Chief Medical Officer

Ellen Piernot, MD MBA

Chief Medical Officer -  Joined Sunset January 2014.
Specialty – Family Medicine
Med School - Medical College of Wisconsin, Milwaukee, WI, graduated May 2004
Residency - Medical College of Wisconsin, Waukesha Family Practice Residency Program, completed training June 2007.

Associate Medical Director

Saika Somjee, MD

Somerton Pediatric Clinic, Joined Sunset July 2007.
Specialty - Pediatrics / Pediatric Hematology - Oncology.
Med School - Seth G. S. Medical College, Mumbai, India, Graduated June 1993.
Residency - Louisiana State University Health Science Center, Metaire, LA completed training June 2007.
Fellowship - Pediatric Hematology-Oncology, Louisiana State University Health Science, Metaire, LA, completed training June 2005.
Board Certified with the American Board of Pediatrics, 2007
Board Certified with the American Sub-Board of Pediatric Hematology-Oncology, 2009.

Certified Nurse Midwife

Linda Bentley, CNM

Sunset Women's Medical Group-Yuma, joined Sunset November 2007.
Specialty - Certified Nurse Midwife.
School - State University of New York Health Science Center, completed training August 1990.
Certified with the American College of Nurse-Midwives, 1990.

Delia Montopoli, CNM, NP

Sunset Women's Medical Group-Yuma and San Luis, joined Sunset March 1996.
Specialty - Board Certified Nurse Practitioner. Board Certified Nurse Midwife.
School - University of Chile, School of Medicine, completed training 1976.
School University of Wyoming School of Nursing, Laramie, WY, completed training 1995.
Board Certified Nurse Midwife.
Board Certified Women's Health Nurse Practitioner.
Master Degree in Nursing Education.

Sunset Women’s Medical Group-Yuma, joined Sunset July 2014.
Specialty - Certified Nurse Midwife/Family Nurse Practitioner.
School- Vanderbilt University School of Nursing, Nashville Tennessee
Nurse-Midwifery/Family Nurse Practitioner Dual Focus, May 2014.
Certified with Nurse Midwifery: American Midwifery Certification Board.
Certified with Family Nurse Practitioners: American Academy of Nurse Practitioners.

Jennifer T. Kuhlmann, CNM

Sunset Women’s Medical Group- Yuma,  joined Sunset June 2014.
Specialty- Certified Nurse Midwife.
School- Frontier Nursing University, Hyden Kentucky.
Certified with the American College of Nurse Midwives.

Sunset Women’s Medical Group- Yuma,  joined Sunset August 2014.
Specialty- Certified Nurse Midwife.
School- University of Utah, Salt Lake City Utah.
Certified with Nurse Midwifery: American Midwifery Certification Board, 2008.

Family Medicine

Richard Fortney, PA-C

Somerton Internal Medicine Clinic, joined Sunset February 2007.
Specialty - Physician Assistant, Family Medicine.
Med School - Northern Illinois University, MS & BS, graduated May 1987.
Residency - University of Wisconsin, completed training May 1992.
Board Certified with the National Commission on Certification of Physician Assistants, 1992, Re-certified in 2007.

Sathya Vemuri, MD

Yuma and San Luis Internal Medicine, joined Sunset August 2002.
Specialty - Family Medicine.
Med School - Gandhi Medical College, Hyderabad, India, graduated January 1996.
Residency - St Joseph Hospital And Medical Center, Paterson, NJ, completed training June 2002.
Board Certified with the American Board of Family Medicine, 2002. 

Tuyet N. Luu, MD

Wellton Clinic, joined Sunset May 2014.
Specialty - Family Practice.
Med School - St. Matthew’s University, Belize/Grand Cayman graduated May 2002.
Residency - St. Joseph’s Family, Yonkers, NY, completed training July 2011.
Family Medicine Board Certified.

San Luis, Yuma and Somerton Internal Medicine and Pediatric Clinics, Joined Sunset in October 2014.
Specialty - Physician Assistant, Family Medicine.
Med School- Chatham University, Pittsburg, PA, graduated July 2014.

Somerton Internal Medicine Extended Hours, Joined Sunset in September 2014.
Specialty - Family Nurse Practitioner.
Med School- Regis University, Denver CO, Graduated May 2014.

San Luis Internal Medicine and Pediatric Clinic, Joined Sunset in September 2014.
Specialty - Physician Assistant, Family Medicine
Med School - Midwestern University, Glendale AZ, graduated August 2014.

Ana Marie Rivera, MSN FNP-C

Yuma Internal Medicine, joined Sunset December 2013.
Specialty- Family Nurse Practitioner.
School-University Of Arizona, Tucson, Arizona, 2004
Certified with the American Academy of Nurse Practitioner, 2004.

General Dentistry

Satish Kumar, DDS

Somerton Dental Clinic, joined Sunset March 1993.
Specialty - General Dentistry.
Dental School - Government Dental College and Hospital, Amristar, India, graduated April 1979.

