Primary Care Clinic in Sherman TX | Highland Primary Care
Your Wellness Journey
Starts Here
Meet Our Doctors
Board-certified physicians dedicated to your health and well-being
Dr. Shahram N. Sani, MD
Board-Certified Internal Medicine Physician & Medical Director
Internal Medicine
Primary Care
Men's Health
Chronic Disease Mgmt
Dr. Sani is a board-certified Internal Medicine physician with over 25 years of clinical experience, serving as Medical Director at Highland Primary Care. He earned his medical degree from Tehran University of Medical Sciences and completed his residency at Abington Memorial Hospital. With deep expertise in preventive care, chronic disease management, and men's health, Dr. Sani takes a thorough and personalized approach — partnering with each patient for long-term wellness.
Learn More About Dr. Sani
Diane R. Keahey, DNP, FNP-BC
Doctor of Nursing Practice & Family Nurse Practitioner
Family Medicine
Primary Care
Women's Health
Geriatric Care
Diane Keahey is a board-certified Family Nurse Practitioner with 24 years of clinical experience and a Doctorate from the University of Tennessee. She provides holistic, patient-centered primary care for all ages — with a focus on diabetes, hypertension, anxiety, and women's and geriatric health. Known for taking time with patients and tailoring care to individual needs, she brings both depth of knowledge and genuine compassion to every visit.
Learn More About Diane Keahey
Dr. Amit Warke, MD
Board-Certified Family Medicine Physician
Family Medicine
Primary Care
Preventive Medicine
Chronic Disease Mgmt
Dr. Warke is a board-certified Family Medicine physician with over 15 years of experience caring for patients of all ages. He earned his medical degree from Maharashtra Institute of Medical Education and Research in Pune, India and completed his residency at LSU Health. Dr. Warke brings a thorough and compassionate approach to managing both acute and chronic conditions — ensuring every patient receives the attention and treatment they deserve.
Learn More About Dr. WarkeWhat Our Patients Say
Real experiences from Highland Primary Care patients in Sherman, TX
★★★★★
"Dr. Sani is incredibly thorough and takes the time to actually listen. I've never felt rushed. He explains everything clearly and genuinely cares about my health."
— Sarah M., Sherman TX
★★★★★
"Finally found a primary care doctor who manages all my conditions in one place. The office is welcoming, staff is friendly, and appointments are easy to book."
— James R., Denison TX
★★★★★
"Dr. Sani helped me lose 35 pounds through his medical weight loss program. He's knowledgeable, caring, and my whole family now sees him for primary care."
— Maria T., Sherman TX
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