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Dr. Catherine Alonzo, MD
Urology
Urology
- Name
- Dr. Catherine Alonzo, MD
- Specialty
- Urology
- Location
- Greenwich, CT
- Rating
- 3.9 / 5 (7 Google reviews)
Data source: NPPES NPI Registry · Google synced 5/9/2026
About Dr. Alonzo
Dr. Catherine Alonzo, M.D. is a board-certified urologist practicing in Greenwich, CT. She brings comprehensive urological care to patients across Fairfield County and the surrounding region. Her clinical work spans a broad range of urological conditions affecting both men and women. Dr. Alonzo combines evidence-based treatment with clear communication, helping patients understand their options at every step.
Patients see Dr. Catherine Alonzo for a range of urological concerns. Common conditions include Kidney Stones, Benign Prostatic Hyperplasia (BPH), Urinary Tract Infections, Overactive Bladder, Urinary Incontinence, Hematuria (Blood in Urine), Bladder Cancer, Prostate Cancer, Kidney Cancer, Urinary Retention, Recurrent UTIs, and Pelvic Floor Dysfunction. Many arrive after an initial workup from their primary care doctor, though self-referrals are also welcome.
Services at this practice include Cystoscopy, Ureteroscopy, Shock Wave Lithotripsy, TURP (Transurethral Resection of the Prostate), Bladder Biopsy, Ureteral Stent Placement, Vasectomy, Prostate Biopsy, Robotic-Assisted Surgery, and Urodynamic Testing. Dr. Catherine Alonzo reviews all available options with patients before any procedure is scheduled. The aim is to ensure each person understands their diagnosis and the reasoning behind recommended treatment.
Urology Services in Greenwich, CT
For patients in Greenwich, CT seeking urological care, a consultation with Dr. Catherine Alonzo is the starting point. The practice serves patients from across the Greenwich area. Office contact details are listed on this page.
Specialty Overview
Dr. Alonzo provides full-spectrum urological care for adults, addressing conditions of the kidneys, bladder, prostate, and urinary tract. Her practice covers both medical and surgical management of common and complex urological disorders.
Conditions Treated
- ✓ Kidney Stones
- ✓ Benign Prostatic Hyperplasia (BPH)
- ✓ Urinary Tract Infections
- ✓ Overactive Bladder
- ✓ Urinary Incontinence
- ✓ Hematuria (Blood in Urine)
- ✓ Bladder Cancer
- ✓ Prostate Cancer
- ✓ Kidney Cancer
- ✓ Urinary Retention
- ✓ Recurrent UTIs
- ✓ Pelvic Floor Dysfunction
Procedures
- ✓ Cystoscopy
- ✓ Ureteroscopy
- ✓ Shock Wave Lithotripsy
- ✓ TURP (Transurethral Resection of the Prostate)
- ✓ Bladder Biopsy
- ✓ Ureteral Stent Placement
- ✓ Vasectomy
- ✓ Prostate Biopsy
- ✓ Robotic-Assisted Surgery
- ✓ Urodynamic Testing
Frequently Asked Questions
What urological conditions does Dr. Alonzo treat?
Dr. Alonzo treats a wide range of conditions including kidney stones, urinary tract infections, bladder dysfunction, benign prostatic hyperplasia, and urinary incontinence. Patients with concerns about blood in the urine or recurrent infections are also encouraged to schedule an evaluation.
Does Dr. Alonzo treat female urological conditions?
Yes. Dr. Alonzo has experience treating urological conditions specific to women, including overactive bladder, urinary incontinence, and recurrent urinary tract infections. Women experiencing pelvic floor issues related to urinary function may also benefit from a consultation.
Where is Dr. Alonzo located and does she accept new patients?
Dr. Alonzo practices in Greenwich, CT, serving patients from Fairfield County and nearby areas. Contact her office directly to confirm current availability and new patient appointments.
What should I expect at my first urology appointment with Dr. Alonzo?
Your first visit will typically include a review of your medical history, a discussion of your symptoms, and any relevant physical examination or diagnostic testing. Dr. Alonzo will walk you through her findings and outline a treatment plan before any next steps are taken.
Does Dr. Alonzo perform minimally invasive urological procedures?
Yes. Many urological procedures today are performed with minimally invasive techniques, which can mean shorter recovery times and less discomfort. Dr. Alonzo will discuss which approach is most appropriate based on your specific condition and overall health.
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