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. Klaassen's expertise for a condition
ConditionClose
- Elite
- Bladder CancerDr. Klaassen isElite. Learn about Bladder Cancer.
- Prostate CancerDr. Klaassen isElite. Learn about Prostate Cancer.
- Distinguished
- CystectomyDr. Klaassen isDistinguished. Learn about Cystectomy.
- Familial Prostate CancerDr. Klaassen isDistinguished. Learn about Familial Prostate Cancer.
- HydronephrosisDr. Klaassen isDistinguished. Learn about Hydronephrosis.
- Muscle Invasive Bladder CancerDr. Klaassen isDistinguished. Learn about Muscle Invasive Bladder Cancer.
- NephrectomyDr. Klaassen isDistinguished. Learn about Nephrectomy.
- Non-Muscle Invasive Bladder CancerDr. Klaassen isDistinguished. Learn about Non-Muscle Invasive Bladder Cancer.
View All 12 Distinguished Conditions
- Advanced
- Adult Soft Tissue SarcomaDr. Klaassen isAdvanced. Learn about Adult Soft Tissue Sarcoma.
- Bilateral HydronephrosisDr. Klaassen isAdvanced. Learn about Bilateral Hydronephrosis.
- Chromophobe Renal Cell CarcinomaDr. Klaassen isAdvanced. Learn about Chromophobe Renal Cell Carcinoma.
- Clear Cell SarcomaDr. Klaassen isAdvanced. Learn about Clear Cell Sarcoma.
- Congenital Mesoblastic NephromaDr. Klaassen isAdvanced. Learn about Congenital Mesoblastic Nephroma.
- Enlarged Prostate (BPH)Dr. Klaassen isAdvanced. Learn about Enlarged Prostate (BPH).
View All 14 Advanced Conditions
- Experienced
- Adrenal CancerDr. Klaassen isExperienced. Learn about Adrenal Cancer.
- Adrenocortical CarcinomaDr. Klaassen isExperienced. Learn about Adrenocortical Carcinoma.
- Anal CancerDr. Klaassen isExperienced. Learn about Anal Cancer.
- Bladder ReconstructionDr. Klaassen isExperienced. Learn about Bladder Reconstruction.
- Bladder StonesDr. Klaassen isExperienced. Learn about Bladder Stones.
- BoilsDr. Klaassen isExperienced. Learn about Boils.
View All 34 Experienced Conditions
Want to save this doctor for later?
Is this your doctor?
Not sure about your diagnosis?
Are you the provider on this profile?