Get to know the provider: Catherine Gu, MD
March 2, 2026Categories: Get to Know the Provider
Tags: Urology
Catherine Gu, MD, is a urology specialist with Trinity Health Mid-Atlantic at Comprehensive Urology Langhorne, where she brings advanced expertise and a deeply patient-centered philosophy to the field of men’s health. Dr. Gu specializes in male sexual and reproductive health and is committed to providing comprehensive, dignified care that honors each patient’s unique needs.
For Dr. Gu, the decision to pursue urology was shaped by both science and service. She was drawn to the specialty because of the meaningful, often life-changing improvements she can help patients achieve.
“I find great fulfillment in being able to enhance a patient’s quality of life,” she explains. “Urology is a field where technology continues to advance in exciting ways, allowing us to care for patients with increasing precision and compassion.”
Many patients are reassured by how easily they can discuss concerns that often feel sensitive or difficult to bring up. She takes pride in creating a welcoming, judgment-free space where patients feel supported the moment they walk in.
“Patients often tell me they didn’t expect these conversations to feel so comfortable,” she says. “My goal is to make it easy to talk openly.” Through her approachable style and commitment to personalized care, Dr. Gu strives to support each patient in restoring their health, confidence and overall well-being.
Fun facts about Catherine Gu, MD
- Favorite book: “It’s hard to choose just one,” Dr. Gu says. “A few of my favorites are The Bright Hour by Nina Riggs, The Library at Mount Char by Scott Hawkins and World War Z by Max Brooks (just don’t ask her about the movie adaptation).”
- Most memorable moment: Biking up Mt. Rainier
- How she spends her free time: She enjoys checking out new restaurants, cycling and playing with her dog.
Schedule an Appointment
To learn more about Catherine Gu, MD, and urology at St. Mary Medical Center, visit:
“The foundation of men’s health starts with three essentials: eat, move and sleep,” Dr. Gu explains. “A balanced diet, 100-150 minutes of weekly exercise and consistent quality sleep support overall wellness, including energy, vitality and hormone health.”