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  • Nephrology, Emergency Medicine, Internal Medicine
  • Accepting new patients
  • 52 years of experience
  • Napa Valley Nephrology And Internal Medicine 3443 Villa Ln Ste 6, Napa, CA 94558
  • (707) 252-8407

Brief Intro

Dr. Tolkan graduated from the University of Wisconsin School of Medicine & Public Health in 1973. He works in Napa, CA and 6 other locations and specializes in Nephrology, Internal Medicine and Emergency Medicine. Dr. Tolkan is affiliated with Northbay Vacavalley Hospital.

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Education Background

RESIDENCY

Rhode Island Hospital

MEDICAL SCHOOL

University Of Wisconsin School Of Medicine & Public Health - 1973

Languages Spoken

  • Spanish
  • Tagalog

Location & Hours

  • Napa Valley Nephrology And Internal Medicine
  • 3443 Villa Ln Ste 6, Napa, CA 94558
  • Mon:9:00 am - 5:00 pm
    Tue:9:00 am - 5:00 pm
    Wed:9:00 am - 5:00 pm
    Thu:9:00 am - 5:00 pm
    Fri:9:00 am - 12:00 pm
    Sat:Closed
    Sun:Closed

Specialties Treated

  • Nephrology
  • Internal Medicine
  • Emergency Medicine

Conditions Addressed

  • Nephrotic Syndrome
  • Chronic Renal Disease

Procedures Performed

  • Dialysis Procedures

Insurance Accepted

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

  • Blue Shield of California
  • UnitedHealthcare
  • Health Net
  • Medicare
  • Imperial Health Plan of California
  • Central California Alliance for Health
  • BLUE CROSS of CALIFORNIA
  • Anthem Blue Cross
  • SCAN Health Plan
  • Triwest Healthcare Alliance
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  • Cancer 86
  • Cardiology, Heart & Vascular Surgery 79
  • Orthopedics 161
  • Neurology & Neurosurgery 120
  • Gastroenterology & GI Surgery 149
  • Pulmonology & Lung Surgery 161
  • Diabetes & Endocrinology 65
  • Children's Hospital 18
  • Urology 149
  • Psychiatry 91
  • Geriatrics 143
  • Rehabilitation 73
  • Obsterics & Gynecology 23
  • Ophthalmology 8
  • Ear, Nose & Throat 10
  • Rheumatology 4
  • Long Term Care 19
  • Maternity Care (Uncomplicated Pregnancy) 99