At Harmony Primary Care, we believe healthcare should be accessible, personal, and centered on your unique needs. Our mission is to keep you and your family healthy through preventive care, early diagnosis, and individualized treatment plans.
We are committed to building long-term relationships with our patients, ensuring you always feel supported, understood, and confident in your care. Whether you need routine checkups, chronic disease management, or help with urgent concerns, we are here for you.
Haiqin Deng, FNP-C, MSN, is a Family Nurse Practitioner with Harmony Primary Care in Rockville, Maryland.
Haiqin completed her undergraduate nursing education at Zhejiang University in China and the Adventist University of the Philippines. After graduating, she worked in the emergency departments at Sir Run Run Shaw Hospital of Zhejiang University and Tongde Hospital of Zhejiang Province. After relocating to the United States, she joined Inova Alexandria Hospital, where she worked in the Labor and Delivery department as an RN for more than five years while earning her Master of Science in Nursing from Chamberlain University.
Haiqin has been practicing at Zaid Khalil Family Medicine in Vienna, Virginia since July 2020 and at Vista Medical Center Annandale (formerly Annandale Pediatric) since May 2025, providing patient-centered primary care in an outpatient setting. She is fluent in both English and Mandarin.
Haiqin is married and lives with her husband and two children. In her free time, she enjoys cooking, traveling, cruising, rock climbing, hiking, and swimming.
Every patient is unique. We tailor treatment plans to fit your specific needs and lifestyle.
From same-day appointments to preventive counseling, we make healthcare simple and convenient.
Our experienced team delivers care you can rely on, backed by years of clinical excellence.
9711 Medical Center Drive, Suite 300, Rockville, MD 20850
"I’ve been managing diabetes for years, but with Harmony’s support, I finally feel in control of my health. Highly recommend their team."
"The doctors at Harmony Primary Care truly care about their patients. They listened to me and helped me feel comfortable every step of the way."
"My son needed a school physical, and Harmony made the process so easy and stress-free. Excellent service and friendly staff."
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