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  • Urology, Surgery
  • Accepting new patients
  • 28 years of experience
  • Mainegeneral Urology 11 Evergreen Dr, Oakland, ME 04963
  • (207) 861-5050

Brief Intro

Dr. Onion specializes in internal medicine, adult and geriatric medicine and family medicine. A faculty member in the Maine-Dartmouth Family Practice Residency program, he has practiced in this area since 1980.

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Education Background

RESIDENCY

Mary Hitchcock Memorial Hospital

MEDICAL SCHOOL

Jacobs School Of Medicine & Biomedical Sciences At The Univ Of Buffalo - 1997

Languages Spoken

  • English

Location & Hours

  • Mainegeneral Urology
  • 11 Evergreen Dr, Oakland, ME 04963
  • Mon:8:00 am - 4:30 pm
    Tue:8:00 am - 4:30 pm
    Wed:8:00 am - 4:30 pm
    Thu:8:00 am - 4:30 pm
    Fri:8:00 am - 4:30 pm
    Sat:Closed
    Sun:Closed

Specialties Treated

  • Urology
  • Surgery

Conditions Addressed

  • Male Infertility
  • Prostatitis
  • Benign Prostatic Hypertrophy (BPH)
  • Kidney Cancer
  • Urinary Incontinence
  • Calculus of the Urinary System
  • Erectile Dysfunction (ED)
  • Bladder Cancer
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Procedures Performed

  • Vasectomy
  • Nephrectomy
  • Circumcision
  • Cystourethroscopy
  • Prostate Biopsy
  • Transurethral resection of prostate (TURP)
  • Prostate Biopsy
  • Extracorporeal Shock Wave Lithotripsy (ESWL)
  • Vaginal Repair
  • Circumcision
  • Extracorporeal Shock Wave Lithotripsy (ESWL)
  • Kidney Transplant
  • Transurethral resection of prostate (TURP)
  • Nephrectomy
  • Cystoscopy
  • Cystoscopy
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Insurance Accepted

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

  • Anthem Blue Cross
  • Aetna
  • Medicare
  • AARP
  • Harvard Pilgrim Health Care
  • Tricare
  • Blue Cross Blue Shield
  • CBA Blue
  • Wellcare
  • CHAMPVA
  • APWU
  • Geisinger Health Plan
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  • Cancer 4
  • Cardiology, Heart & Vascular Surgery 3
  • Orthopedics 5
  • Neurology & Neurosurgery 3
  • Gastroenterology & GI Surgery 5
  • Pulmonology & Lung Surgery 4
  • Diabetes & Endocrinology 1
  • Children's Hospital 1
  • Urology 5
  • Psychiatry 8
  • Geriatrics 4
  • Rehabilitation 4
  • Obsterics & Gynecology 1
  • Maternity Care (Uncomplicated Pregnancy) 2