Martin Sobieraj, DMD

San Luis and Wellton Dental, Joined Sunset February 2009.
Specialty - General Dentistry.
Dental School - Arizona School of Dentistry and Oral Health, Meza, AZ, Graduated May 2007.
Member of the American Dental Association Academy of General Dentistry and American Academy of Cosmetic Dentistry.

Internal Medicine

Ching Wang, MD

Yuma Internal Medicine Clinic, joined Sunset August 1996.
Specialty - Internal Medicine.
Med School - Rio de Janeiro Federal University, Rio de Janeiro, Brazil, graduated December 1989.
Residency - New York Methodist Hospital, Brooklyn, NY, completed training June 1995.
Board Certified with the American Board of Internal Medicine, 1996, Re-certified in 2006.

Maria Fereira-Caroz, MD

Somerton Internal Medicine, Joined Sunset in November 2014.
Specialty - Internal Medicine Physician.
Med School- La Universidad del Zulia, School of Medicine, Maracaibo, Zulia, Venezuela, graduated December 2003.
Residency - Morehouse School of Medicine, Atlanta, GA USA, Residency Program, completed training June 2014.

Inez Young, RN, FNP-C

San Luis Internal Medicine, Joined Sunset October 2008.
Specialty - Family Nurse Practitioner
School - Northern Arizona University, Flagstaff AZ, graduated May 2008.
Certified with the American Academy of Nurse Practitioners, 2008.

Oliver Severino, MD

San Luis Internal Medicine Clinic, joined Sunset August 2005.
Specialty - Internal Medicine.
Med School - University of the Philippines, Manila, Philippines, graduated May 2000.
Residency - The Jewish Hospital of Cincinnati, Cincinnati, OH completed training June 2005.
Board Certified with the American Board of Internal Medicine, 2005.

Kyi Moe, MD

Yuma Internal Medicine Clinic, Joined Sunset November 2011.
Specialty - Internal Medicine
Med School - Institute of Medicine (I), Yangon, Myanmar, graduated June 2001.
Residency - St. John's Episcopal Hospital, Far Rockaway, NY, completed training June 2011.
Board Certified with the American Board of Internal Medicine, 2011.

David J. Atondo, FNP-C

Yuma Clinic, joined Sunset August 2013
Specialty - Family Nurse Practitioner
School - Northern Arizona University, Flagstaff, AZ, graduated May 2013
Certified with the American Academy of Nurse Practitioners, 2013

Obstetrics and Gynecology

Terry A. Lewis, MD

Sunset Women’s Medical Group- Yuma,  joined Sunset February 2014.
Specialty- Obstetrics and Gynecology.
Med School- University of New Mexico, Albuquerque, New Mexico, graduated 1974.
Certified with the American Board Of Obstetrics and Gynecology.

Sunset Women’s Medical Group- Yuma, joined Sunset July 2014.
Specialty- OB/GYN
Med School- Emory University School of Medicine, Atlanta Georgia, USA.
Medical Residency in Gynecology and Obstetrics, graduated June 2014.
Certified with the American College of Obstetricians and Gynecologists.

Pediatrics

Raymond Hatton, MD

Yuma Pediatric Clinic, joined Sunset August 1998.
Specialty - Pediatrics.
Med School - University of Louisville Medical School, Louisville, KY, graduated June 1970.
Residency - Medical College of Ohio, Akron OH, completed training December 1975.

Board Re-certified with the American Academy of Pediatrics, 2012.
Board Certified with the American Academy of Pediatrics, 1977.

Ahmad Ashfaq, MD

San Luis Pediatric Clinic, joined Sunset September 2013
Specialty - Pediatrics
Med School - King Edward Medical College, Lahore, Punjab, Pakistan, graduated April 2006
Residency – Harlem Hospital Center, Columbia University Medical Center, New York, NY, completed training June 2013
American Board of Pediatrics Board Eligible

Arpita Shah, MD

Yuma Pediatric Clinic, joined Sunset September 2013
Specialty - Pediatrics
Med School - Medical College Baroda, MS University, India, graduated October 2006
Residency – Nassau University Medical Center, New York / Children’s Hospital at University of Illinois, Chicago, IL, completed training June 2013
American Board of Pediatrics Board Eligible

Mwela N. Asombang, MD

Yuma Pediatric Clinic, joined Sunset September 2013
Specialty - Pediatrics
Med School - Kasturba Medical College, Karnataka, India, graduated March 2005
Residency – Cardinal Glennon Children’s Medical Center, Saint Louis University School of Medicine, St. Louis, Missouri, completed training June 2013
American Board of Pediatrics Board Eligible

 Denise E. Marshall, CPNP-PC

Yuma Pediatrics Clinic, joined Sunset August 2013
Specialty - Pediatrics Nurse Practitioner
School - SUNY Health Science Center College of Nursing, Syracuse, New York, graduated 1996
Certified with the Pediatric Nursing Certification Board, 1996

Kanka Karmakar, MD

Yuma Pediatric Clinic, joined Sunset March 2003.
Specialty - Pediatrics.
Med School - Akademia Medyczna Lodz, Lodz, Poland, graduated June 1992.
Residency - St Joseph's Regional Medical Center, Paterson, NJ, completed training June 2002.

Board Certified with the American Board of Pediatrics, 2003.