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166 providers
Availability last updated 10/16/2026
Kashif Janjua, MD
Internist
1451 West Business 380
Bld 3a
Decatur, TX 76234
Penelope Jackson, MD specializes in internal and pediatric medicine at Lake Granbury Internal Medicine & Pediatrics in Granbury, Texas. Dr. Jackson focuses on treating the whole person, rather than just the symptoms and provides comprehensive diagnostics and treatment of acute and chronic conditions, like allergies and heart disease. She is accredited by both the American Board of Internal Medicine and the American Board of Pediatrics and affiliates with Lake Granbury Medical Center.
In addition to traditional medical services, Dr. Jackson is also highly skilled and knowledgeable about overall wellness and weight loss. She also treats hormone imbalances, using hormone replacement therapy. Dr. Jackson also provides cosmetic services, including Botox®, to treat wrinkles and frown lines.
As a graduate of Kent State University, Dr. Jackson pursued her medical degree at Northeastern Ohio University College of Medicine in Rootstown, Ohio. She completed both her internship and residency at Summa Health Systems – Akron City Hospital in Akron, Ohio.
Dr. Penelope Jackson, MD
Internist
2005 Rockview Drive
Granbury, TX 76049
