WS
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Sohn, Urologist in Fontana, CA?
Dr. William Sohn, MD is an Urologist, who primarily practices in Fontana, CA with 1 additional practice location. Dr. Sohn is fluent in English, and is currently seeing new patients. Dr. Sohn’s practice accepts Kaiser Permanente, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Sohn’s office at (909) 724-5000.
What languages does Dr. Sohn speak?
Dr. Sohn and their clinical team can communicate with patients in the following languages:
English
What conditions does an Urologist like Dr. Sohn typically treat?
As an Urologist, Dr. Sohn diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Sohn. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Prostate Cancer
- Prostate Cancer Treatment (PDQ®)
- Prostatic Carcinoma
- Prostate Gland Cancer
- Malignant Prostate Tumor
ICD-10 Codes:
- C61: Malignant neoplasm of prostate
Also known as:
- History of kidney cancer
- History of prostate cancer
- Kidney Cancer
- Wilms tumor
- Prostate Cancer
- Prostate Cancer Treatment (PDQ®)
- Past kidney cancer
- Renal cancer survivor
- Previous kidney malignancy
- Past prostate cancer
- Prostate cancer survivor
- Previous prostatic malignancy
ICD-10 Codes:
- Z85528: Personal history of other malignant neoplasm of kidney
- Z8546: Personal history of malignant neoplasm of prostate
Also known as:
- Visible Blood in Urine
- Urine and Urination
- Hematuria (Blood in the Urine)
- Gross hematuria
- Macroscopic hematuria
- Bloody pee
ICD-10 Codes:
- R310: Gross hematuria
Also known as:
- Elevated PSA Level
- Prostate Cancer Screening
- Prostate Disease
- Prostate-Specific Antigen (PSA) Test
- Prostate Problems
- High Prostate Specific Antigen
- Abnormal PSA Test
- Increased PSA
ICD-10 Codes:
- R9720: Elevated prostate specific antigen [PSA]
Also known as:
- Other Kidney and Ureter Disorder
- Kidney Disease
- Ureteral Disorder
- Kidney and Ureter Problems
- Renal and Ureteral Disorders
ICD-10 Codes:
- N2889: Other specified disorders of kidney and ureter
Also known as:
- Ureter Stone
- Ureteral Disorder
- Ureteral Calculus
ICD-10 Codes:
- N201: Calculus of ureter
What procedures does an Urologist like Dr. Sohn typically perform?
As an Urologist, Dr. Sohn performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Sohn. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Bladder and Urethra Scope
- Cystoscopy
- Urethroscopy
- Bladder scope procedure
CPT Codes:
- 52000: Cystourethroscopy (separate procedure)
Also known as:
- Bladder Irrigation
- Bladder Wash
- Bladder Lavage
- Bladder Instillation
CPT Codes:
- 51700: Bladder irrigation, simple, lavage and/or instillation
Also known as:
- Bladder Ultrasound for Residual Urine
- Post-void residual urine measurement
- Bladder capacity ultrasound
- Non-imaging bladder scan
CPT Codes:
- 51798: Measurement of post-voiding residual urine and/or bladder capacity by ultrasound, non-imaging
Also known as:
- Prostate Biopsy
- Needle Biopsy of Prostate
- Punch Biopsy of Prostate
- Prostate Tissue Sample
CPT Codes:
- 55700: Biopsy, prostate; needle or punch, single or multiple, any approach
Does Dr. Sohn accept my insurance?
Dr. Sohn accepts most major insurance plans. Important: Please call our office at (909) 724-5000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Sohn accept in Fontana, CA?
Dr. Sohn in Fontana, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Centene Corporation
Kaiser Permanente
Medicare
View All Insurances
Where is Dr. Sohn's office located?
What hospitals are Dr. Sohn affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Sohn has admitting privileges at the following hospitals:
Kaiser Permanente Fontana Medical Center,Fontana, CA
Ranked in 3 Specialties

Ranked in 4 Procedures

Kaiser Permanente Fontana Medical Center,Fontana, CA
Ranked in 3 Specialties
Ranked in 4 Procedures
Casa Colina Hospital And Centers For Healthcare,Pomona, CA
Ranked Orthopaedic Surgery

Ranked Spine Surgery

Casa Colina Hospital And Centers For Healthcare,Pomona, CA
Ranked Orthopaedic Surgery
Ranked Spine Surgery
Kaiser Permanente Riverside Medical Center,Riverside, CA
Ranked Cancer Surgery

Ranked in 2 Procedures

Kaiser Permanente Riverside Medical Center,Riverside, CA
Ranked Cancer Surgery
Ranked in 2 Procedures
Moreno Valley Medical Center,Moreno Valley, CA
Moreno Valley Medical Center,Moreno Valley, CA
Providence St. Mary Medical Center,Apple Valley, CA
Providence St. Mary Medical Center,Apple Valley, CA
What is Dr. Sohn's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Sohn's National Provider Identifier (NPI) number is 1467781583.
What common questions do patients ask about Dr. Sohn?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Sohn
What is Dr. William Sohn's specialty?
Dr. Sohn is an Urologist near Fontana, CA.
What does an Urologist do?
A urologist is a healthcare professional with specialization in managing both benign and malignant medical and surgical disorders of the genitourinary system and adrenal glands. They possess extensive knowledge and skills in endoscopic, percutaneous, and open surgical techniques for addressing congenital and acquired conditions of the urinary and reproductive systems, as well as their associated structures.
Is Dr. William Sohn affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Sohn is affiliated with Kaiser Permanente Fontana Medical Center, Casa Colina Hospital And Centers For Healthcare, Kaiser Permanente Riverside Medical Center which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see an Urologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see an Urologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Dr. William Sohn accepting new patients in Fontana, CA?
Yes, Dr. William Sohn is accepting new patients at this time.
Does Dr. William Sohn offer online booking?
Please contact Dr. Sohn's office at (909) 724-5000 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Dr. William Sohn?
Please contact Dr. Sohn's office at (909) 724-5000 to schedule an appointment.
Where is Dr. Sohn's office located?
Dr. Sohn's offices are located in Fontana, CA and Ontario, CA.
Other Urologist Near Fontana, CA
AF
Urologist
Dr. Arsenio Figueroa, MD is an Urologist, who primarily practices in Fontana, CA with 1 additional practice location. He has been practicing for over 27 years and is board certified.
Fontana, CA
KM
Urologist
Dr. Kent Miyamoto, MD is an Urologist, who primarily practices in Fontana, CA with 1 additional practice location. He has been practicing for over 31 years and is board certified.
Fontana, CA

Urologist
Dr. Michael Lawrence, MD is an Urologist, who primarily practices in Fontana, CA. He has been practicing for over 25 years.
Fontana, CA