Dr. Randall S Brenton, MD



Ophthalmology   -  Iowa,  Mason City

 Overview

Dr. Randall S Brenton, MD works in Mason City, Iowa is a specialist in Ophthalmology and graduated University Iowa in 1985. Dr. Brenton is affiliated with Mercy Medical Center - North Iowa, Mitchell County Regional Health Center and practicing for 39 years

 Specialties

  • Ophthalmology

 Conditions

• Anorectal Abscess and Fistula
• Blepharitis
• Botulinum Toxin Injection
• Charcot-Marie-Tooth Disease, Type 1
• Chorioretinal Scars
• Chronic Infections
• Conjunctival Hemorrhage
• Coronary Artery Bypass Graft (CABG) Surgery
• Degenerative Disorders of Globe
• Diverticulitis
  ...
• Dystonia 15, Myoclonic
• Extra-Articular Fracture
• Feeding Assessment
• Fibrocystic Breast Disease
• Glaucoma 1, Open Angle, J
• Hallucinogen Dependence
• Heroin Dependence
• Hodgkin's Disease
• Influenza (Flu)
• Inner Ear Repair
• Kidney Cryosurgery
• Leg Fracture Above Knee (incl. Hip)
• Metastatic Tumors (Brain)
• Negative Rheumatoid Factor Polyarthritis
• Neuropathy, Distal Hereditary Motor, Jerash Type
• Nickel Contact Allergy
• Normal Pressure Hydrocephalus Surgery
• Obstetric Procedures
• Ocular Prosthetics
• Prostate Cancer - Hereditary - 3
• Radial Keratotomy
• Radiation Proctitis
• Radical Hysterectomies for Cervical Cancer
• Rectovaginal Repair
• Renal Artery Arteriosclerotic Disease
• Repair of Rectocele With Robotic Assistance
• Ritalin Abuse
• Robotic Heller Myotomy for the Treatment of Achalasia
• Salivary Gland Surgery
• Salpingo-Oophorectomy With Robotic Assistance
• Small Cell Lung Cancer
• Thinning of Skin
• Torsion Dystonia
• Transoral Laser Microsurgery
• Vaginal Candidiasis
• White Coat Hypertension
 more details

 Procedures

• Age-Related Macular Degeneration
• Anterior Ischemic Optic Neuropathy
• Bell's Palsy
• Blepharitis
• Blepharoplasty
• Blindness
• Cataract
• Cataract Removal Surgery
• Chalazion
• Chorioretinal Scars
  ...
• Conjunctival Hemorrhage
• Corneal Abrasion or Laceration
• Corneal Erosion
• Corneal Ulcer
• Degenerative Disorders of Globe
• Destruction of Lesion of Retina and Choroid
• Diabetic Macular Edema (DME)
• Diabetic Retinopathy
• Diplopia
• Disseminated Chorioretinitis and Disseminated Retinochoroiditis
• Drooping Eyelids (Ptosis)
• Drusen
• Dry Eyes
• Excision of Chalazion
• Eyelid Spasm
• Eyelid Surgery
• Floaters
• Fuchs' Corneal Dystrophy
• Giant Cell Arteritis
• Glaucoma
• Glaucoma Surgery
• Graves' Disease
• Headache
• Keratitis
• Lazy Eye
• Macular Edema
• Migraine
• Nearsightedness
• Ocular Hypertension
• Parasitic Endophthalmitis
• Pinkeye (Conjunctivitis)
• Progressive High Myopia
• Pterygium
• Removal of Foreign Body from External Eye
• Repair of Retinal Detachment or Retinal Tear
• Retinal Detachment and Retinal Tear
• Retinal Hemorrhage
• Retinal Neovascularization
• Retinal Vascular Occlusion
• Senile Cataracts
• Sjögren's Syndrome
• Trichiasis
• Visual Field Defects
• Vitreous Hemorrhage
 more details

 Board Certifications

  • Board Certified by the American Board of Ophthalmology

 Years Since Graduation

  • 39

 State License

  • Iowa

 Education & Training

Residency Hospital

University Iowa

Iowa City, IA, USA

Year completed: 1985

 Awards

1   AMA
2   ASCRS

 Dr. Brenton Reviews

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 Office Locations


Primary location

 North Iowa Eye Clinic
3121 4th Street South West
Iowa (IA)
Mason City
50401
 Phone:(641) 423-8861

Other Office Locations

 Mason City Surgery Center
990 4th Street South West
Iowa (IA)
Mason City
50401
 Phone:(641) 494-2000

Accepting New Patients

  • Yes
* Please verify this information when scheduling an appointment.

 Map & Directions



North Iowa Eye Clinic, 3121 4th Street South West, Mason City, Iowa (IA), 50401




 Insurances Accepted (check insurance plans)

  • Aetna
  • Alliance Select
  • American Enterprise Group
  • American Republic
  • Blue Card PPO
  • Blue Cross Accord
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Illinois
  • Blue Cross Blue Shield of Illinois PPO
  • Blue Cross Blue Shield of Minnesota
  • Choice Plus POS
  • Choice Plus POS II
  • Cigna
  • Cigna PPO
  • Commercial Insurance Company
  • Coventry Health Care of Iowa
  • Coventry Health Care of Iowa PPO
  • Great West Healthcare-Cigna PPO
  • Medicare
  • Medicare MCR
  • Medico
  • Navigate HMO
  • Navigate POS
  • Open Access Plus
  • Options PPO
  • Pekin Insurance
  • Principal Life
  • Thrivent Financial
  • United Healthcare
  • UnitedHealthCare
  • Wellmark Blue Cross and Blue Shield

* Please verify this information when scheduling an appointment.

 Blog Posts

Blog Posts for Dr. Randall S Brenton, MD are not present.

 Patients Questions

Patients questions for Dr. Randall S Brenton, MD are not present.

 Affiliated Hospitals


Mercy Medical Center - North Iowa photo


Mercy Medical Center - North Iowa

1000 4th Street South West Iowa IA, Mason City, 50401

Mercy Medical Center - North Iowa is a non-profit hospital located in Mason City, IA. Procedures/Diagnosis costs are at the state average in 11 of 13 procedures. Length of Stay is shorter than the state average in 3 of 13 procedures.



Mitchell County Regional Health Center photo


Mitchell County Regional Health Center

616 North 8th Street Iowa IA, Osage, 50461

Mitchell County Regional Health Center is a hospital located in Osage, IA.



  •  Latest reviews for Ophthalmology specialists

  • Dr. C. is a pleasant, professional caring and fun doctor. Answered all my questions on a keep it simple level and explained everything. He took his time. I will refer them when needed. What a great group!
    07 February 2024
    (6)
  • He is the best if you need help with panic attacks. He fixed up my medication and I feel better.
    31 January 2024
    (40)
  • Dr. Jungblut and staff are all professional, fun, conscientious. Been going here for a long time. My children and grandchildren now see Dr. Jungblut too.
    24 January 2024
    (7)
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