Gregory C. McMahon, D.O.
Education and Background
Dr. McMahon received his undergraduate degree from Springfield College, and his medical degree from the National Institutes of Health. He completed a urologic oncology fellowship at Yale University after completing his residency training at Rowan University/Jefferson Health where he served as the chief resident in his final year.
Dr. McMahon specializes in treating cancers of the genitourinary tract and is skilled in both robotic and open surgery as well as ablative technologies for prostate cancer. His practice focuses on treating complex malignancies such as prostate, kidney, bladder, adrenal, testis, and penile cancer. He is also well versed in treating benign conditions such as ureteral strictures and benign prostatic hyperplasia (BPH). He takes pride in providing every patient and their families with exceptional care and support.
In his free time Dr. McMahon enjoys spending time with his family in the community he serves.
Specialties
- Adrenal cancer
- Benign Prostatic Hyperplasia (BPH)
- Bladder cancer
- Kidney cancer
- Prostate cancer, retzius sparing prostatectomy
- Robotic surgery
- Ureteral strictures
Certifications, Memberships, Accomplishments
Throughout his career Dr. McMahon has published and presented at numerous academic conferences nationwide.
Gregory C. McMahon, D.O.

Education and Background
Dr. McMahon received his undergraduate degree from Springfield College, and his medical degree from the National Institutes of Health. He completed a urologic oncology fellowship at Yale University after completing his residency training at Rowan University/Jefferson Health where he served as the chief resident in his final year.
Dr. McMahon specializes in treating cancers of the genitourinary tract and is skilled in both robotic and open surgery as well as ablative technologies for prostate cancer. His practice focuses on treating complex malignancies such as prostate, kidney, bladder, adrenal, testis, and penile cancer. He is also well versed in treating benign conditions such as ureteral strictures and benign prostatic hyperplasia (BPH). He takes pride in providing every patient and their families with exceptional care and support.
In his free time Dr. McMahon enjoys spending time with his family in the community he serves.
Specialties
- Adrenal cancer
- Benign Prostatic Hyperplasia (BPH)
- Bladder cancer
- Kidney cancer
- Prostate cancer, retzius sparing prostatectomy
- Robotic surgery
- Ureteral strictures
Certifications, Memberships, Accomplishments
Throughout his career Dr. McMahon has published and presented at numerous academic conferences nationwide.

Gregory C. McMahon, D.O.
Education and Background
Dr. McMahon received his undergraduate degree from Springfield College, and his medical degree from the National Institutes of Health. He completed a urologic oncology fellowship at Yale University after completing his residency training at Rowan University/Jefferson Health where he served as the chief resident in his final year.
Dr. McMahon specializes in treating cancers of the genitourinary tract and is skilled in both robotic and open surgery as well as ablative technologies for prostate cancer. His practice focuses on treating complex malignancies such as prostate, kidney, bladder, adrenal, testis, and penile cancer. He is also well versed in treating benign conditions such as ureteral strictures and benign prostatic hyperplasia (BPH). He takes pride in providing every patient and their families with exceptional care and support.
In his free time Dr. McMahon enjoys spending time with his family in the community he serves.
Specialties
- Adrenal cancer
- Benign Prostatic Hyperplasia (BPH)
- Bladder cancer
- Kidney cancer
- Prostate cancer, retzius sparing prostatectomy
- Robotic surgery
- Ureteral strictures
Certifications, Memberships, Accomplishments
Throughout his career Dr. McMahon has published and presented at numerous academic conferences nationwide.
Locations
Wynnewood - Urology Care
100 Lancaster Ave, Medical Office Building-East, Suite 361, Wynnewood, PA 19096Phone
610-649-6420Fax
610-649-4689
Facility Hours
Monday: 8:30am – 4:00pm
Tuesday: 8:30am – 4:00pm
Wednesday: 8:30am – 4:00pm
Thursday: 8:30am – 4:00pm
Friday: 8:30am – 4:00pm
Broomall - Ambulatory Surgery
1974 Sproul Road, Suite 104, Broomall, PA 19008Phone
610-600-9935Fax
610-353-3684
Facility Hours
Monday: 9:00am – 5:00pm
Tuesday: 9:00am – 5:00pm
Wednesday: 9:00am – 5:00pm
Thursday: 9:00am – 5:00pm
Friday: 9:00am – 5:00pm
Call For
Appointment