Overview
John Berdahl is an Ophthalmologist in Sioux Falls, South Dakota. Dr. Berdahl is rated as an Advanced provider by MediFind in the treatment of Corneal Dystrophy and Perceptive Deafness. His top areas of expertise are Cataract, Glaucoma, Ocular Hypertension (OHT), Cataract Removal, and Trabeculectomy. Dr. Berdahl is currently accepting new patients.
His clinical research consists of co-authoring 134 peer reviewed articles and participating in 3 clinical trials. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
- HMO
- POS
Locations
3101 W 57th St, Sioux Falls, SD 57108
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
3 Clinical Trials
Ophthalmology Ltd
Michael Eide is an Ophthalmologist in Sioux Falls, South Dakota. Dr. Eide is rated as an Advanced provider by MediFind in the treatment of Corneal Dystrophy and Perceptive Deafness. His top areas of expertise are Cataract, Macular Corneal Dystrophy Type 1, Corneal Dystrophy and Perceptive Deafness, and Fuchs Dystrophy. Dr. Eide is currently accepting new patients.
City Of Brookings
Kenneth Knudtson is an Ophthalmologist in Brookings, South Dakota. Dr. Knudtson is rated as an Advanced provider by MediFind in the treatment of Corneal Dystrophy and Perceptive Deafness. His top areas of expertise are Cataract, Age-Related Macular Degeneration (ARMD), Late-Onset Retinal Degeneration, and Glaucoma. Dr. Knudtson is currently accepting new patients.
Sanford Medical Center
Andrew Ollerton is an Ophthalmologist in Sioux Falls, South Dakota. Dr. Ollerton is rated as an Advanced provider by MediFind in the treatment of Corneal Dystrophy and Perceptive Deafness. His top areas of expertise are Cataract, Interstitial Keratitis, Cloudy Cornea, Iridocorneal Endothelial Syndrome, and Cataract Removal. Dr. Ollerton is currently accepting new patients.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Elite
- CataractDr. Berdahl isElite. Learn about Cataract.
- Cataract RemovalDr. Berdahl isElite. Learn about Cataract Removal.
- GlaucomaDr. Berdahl isElite. Learn about Glaucoma.
- Distinguished
- AstigmatismDr. Berdahl isDistinguished. Learn about Astigmatism.
- Ocular Hypertension (OHT)Dr. Berdahl isDistinguished. Learn about Ocular Hypertension (OHT).
- Pigment-Dispersion SyndromeDr. Berdahl isDistinguished. Learn about Pigment-Dispersion Syndrome.
- TrabeculectomyDr. Berdahl isDistinguished. Learn about Trabeculectomy.
- Advanced
- Corneal Dystrophy and Perceptive Deafness
- Fuchs DystrophyDr. Berdahl isAdvanced. Learn about Fuchs Dystrophy.
- Macular Corneal Dystrophy Type 1Dr. Berdahl isAdvanced. Learn about Macular Corneal Dystrophy Type 1.
- PresbyopiaDr. Berdahl isAdvanced. Learn about Presbyopia.
- Experienced
- AmebiasisDr. Berdahl isExperienced. Learn about Amebiasis.
- BlepharitisDr. Berdahl isExperienced. Learn about Blepharitis.
- Corneal TransplantDr. Berdahl isExperienced. Learn about Corneal Transplant.
- Dry Eye SyndromeDr. Berdahl isExperienced. Learn about Dry Eye Syndrome.
- EndophthalmitisDr. Berdahl isExperienced. Learn about Endophthalmitis.
- HyphemaDr. Berdahl isExperienced. Learn about Hyphema.