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  • Internal Medicine
  • Accepting new patients
  • 50 years of experience
  • Giesen William J Office 1500 Post Rd, Darien, CT 06820

Brief Intro

Dr. Giesen graduated from the Georgetown University School of Medicine in 1975. He works in Darien, CT and 4 other locations and specializes in Internal Medicine. Dr. Giesen is affiliated with Stamford Hospital.

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Education Background

RESIDENCY

Hartford Hospital

MEDICAL SCHOOL

Georgetown University School Of Medicine - 1975

Languages Spoken

  • English

Location & Hours

  • Giesen William J Office
  • 1500 Post Rd, Darien, CT 06820
  • Mon:9:15 am - 5:00 pm
    Tue:9:15 am - 1:00 pm
    Wed:9:15 am - 5:00 pm
    Thu:9:15 am - 5:00 pm
    Fri:9:15 am - 5:00 pm
    Sat:Closed
    Sun:Closed

Specialties Treated

  • Internal Medicine

Conditions Addressed

  • Hemorrhoids
  • Osteoarthritis
  • Gastroesophageal Reflux Disease (GERD)
  • Cirrhosis
  • Constipation
  • Ventral Hernia
  • Cataract
  • Hearing Loss
  • Ischemic Stroke
  • Acute Upper Respiratory Tract Infections
  • Peripheral Nerve Disorders
  • Internal Derangement of Knee Cartilage
  • Diverticulitis
  • Cardiomyopathy
  • Contact Dermatitis
  • Diabetes Mellitus (DM)
  • Chronic Renal Disease
  • Parkinson's Disease
  • Rotator cuff syndrome
  • Inflammatory Bowel Disease (IBD)
  • Psoriasis
  • Glaucoma
  • Intervertebral Disc Degeneration
  • Melanoma
  • Conduction Disorders
  • Raynaud's Disease
  • Herpes Zoster
  • Anxiety Phobic Disorders
  • Anxiety Dissociative and Somatoform Disorders
  • Bronchial Asthma
  • Disorders of Lipoid Metabolism
  • Gastritis and Duodenitis
  • Herpes Genitalis
  • Plantar Fasciitis
  • Otitis Media
  • Candidiasis
  • Obesity
  • Inguinal Hernia
  • Acne
  • Abdominal Hernia
  • Dehydration
  • Phlebitis and Thrombophlebitis
  • Bipolar Disorder
  • Calculus of the Urinary System
  • Mitral Valvular Disease
  • Chronic Bronchitis
  • Anal or Rectal Abscess
  • Herpes Simplex
  • Infectious Mononucleosis
  • Retinal Detachment
  • Pneumonia
  • Fractures, Dislocations, Derangement, and Sprains
  • Malignant Neoplasm of Female Breast
  • Infectious Liver Disease
  • Acute Bronchitis
  • Hypertension (HTN)
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Procedures Performed

  • Occupational Therapy Evaluation

Insurance Accepted

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

  • MagnaCare
  • 1199SEIU
  • Wellcare
  • UnitedHealthcare
  • Aetna
  • Medicare
  • Medicaid
  • Consolidated Health Plans
  • Blue Cross Blue Shield
  • ConnectiCare
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  • Cancer 14
  • Cardiology, Heart & Vascular Surgery 7
  • Orthopedics 20
  • Neurology & Neurosurgery 17
  • Gastroenterology & GI Surgery 19
  • Pulmonology & Lung Surgery 21
  • Diabetes & Endocrinology 10
  • Children's Hospital 3
  • Urology 19
  • Psychiatry 27
  • Geriatrics 19
  • Rehabilitation 7
  • Obsterics & Gynecology 1
  • Ophthalmology 1
  • Ear, Nose & Throat 2
  • Long Term Care 3
  • Maternity Care (Uncomplicated Pregnancy) 16