Mark H Johnston, Age 76Belleville, WI

Gastroenterology

Lancaster Gastroenterology Inc
2112 Harrisburg Pike STE 202, Lancaster, PA 17601
(717) 544-3500 (phone) (717) 544-3501 (fax)

Medical School
Hahnemann University School of Medicine
Graduated: 1985

Esophageal Dilatation, Upper Gastrointestinal Endoscopy, Colonoscopy, Endoscopic Retrograde Cholangiopancreatography (ERCP), Hemorrhoid Procedures, Sigmoidoscopy

Benign Polyps of the Colon, Abdominal Hernia, Abnormal Vaginal Bleeding, Acute Myocardial Infarction (AMI), Acute Pancreatitis, Acute Pharyngitis, Acute Renal Failure, Alcohol Dependence, Anal Fissure, Anal or Rectal Abscess, Anemia, Anxiety Dissociative and Somatoform Disorders, Anxiety Phobic Disorders, Atrial Fibrillation and Atrial Flutter, Attention Deficit Disorder (ADD), Bell's Palsy, Benign Thyroid Diseases, Bipolar Disorder, Bronchial Asthma, Calculus of the Urinary System, Candidiasis, Cardiac Arrhythmia, Cardiomyopathy, Celiac Disease, Cholelethiasis or Cholecystitis, Chronic Fatigue Syndrome, Chronic Pancreatitis, Chronic Renal Disease, Cirrhosis, Constipation, Dementia, Dermatitis, Diabetes Mellitus (DM), Disorders of Lipoid Metabolism, Diverticulitis, Diverticulosis, Eating Disorders, Emphysema, Endometriosis, Epilepsy, Esophagitis, Fractures, Dislocations, Derangement, and Sprains, Gastric Cancer, Gastritis and Duodenitis, Gastroesophageal Reflux Disease (GERD), Gastrointestinal Hemorrhage, Glaucoma, Gout, Heart Failure, Hemophilia A or B, Hemorrhoids, Herpes Simplex, HIV Infection, Hypertension (HTN), Hypothyroidism, Infectious Liver Disease, Inflammatory Bowel Disease (IBD), Intervertebral Disc Degeneration, Intestinal Obstruction, Intussusception, Iron Deficiency Anemia, Irritable Bowel Syndrome (IBS), Ischemic Bowel Disease, Ischemic Heart Disease, Ischemic Stroke, Liver Cancer, Malignant Neoplasm of Colon, Malignant Neoplasm of Esophagus, Malignant Neoplasm of Female Breast, Metabolic Syndrome, Myasthenia Gravis (MG), Obstructive Sleep Apnea, Osteoporosis, Overweight and Obesity, Pancreatic Cancer, Parkinson's Disease, Peptic Ulcer Disease, Peripheral Nerve Disorders, Plantar Warts, Pneumonia, Polycystic Ovarian Syndrome (PCOS), Psoriasis, Pulmonary Embolism, Rectal, Abdomen, Small Intestines, or Colon Cancer, Restless Leg Syndrome, Rheumatoid Arthritis, Schizophrenia, Skin and Subcutaneous Infections, Substance Abuse and/or Dependency, Urinary Incontinence, Varicose Veins, Venous Embolism and Thrombosis, Ventral Hernia, Vitamin B12 Deficiency Anemia, Vitamin D Deficiency

Chinese, English, Spanish, Vietnamese

Dr. Johnston graduated from the Hahnemann University School of Medicine in 1985. He works in Lancaster, PA and specializes in Gastroenterology. Dr. Johnston is affiliated with Lancaster General Hospital and Lancaster Regional Medical Center.

Internal Medicine, Public Health & General Preventive Medicine

Medical Partners Of Dallas
7515 Greenville Ave STE 600, Dallas, TX 75231
(214) 361-5432 (phone) (214) 363-8710 (fax)

Medical School
University of Texas Southwestern Medical Center at Dallas
Graduated: 1984

Cardiac Stress Test, Continuous EKG, Electrocardiogram (EKG or ECG), Hearing Evaluation, Pulmonary Function Tests, Vaccine Administration

