Ronald G. Henry, M.D.
ABOUT ME
Dr. Henry has been practicing in the field of urology since 1980. He earned his medical degree from Baylor College of Medicine in Houston, Texas and completed his surgical residency at the University of Hawaii in Honolulu and his urology residency at the University of Texas Health Science Center in Houston.
Dr. Henry is board certified by the American Board of Urology.
In Practice Since: 1980
SPECIALIZATIONS
- Bladder Pain (Interstitial Cystitis)
- BPH Treatment
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OFFICE LOCATION
135 Vision Park Boulevard Shenandoah, Texas 77384
Phone: 281.404.3000
Fax: 936.273.6911
John G. Giannakis, M.D.
The Northwoods Urology community mourns the passing of Dr. John Giannakis, a revered urologist whose dedication to his patients and the field of urology left an indelible mark. Dr. Giannakis passed away peacefully after a courageous battle with cancer.
Dr. John Giannakis: A Legacy of Healing and Compassion
Paul R. Kenworthy, M.D.
ABOUT ME
Dr. Kenworthy earned his M.D. from The Ohio State University College of Medicine. He completed an internship in General Surgery and residency in Urology at the University of Texas Health Science Center at Houston and MD Anderson Cancer Center. During residency, his clinical research was published in journals Urology and The Journal of Urology, as well as in several scientific proceedings and presentations.
Dr. Kenworthy is board certified by the American Board of Urology.
In Practice Since: 1996
SPECIALIZATIONS
- Erectiale Dysfunction Treatment
- General Urology
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Michael F. Graham, M.D.
ABOUT ME
Dr. Michael Graham joined Northwoods Urology in July of 2001. He earned his medical degree from Baylor College of Medicine in Houston, Texas. He completed his residency in general surgery at the University of Texas Health Sciences Center in Houston. He completed his residency in general urology at Hermann Hospital and was an acting fellow M.D. at the Anderson Cancer Center from 1995 to 1996.
Dr. Graham has been a clinical instructor in surgery/urology at the University of Texas Health Science Center at Houston since 1997.
Dr. Graham is board certified by the American Board of Urology.
In Practice Since: 1996
SPECIALIZATIONS
- Kidney Stones Treatment (Lithotripsy)
- Laparoscopic Surgery
- General Urology
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Paul J. Rizk, M.D.
ABOUT ME
Dr. Rizk joined Northwoods Urology in August 2023. Originally from Houston, he attended Yale University for his undergraduate studies, where he majored in Biology. He earned his medical degree from Baylor College of Medicine in Houston. He completed his General Surgery internship and Urology residency at the University of Miami / Jackson Health System in Florida.
Dr. Rizk’s professional interests include men’s health, men’s and women’s voiding dysfunction and incontinence, urinary stone disease, as well as laser and robotic surgery.
Dr. Rizk is fluent in four languages: English, French, Spanish and Arabic.
Peggy P. Francis, DNP, RN, FN
ABOUT ME
Peggy P. Francis, DNP, RN, FNP is certified as a Family Nurse Practitioner by the American Academy of Nurse Practitioners and American Nurse’s Credentialing Center. Dr. Francis holds additional certification inGynecologic and Reproductive Health Care andas a Menopause Clinician from the National Certification Corporation;she is certified as a Urologic Nurse Practitioner by the credentialing board of SUNA. For twenty-five years, Dr. Francis has been caring for patient’s urologic and pelvic health issues.She has beenemployed by Northwoods Urology of Texas in The Woodlandssince 2018.
Francis is a member of multiple professional organizations: North Harris Montgomery Advanced Practice Nurse Society, Texas & American Nurse Associations, Texas Nurse Practitioners, American Association of Nurse Practitioners, International Society for the Study of Women’s Sexual Health, American Urologic Association, Society of Urologic Nurses and Associates, North American Menopause Society, and Sigma Theta Tau International
Francis earned her BSN degree at the University of Texas at Arlington in 1980. She earned her MSN and completed the Family Nurse Practitioner program at the University of Texas Health Science Center at San Antonio in 1997. She completed the Doctor of Nursing Practice degree from Case Western Reserve University in May 2008.
Northwoods Urology Team
