Joseph J. DeOrio, MD

Title/Specialty: Urologist, Chairman of Urology Department
Location: Long Beach, CA

Bio:
Dr. Joseph J. DeOrio is a highly accomplished urologist with years of experience in patient care and clinical leadership. He currently serves as the Chairman of the Urology Department at Long Beach Memorial Hospital and is the founder and attending urologist at One Urology, Inc. A graduate of Loyola University Chicago Stritch School of Medicine, Dr. DeOrio completed his residency at the University of Southern California Medical Center and further specialized in utilization management.

With expertise in male urology, prostate cancer, and sexual function, Dr. DeOrio is committed to providing state-of-the-art care with a focus on quality outcomes. He has a particular interest in male urological prosthetics and has advanced training in this field, including the use of the da Vinci Surgical Platform for minimally invasive procedures.

Dr. DeOrio is a recognized expert in his field, holding certifications with the American Board of Urology and the American Board of Quality Assurance and Utilization Review Physicians. He has also presented his research at national conferences and contributed to the urological community through publications.

Outside of his professional life, Dr. DeOrio enjoys photography and winemaking and is proficient in basic medical Spanish.

Areas of Expertise:

  • Male urology

  • Prostate cancer

  • Sexual function

  • Urological prosthetics

  • Minimally invasive surgery

  • Utilization management

Board Certification: Diplomate, American Board of Urology; Diplomate, American Board of Quality Assurance and Utilization Review Physicians.

University: Princeton University, Bachelor of Arts in Molecular Biology.

Medical School: Loyola University Chicago Stritch School of Medicine, Doctor of Medicine.

Residency: Los Angeles County + University of Southern California Medical Center, Department of Urology.

Fellowship: University of Illinois Chicago, Fellowship in Utilization Management.

Albert A. Petrossian, MD

Title/Specialty: Urologist
Location: Southern California

Bio:
Dr. Albert Aram Petrossian is a skilled urologist with comprehensive training in general urology and minimally invasive surgical techniques. After earning his undergraduate degree from the University of California, Irvine, he completed his medical degree and residency at the Medical College of Virginia, where he served as Chief Resident.

Dr. Petrossian’s clinical expertise includes treating urologic cancers, kidney stones, incontinence, erectile dysfunction, and men’s health issues. He is proficient in advanced procedures such as robotic surgery using the Da Vinci system, vasectomy reversal, and GreenLight Laser therapy. A member of several prestigious urology associations, Dr. Petrossian remains actively involved in research and continuing education.

When not caring for patients, Dr. Petrossian enjoys outdoor activities, playing guitar, and spending time with family.

Areas of Expertise:

  • Urologic cancer

  • Kidney stone disease

  • Erectile dysfunction

  • Men’s health and infertility

  • Robotic and minimally invasive surgery

  • Vasectomy reversal

Board Certification: Diplomate, American Board of Urology

University: University of California, Irvine – Bachelor of Science in Biology.

Medical School: Virginia Commonwealth University – Doctor of Medicine.

Residency: Virginia Commonwealth University – Urology Residency.

Fellowship: No fellowship information mentioned, but he has advanced training in minimally invasive techniques, including robotic surgery, micro-surgery, and laser treatments.

Rathika R. Ramkumar, MD

Title/Specialty: Urologist
Location: Southern California

Bio:
Dr. Rathika Ramkumar is a skilled urologist dedicated to providing exceptional care to her patients in Southern California. Known for her clinical expertise and compassionate approach, she treats her patients as she would her own family. After earning a full scholarship to The University of Texas at Austin, Dr. Ramkumar pursued her medical education at the prestigious Baylor College of Medicine in Houston, Texas, and completed her surgical training at the Cleveland Clinic, ranked #1 for urology globally.

Dr. Ramkumar specializes in a variety of urologic conditions, including robotic surgery, prostate cancer, overactive bladder, female urology, men's health, kidney stones, erectile dysfunction, and recurrent urinary tract infections. She has been recognized nationally for her expertise in robotic surgery, particularly with the Intuitive Da Vinci Robot.

In addition to her clinical practice, Dr. Ramkumar has published numerous peer-reviewed articles, textbook chapters, and conference presentations on topics such as bladder cancer, male infertility, and renal transplant. When not practicing medicine, Dr. Ramkumar enjoys an active lifestyle, spending time outdoors, and cherishing her role as a dog mom, wife, and mother.

Areas of Interest:

  • Enlarged prostate

  • Urologic cancers (prostate, kidney, bladder, testicular, urinary tract)

  • Overactive bladder

  • Female urology

  • Men's health (low testosterone, infertility, erectile dysfunction)

  • Recurrent urinary tract infections

  • Vasectomies

Board Certification: Not explicitly mentioned, but she is a trained urologist with extensive expertise.

University: The University of Texas at Austin (Bachelor of Business Administration).

Medical School: Baylor College of Medicine.

Residency: The Cleveland Clinic Foundation Urology Residency Program.

Fellowship: No specific fellowship mentioned in the provided information.