Acute Sinusitis, Acute Upper Respiratory Tract Infections, Disorders of Lipoid Metabolism, Abnormal Vaginal Bleeding, Acne, Acute Bronchitis, Acute Conjunctivitis, Acute Pharyngitis, Alopecia Areata, Anxiety Phobic Disorders, Atrial Fibrillation and Atrial Flutter, Benign Prostatic Hypertrophy, Bronchial Asthma, Cardiac Arrhythmia, Cataract, Contact Dermatitis, Dermatitis, Diabetes Mellitus (DM), Diverticulitis, Diverticulosis, Epilepsy, Erectile Dysfunction (ED), Esophagitis, Femoral Hernia, Fractures, Dislocations, Derangement, and Sprains, Gastroesophageal Reflux Disease (GERD), Gastrointestinal Hemorrhage, Gout, Hemorrhagic stroke, Hemorrhoids, Herpes Genitalis, Herpes Simplex, Herpes Zoster, HIV Infection, Hypertension (HTN), Hypothyroidism, Infectious Mononucleosis, Inflammatory Bowel Disease (IBD), Intervertebral Disc Degeneration, Iron Deficiency Anemia, Ischemic Heart Disease, Ischemic Stroke, Labyrinthitis, Malignant Neoplasm of Female Breast, Menopausal and Postmenopausal Disorders, Migraine Headache, Non-Toxic Goiter, Osteoporosis, Otitis Media, Peripheral Nerve Disorders, Pneumonia, Psoriasis, Rheumatoid Arthritis, Sciatica, Skin and Subcutaneous Infections, Tension Headache, Urinary Tract Infection (UT), Varicose Veins, Vitamin D Deficiency

English, Spanish, Vietnamese

Dr. Johnston graduated from the University of Texas Southwestern Medical Center at Dallas in 1984. He works in Dallas, TX and specializes in Internal Medicine and Public Health & General Preventive Medicine. Dr. Johnston is affiliated with Texas Health Presbyterian Hospital Dallas.

Ophthalmology

Nebraska Laser Eye Associates
4909 S 118 St, Omaha, NE 68137
(402) 397-2010 (phone) (402) 397-8439 (fax)

Medical School
Dalhousie Univ, Fac of Med, Halifax, Ns, Canada
Graduated: 1980

Lens and Cataract Procedures, Ophthalmological Exam

Cataract

English, Spanish

Dr. Johnston graduated from the Dalhousie Univ, Fac of Med, Halifax, Ns, Canada in 1980. He works in Omaha, NE and specializes in Ophthalmology.

Internal Medicine

Essen Medical Associates
2015 Grand Concourse, Bronx, NY 10453
(718) 299-7295 (phone) (718) 299-6797 (fax)

Medical School
Northwestern University Feinberg School of Medicine
Graduated: 1980

Alcohol Dependence, Alzheimer's Disease, Diabetes Mellitus (DM), Epilepsy, Osteomyelitis, Schizophrenia, Skin and Subcutaneous Infections, Acne, Acute Pancreatitis, Acute Upper Respiratory Tract Infections, Anal or Rectal Abscess, Anemia, Atrial Fibrillation and Atrial Flutter, Bipolar Disorder, Bronchial Asthma, Candidiasis, Cardiac Arrhythmia, Cataract, Cholelethiasis or Cholecystitis, Chronic Bronchitis, Chronic Pancreatitis, Chronic Renal Disease, Cirrhosis, Constipation, Contact Dermatitis, Dementia, Dermatitis, Disorders of Lipoid Metabolism, Diverticulitis, Fractures, Dislocations, Derangement, and Sprains, Gastroesophageal Reflux Disease (GERD), Glaucoma, Heart Failure, Hemorrhagic stroke, HIV Infection, Hypertension (HTN), Hypothyroidism, Infectious Liver Disease, Inflammatory Bowel Disease (IBD), Inguinal Hernia, Iron Deficiency Anemia, Meningitis, Migraine Headache, Multiple Sclerosis (MS), Non-Toxic Goiter, Osteoarthritis, Parkinson's Disease, Peptic Ulcer Disease, Peripheral Nerve Disorders, Pneumonia, Rheumatoid Arthritis, Rotator Cuff Syndrome and Allied Disorders, Sciatica, Spinal Stenosis, Substance Abuse and/or Dependency, Systemic Lupus Erythematosus, Thyroiditis, Tinea Pedis, Tinea Unguium, Transient Cerebral Ischemia, Urinary Incontinence, Venous Embolism and Thrombosis, Vitamin D Deficiency

English, Spanish

Dr. Johnston graduated from the Northwestern University Feinberg School of Medicine in 1980. He works in Bronx, NY and specializes in Internal Medicine. Dr. Johnston is affiliated with Bronx Lebanon Hospital Center, Montefiore Medical Center and St Barnabas Hospital.

Podiatric Medicine

Affiliated Community Medical Center
101 Willmar Ave SW, Willmar, MN 56201
(320) 231-5000 (phone) (320) 214-6905 (fax)
Site

Hallux Valgus Repair

Hallux Valgus, Tinea Pedis

English, Spanish

Dr. Johnston works in Willmar, MN and specializes in Podiatric Medicine. Dr. Johnston is affiliated with Rice Memorial Hospital.

Psychiatry

Radiant Research
5251 S Grn St STE 300, Salt Lake City, UT 84123
(801) 261-8930 (phone) (801) 261-0445 (fax)

Medical School
University of Utah School of Medicine
Graduated: 1990

Bipolar Disorder

English, Spanish

Dr. Johnston graduated from the University of Utah School of Medicine in 1990. He works in Murray, UT and specializes in Psychiatry.

Psychiatry

University of Utah (1990)