Expertise in
28
conditions

Dr. Daniel O. Claassen

Neurology
Vanderbilt University Transplant Center
1161 21st Ave S, 
Nashville, TN 
Clinical Trials:Currently Recruiting for 2 Trials
Accepting New Patients
Offers Telehealth
Expertise in
28
conditions
Vanderbilt University Transplant Center
1161 21st Ave S, 
Nashville, TN 

Overview

Daniel Claassen is a Neurologist practicing medicine in Nashville, Tennessee.

Dr. Claassen is highly rated in 28 conditions, according to our data. His clinical expertise encompasses Huntington Disease, Chorea, Movement Disorders, Drug Induced Dyskinesia, and Deep Brain Stimulation.

He is actively involved in clinical research, co-authoring 189 peer reviewed articles and participating in 8 clinical trials. Dr. Claassen is currently accepting new patients.

Specialties

Neurology

Licenses

Psychiatry & Neurology in TN

Hospital Affiliations

Vanderbilt University Medical Center

Languages Spoken

English

Gender

Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Alliant Health
  • HMO
  • PPO
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicare
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE PART D
Oscar
  • EPO
  • HMO
  • PPO
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 6 Less Insurance Carriers -

Locations

Vanderbilt University Transplant Center
1161 21st Ave S, Nashville, TN 37232
Other Locations
Vanderbilt Neurology The Vanderbilt Clinic
1301 Medical Center Drive, Suite 3930, Nashville, TN 37232

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.

8 Clinical Trials

Characterization of the Serotonin 2A Receptor Selective PET Tracer [18F]MH.MZ in Patients With Neurodegenerative Diseases
Characterization of the Serotonin 2A Receptor Selective PET Tracer [18F]MH.MZ in Patients With Neurodegenerative Diseases
Enrollment Status: Recruiting
Publish Date: August 07, 2026
Intervention Type: Drug
Study Phase: Phase 4
HDClarity: a Multi-site Cerebrospinal Fluid Collection Initiative to Facilitate Therapeutic Development for Huntington's Disease
HDClarity: a Multi-site Cerebrospinal Fluid Collection Initiative to Facilitate Therapeutic Development for Huntington's Disease
Enrollment Status: Recruiting
Publish Date: April 27, 2026
A Phase 2A, Randomized, Placebo-Controlled, Dose-Ranging Study to Evaluate the Safety and Efficacy of PTC518 in Subjects With Huntington's Disease
A Phase 2A, Randomized, Placebo-Controlled, Dose-Ranging Study to Evaluate the Safety and Efficacy of PTC518 in Subjects With Huntington's Disease
Enrollment Status: Completed
Publish Date: June 16, 2026
Intervention Type: Drug
Study Phase: Phase 2
Quantitative Imaging of Brain Glymphatic Function in Humans
Quantitative Imaging of Brain Glymphatic Function in Humans
Enrollment Status: Active_not_recruiting
Publish Date: April 09, 2026
Intervention Type: Drug
Study Drug: [11C]-PIB
Study Phase: Early Phase 1
A Phase 1/2, Randomized, Double-Blind, Sham Control and Open-Label Study to Explore Safety, Tolerability, and Efficacy Signals of Multiple Doses of Striatally-Administered rAAV5-miHTT Total Huntingtin Gene (HTT) Lowering Therapy (AMT-130) in Early Manifest Huntington's Disease
A Phase 1/2, Randomized, Double-Blind, Sham Control and Open-Label Study to Explore Safety, Tolerability, and Efficacy Signals of Multiple Doses of Striatally-Administered rAAV5-miHTT Total Huntingtin Gene (HTT) Lowering Therapy (AMT-130) in Early Manifest Huntington's Disease
Enrollment Status: Active_not_recruiting
Publish Date: October 21, 2025
Intervention Type: Other, Genetic
Study Phase: Phase 1/Phase 2
Cutaneous Phosphorlyated α-synuclein Detection as a Biomarker of Synucleinopathy
Cutaneous Phosphorlyated α-synuclein Detection as a Biomarker of Synucleinopathy
Enrollment Status: Completed
Publish Date: January 03, 2024
Intervention Type: Diagnostic test
Cognitive and Neural Mechanisms of Impaired Social Decision-Making in Parkinson's Patients Taking Dopamine Agonists
Cognitive and Neural Mechanisms of Impaired Social Decision-Making in Parkinson's Patients Taking Dopamine Agonists
Enrollment Status: Completed
Publish Date: October 18, 2023
Intervention Type: Drug
Study Drug: Pramipexole
Study Phase: Phase 1
Indirect and Out-of-Pocket Costs of Huntington's Disease in the United States
Indirect and Out-of-Pocket Costs of Huntington's Disease in the United States
Enrollment Status: Completed
Publish Date: September 21, 2022
Intervention Type: Behavioral
View 6 Less Clinical Trials

189 Total Publications

Practical recommendations for the treatment of chorea associated with Huntington's disease: An expert consensus.
Practical recommendations for the treatment of chorea associated with Huntington's disease: An expert consensus.
Journal: Journal of Huntington's disease
Published: July 14, 2026
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Frequently Asked Questions about Dr. Daniel O. Claassen

How do I make an appointment with Dr. Daniel O. Claassen?

You can book an appointment with Dr. Daniel O. Claassen by calling their office at 615-936-0060. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Daniel O. Claassen a top-rated expert for Huntington Disease?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Daniel O. Claassen is classified as an Elite expert for Huntington Disease, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

What conditions does Dr. Daniel O. Claassen specialize in?

While Dr. Daniel O. Claassen is a Neurology, they have specific expertise in Huntington Disease, Chorea, and Movement Disorders. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Neurology.

Does Dr. Daniel O. Claassen participate in research or clinical trials?

Yes. Dr. Daniel O. Claassen has published 189 articles and abstracts on conditions like Huntington Disease. You can view a list of Dr. Daniel O. Claassen's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Does Dr. Daniel O. Claassen accept my insurance?

Dr. Daniel O. Claassen accepts most major insurance plans, including Aetna and Alliant Health. We recommend calling the office directly at 615-936-0060 to verify that your specific plan is currently accepted before your visit.

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

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