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  • Internal Medicine, Other Specialty, Hospital Medicine
  • 29 years of experience
  • Portsmouth Regional Hospital 333 Borthwick Ave, Portsmouth, NH 03801
  • (603) 436-5110

Brief Intro

Dr. Trezak graduated from the Suny Upstate Medical University College of Medicine in 1996. He works in Portsmouth, NH and 1 other location and specializes in Internal Medicine, Other Specialty and Hospital Medicine.

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Education Background

RESIDENCY

Hahnemann University

MEDICAL SCHOOL

Suny Upstate Medical University College Of Medicine - 1996

Location & Hours

  • Portsmouth Regional Hospital
  • 333 Borthwick Ave, Portsmouth, NH 03801

Specialties Treated

  • Internal Medicine
  • Other Specialty
  • Hospital Medicine

Conditions Addressed

  • Pneumonia
  • Atrial Fibrillation and Atrial Flutter
  • Hypertension (HTN)

Insurance Accepted

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

  • Medicaid
  • CareFirst Blue Cross Blue Shield
  • Community Health Options
  • AmeriHealth
  • UnitedHealthcare
  • Kaiser Permanente
  • Integra
  • WPS Health Plan
  • Harvard Pilgrim Health Care
  • Tricare
  • Cigna
  • Blue Cross Blue Shield
  • Medicare
  • Humana
  • CBA Blue
  • HealthPartners
  • AmeriGroup
  • UniCare
  • Health New England
  • Mutual of Omaha
  • Anthem Blue Cross Blue Shield
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  • Cancer 3
  • Cardiology, Heart & Vascular Surgery 4
  • Orthopedics 9
  • Neurology & Neurosurgery 7
  • Gastroenterology & GI Surgery 10
  • Pulmonology & Lung Surgery 9
  • Diabetes & Endocrinology 2
  • Children's Hospital 1
  • Urology 7
  • Psychiatry 12
  • Geriatrics 9
  • Rehabilitation 6
  • Obsterics & Gynecology 1
  • Ear, Nose & Throat 1
  • Maternity Care (Uncomplicated Pregnancy) 4