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
Find Dr. Johnston's expertise for a condition
ConditionClose
- Distinguished
- Partial SeizureDr. Johnston isDistinguished. Learn about Partial Seizure.
- Advanced
- Autosomal Dominant Partial Epilepsy with Auditory Features
- Cerebellar DegenerationDr. Johnston isAdvanced. Learn about Cerebellar Degeneration.
- Essential TremorDr. Johnston isAdvanced. Learn about Essential Tremor.
- Memory LossDr. Johnston isAdvanced. Learn about Memory Loss.
- MigraineDr. Johnston isAdvanced. Learn about Migraine.
- Migraine with Brainstem AuraDr. Johnston isAdvanced. Learn about Migraine with Brainstem Aura.
View All 17 Advanced Conditions
- Experienced
- Alcoholic NeuropathyDr. Johnston isExperienced. Learn about Alcoholic Neuropathy.
- Alzheimer's DiseaseDr. Johnston isExperienced. Learn about Alzheimer's Disease.
- AstrocytomaDr. Johnston isExperienced. Learn about Astrocytoma.
- Atypical Teratoid Rhabdoid Tumor (ATRT)Dr. Johnston isExperienced. Learn about Atypical Teratoid Rhabdoid Tumor (ATRT).
- Bell's PalsyDr. Johnston isExperienced. Learn about Bell's Palsy.
- Benign Essential BlepharospasmDr. Johnston isExperienced. Learn about Benign Essential Blepharospasm.
View All 110 Experienced Conditions
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