Thank you for choosing Plano Supreme Primary Care. Dr. Yinghui (Carol) Liu, M.D. is specialized in diagnosing and managing a wide-spectrum of adult medical conditions. Board certified in Internal Medicine, Dr. Liu is equipped to solve puzzling diagnostic problems of both common illness and rare diseases and can handle multiple complicated chronic illnesses at the same time. We also provide well care exams and early disease screening.

Disease Management


Acute illness

  • Colds/Flu/Sinus Infections
  • Back pain
  • Sore throat/Ear/Eye infection
  • Headaches
  • Abdominal pain
  • Gastroenteritis
  • Muscle strains and injuries
  • Rashes
  • Urinary tract infections
  • Asthma/bronchitis
  • Minor injuries

Chronic illness

Some examples of the chronic problems we manage for our patients on a day-to-day basis include but not limited to:

  • Hypertension
  • Diabetes
  • High cholesterol/Triglyceride
  • Coronary artery disease
  • Heart Failure
  • Allergies
  • Asthma
  • Emphysema and chronic bronchitis
  • Heartburn/Gastroesophageal reflux disease
  • Irritable Bowel Syndrome
  • Arthritis
  • Gout
  • Chronic kidney diseases
  • Chronic back pain
  • Chronic headaches
  • Alzheimer's disease
  • Insomnia and Sleep Disorders
  • Depression and anxiety disorders
  • Obesity
  • Skin conditions like acne and eczema
  • Menopause
  • Osteoporosis
  • Prostate disorders
  • Thyroid disorders
  • Urinary incontinence
  • Many others

Preventive Services

We are stronger believers of disease prevention and health promotion. Many of the most serious healthproblems can be prevented or postponed by immunizations and healthier lifestyles, or detected early with screenings and then treated effectively. We offer and incorporate the following preventive services and counseling during our patients visits.

  • Immunizations
  • Well women exams including pap smears
  • Adult physical exams and well check-up's
  • Adult camp, sports and school physicals
  • Cholesterol screening
  • Screening for diabetes
  • Screening for cardiovascular diseases
  • Screening for kidney diseases
  • Colon cancer screening
  • Birth control
  • Prostate cancer screening
  • Skin cancer screening
  • Confidential testing for STD
  • Men's health
  • Weight management and nutrition counseling

Diagnostic Testing Services

With onsite X-ray, labs, EKG and spirometry, we provide most commonly used diagnostic testing in the clinic for your convenience. We provide a wide range of diagnostic testing, serving many needs:

  • Full Lab Services for your convenience
  • Urinalysis
  • 12-lead Electrocardiogram
  • Pulmonary Function testing
  • Vision Screening
  • Pulse Oximetry
  • Onsite early detection of diabetes
  • Onsite early detection of kidney diseases
  • Onsite test for H. Pylori infection
  • Depression and mood disorder screening
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