Our Providers

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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John G. Giannakis, M.D.

ABOUT ME

Dr. Giannakis earned his medical degree from Oregon Health Sciences University Medical School in Portland Oregon. He received his surgery and urology training at the University of Texas Health Science Center at Houston. During his urological residency he served as Chief Resident in Urology. He has been practicing in the field of urology since 1991.


Dr. Giannakis is board certified by the American Board of Urology.

In Practice Since: 1992

SPECIALIZATIONS

Laser Surgery
Extracorporeal Shockwave Lithotripsy
Microvascular Surgery
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Paul R. Kenworthy, M.D.

ABOUT ME

Dr. Kenworthy graduated summa cum laude in biology from Wittenberg University, in Springfield, Ohio. He earned his M.D. from Ohio State University College of Medicine. He completed residencies in surgery and urology at the University of Texas Health Science Center at Houston.

Dr. Kenworthy's research has been published in 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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OFFICE LOCATIONS

The Woodlands, Texas

Phone: 281.404.3000

Fax: 936.273.6911


Huntsville, Texas

Phone: 936.435.9200

Fax: 936.435.9262


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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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OFFICE LOCATIONS

Kingwood, Texas

Phone: 281.359.1911

Fax: 281.359.1331


The Woodlands, Texas

Phone: 281.404.3000

Fax: 936.273.6911


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Robert C. Chan, M.D.

ABOUT ME

Dr. Robert Chan joined Northwoods Urology in July of 2014. He earned his medical degree from Vanderbilt University in Nashville, TN. He completed his residency in general surgery and in urology at the Baylor College of Medicine in Houston. He completed his fellowship in male and female continence, pelvic reconstructive, surgery, and neurourology with Methodist Houston in 2014.

Dr. Chan is the first fellowship trained urologist in the Woodlands specific to voiding dysfunction, and is the Medical Director of the Center for Voiding Dysfunction at Northwoods Urology.

In Practice Since: 2013

SPECIALIZATIONS

Surgical and Non-Surgical Treatment of Bladder related Conditions
General Urology
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OFFICE LOCATIONS

The Woodlands, Texas

Phone: 281.404.3000

Fax: 936.273.6911


Kingwood, Texas

Phone: 281.359.1911

Fax: 281.359.1331


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Zeeshan A. Danawala, M.D.

ABOUT ME

Dr. Zeeshan Danawala joined Northwoods Urology in March of 2016. He graduated valedictorian of his undergraduate class at Austin College in Sherman, Texas where he received a B.A. in Biology and History. He attended the University of Texas Medical Branch in Galveston for medical school from 2006 to 2010, graduating with highest honors. He completed his surgical internship and residency in urology at Yale University in New Haven, Connecticut where he served as chief resident of urology from January 2015 to January 2016.

Dr. Danawala’s research in the area of endourology/stone disease has been published in both the Journal of Urology and Urology (Gold Journal).

SPECIALIZATIONS

Treatment of Kidney, Bladder, Prostate, and Testicular Cancer
Miminimally Invasive/Laparoscopic/Robotic Surgery
General Urology
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OFFICE LOCATIONS

The Woodlands, Texas

Phone: 281.404.3000

Fax: 936.273.6911


Huntsville, Texas

Phone: 936.435.9200

Fax: 936.435.9262


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