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  • Hospital Medicine, Internal Medicine, Other Specialty
  • 38 years of experience
  • Shannon Medical Center 120 E Harris Ave, San Angelo, TX 76903

Brief Intro

Dr. Preston graduated from the University of Texas Southwestern Medical Center Medical School in 1987. He works in San Angelo, TX and 1 other location and specializes in Internal Medicine, Hospital Medicine and Other Specialty. Dr. Preston is affiliated with Shannon Medical Center.

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Education Background

RESIDENCY

Baylor Medical Center

MEDICAL SCHOOL

University Of Texas Southwestern Medical Center Medical School - 1987

Languages Spoken

  • German
  • Spanish
  • English
  • Tagalog
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Location & Hours

  • Shannon Medical Center
  • 120 E Harris Ave, San Angelo, TX 76903
  • Mon:00:00 am - 12:00 pm
    Tue:00:00 am - 12:00 pm
    Wed:00:00 am - 12:00 pm
    Thu:00:00 am - 12:00 pm
    Fri:00:00 am - 12:00 pm
    Sat:00:00 am - 12:00 pm
    Sun:00:00 am - 12:00 pm

Specialties Treated

  • Internal Medicine
  • Hospital Medicine
  • Other Specialty

Conditions Addressed

  • Alcohol Dependence
  • Anxiety Phobic Disorders
  • Mitral Valvular Disease
  • Meningitis
  • Acute Myocardial Infarction (AMI)
  • Phlebitis and Thrombophlebitis
  • Sickle-Cell Disease
  • Hemorrhagic stroke
  • Benign Prostatic Hypertrophy (BPH)
  • Osteomyelitis
  • Alzheimer's Disease
  • Pulmonary Embolism
  • Herpes Zoster
  • Inflammatory Bowel Disease (IBD)
  • Cholelethiasis or Cholecystitis
  • Cardiac Arrhythmia
  • Urinary Tract Infection (UTI)
  • Dementia
  • Prostate Cancer
  • Non-Hodgkin's Lymphoma
  • Chronic Pancreatitis
  • Calculus of the Urinary System
  • Depressive Disorders
  • Chronic Renal Disease
  • Acute Pancreatitis
  • Diverticulitis
  • Benign Polyps of the Colon
  • Dehydration
  • Obesity
  • Arterial Thromboembolic Disease
  • Multiple Myeloma
  • Myasthenia Gravis (MG)
  • Acute Pharyngitis
  • Atherosclerosis
  • Parkinson's Disease
  • Pancreatic Cancer
  • Transient Cerebral Ischemia
  • Ventral Hernia
  • Poisoning by Drugs, Meds, or Biological Substances
  • Atrial Fibrillation and Atrial Flutter
  • Venous Embolism and Thrombosis
  • Laryngeal Cancer
  • Abdominal Hernia
  • Pelvic Inflammatory Disease (PID)
  • Infectious Liver Disease
  • Disorders of Lipoid Metabolism
  • Intracranial Injury
  • Herpes Simplex
  • Gastrointestinal Hemorrhage
  • Hypertension (HTN)
  • Acute Bronchitis
  • Emphysema
  • Osteoporosis
  • Multiple Sclerosis (MS)
  • Chronic Bronchitis
  • Bacterial Pneumonia
  • Viral Pneumonia
  • Septicemia
  • Cirrhosis
  • Anemia
  • Pneumonia
  • Heart Failure
  • Ischemic Heart Disease
  • Acute Renal Failure
  • Ischemic Stroke
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Insurance Accepted

* Insurance information may change frequently. Please verify directly with the provider (doctor/clinic).

  • UnitedHealthcare
  • Tricare
  • Health Net
  • Medicare
  • CHAMPVA
  • Humana
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  • Cancer 66
  • Cardiology, Heart & Vascular Surgery 67
  • Orthopedics 124
  • Neurology & Neurosurgery 104
  • Gastroenterology & GI Surgery 119
  • Pulmonology & Lung Surgery 125
  • Diabetes & Endocrinology 53
  • Children's Hospital 23
  • Urology 117
  • Psychiatry 96
  • Geriatrics 115
  • Rehabilitation 139
  • Obsterics & Gynecology 13
  • Ophthalmology 2
  • Ear, Nose & Throat 10
  • Rheumatology 2
  • Long Term Care 50
  • Maternity Care (Uncomplicated Pregnancy) 60