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
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- Elite
- B-Cell LymphomaDr. Johnston isElite. Learn about B-Cell Lymphoma.
- Diffuse Large B-Cell Lymphoma (DLBCL)
- Non-Hodgkin LymphomaDr. Johnston isElite. Learn about Non-Hodgkin Lymphoma.
- Distinguished
- Bone Marrow TransplantDr. Johnston isDistinguished. Learn about Bone Marrow Transplant.
- Classical Hodgkin LymphomaDr. Johnston isDistinguished. Learn about Classical Hodgkin Lymphoma.
- Hodgkin LymphomaDr. Johnston isDistinguished. Learn about Hodgkin Lymphoma.
- Large-Cell Immunoblastic LymphomaDr. Johnston isDistinguished. Learn about Large-Cell Immunoblastic Lymphoma.
- Primary Lymphoma of the BrainDr. Johnston isDistinguished. Learn about Primary Lymphoma of the Brain.
- Advanced
- Febrile NeutropeniaDr. Johnston isAdvanced. Learn about Febrile Neutropenia.
- Follicular LymphomaDr. Johnston isAdvanced. Learn about Follicular Lymphoma.
- Gastric LymphomaDr. Johnston isAdvanced. Learn about Gastric Lymphoma.
- Mantle Cell Lymphoma (MCL)Dr. Johnston isAdvanced. Learn about Mantle Cell Lymphoma (MCL).
- Marginal Zone Lymphoma (MZL)Dr. Johnston isAdvanced. Learn about Marginal Zone Lymphoma (MZL).
- Nodular Lymphocyte-Predominant Hodgkin Lymphoma (NLPHL)
View All 9 Advanced Conditions
- Experienced
- AgranulocytosisDr. Johnston isExperienced. Learn about Agranulocytosis.
- Anaplastic Large Cell LymphomaDr. Johnston isExperienced. Learn about Anaplastic Large Cell Lymphoma.
- AnemiaDr. Johnston isExperienced. Learn about Anemia.
- Angioimmunoblastic T-cell LymphomaDr. Johnston isExperienced. Learn about Angioimmunoblastic T-cell Lymphoma.
- Bone Marrow AspirationDr. Johnston isExperienced. Learn about Bone Marrow Aspiration.
- Burkitt LymphomaDr. Johnston isExperienced. Learn about Burkitt Lymphoma.
View All 20 Experienced Conditions
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