrator