Memory & Dementia
Can Dementia Be Prevented?
Amarish Dave, DO explains why dementia cannot be prevented with certainty and how addressing modifiable risks may support long-term brain health.
Watch VideoAmarish Dave, DO — Board Certified Neurologist · 20+ years caring for patients
See a Neurologist In Person or From Home
Visit Amarish Dave, DO, Board-Certified Neurologist, in person in Crystal Lake, Woodstock, or Lake Geneva—or schedule a telehealth neurology visit from anywhere in Illinois or Wisconsin.
For telehealth, you must be physically located in Illinois or Wisconsin at the time of the appointment.
Neurology Care In Person or by Telehealth
In-Person Neurology Visits
Available at three office locations:
Crystal Lake, Illinois
Woodstock, Illinois
Lake Geneva, Wisconsin
Telehealth Neurology Visits
Telehealth neurology appointments are available to patients located anywhere in Illinois or Wisconsin. You do not need to live near an office, but you must be physically located in Illinois or Wisconsin at the time of the appointment.
Learn about telehealth neurology →Board-certified neurologist
20+ years of clinical experience
Memory and dementia expertise
Three convenient regional offices
Neurology Video Library
Questions About Your Brain? Start Here.
Watch short answers to common questions about memory, dementia, migraine, neuropathy, dizziness and other neurological conditions.
Memory & Dementia
What Is the New Alzheimer's Disease Treatment?
Amarish Dave, DO explains how Leqembi and Kisunla target amyloid, who may qualify, and why biomarker confirmation, MRI monitoring, and individualized risk review matter.
Watch Video
Memory & Dementia
How to Manage Agitation in Dementia
Amarish Dave, DO shares practical ways caregivers can look for triggers, reduce distress, redirect calmly, create predictable routines, and recognize sudden changes that need medical evaluation.
Watch VideoConditions We Treat
Start with the problem you're having. Each page explains what is evaluated, what testing may be involved, and when to be seen.
Memory Loss & Dementia
Structured evaluation of memory change, including causes that are treatable, with follow-up over time.
Alzheimer's Disease
Diagnosis, testing and treatment planning for the most common cause of dementia, with family guidance.
Parkinson's Disease
Evaluation of slowness, stiffness and tremor, with medication management and exercise-based care.
Tremor
Distinguishing essential tremor from Parkinson's disease, medication effects and other causes.
Neuropathy
Burning, numbness and tingling in the feet or hands — finding the cause and protecting nerve function.
Headache & Migraine
Accurate headache diagnosis with acute and preventive treatment aimed at fewer, less disabling attacks.
Dizziness & Balance Disorders
Sorting out vertigo, lightheadedness and unsteadiness, with strength, balance and fall-prevention planning.
Seizures
Evaluation after a first seizure or unexplained spells, including EEG testing and safety guidance.
Multiple Sclerosis
Evaluation of symptoms suspicious for MS and long-term neurological care after diagnosis.
Stroke
Follow-up care after stroke or TIA, with risk-factor treatment aimed at preventing another event.
Neuromuscular Disorders
Nerve and muscle problems including carpal tunnel syndrome, weakness and nerve entrapment.
General Neurology
Evaluation of unexplained neurological symptoms and second opinions on an existing diagnosis.
Nutrition, sleep, exercise, and lifestyle are built into every treatment plan — not afterthoughts.
Brain health & dementia risk reduction →In-Person Neurology Locations
Choose a Convenient Location
Crystal Lake, IL
Call 815-337-7100Neurological evaluation and treatment in Crystal Lake for patients across southeastern McHenry County and the northwest suburbs.
Neurologist in Crystal Lake, Illinois →Woodstock, IL
Call 815-337-7100Neurological care in Woodstock for patients across central and northern McHenry County.
Neurologist in Woodstock, Illinois →Lake Geneva, WI
Call 262-245-0535Neurological evaluation in Lake Geneva for Walworth County, southern Wisconsin and far northern Illinois.
Neurologist in Lake Geneva, Wisconsin →Neurology Care Across Northern Illinois & Southern Wisconsin
In-person locations
Crystal Lake, IL · Woodstock, IL · Lake Geneva, WI — the practice's three physical office locations.
Communities we serve
Patients travel from McHenry, Huntley, Algonquin, Cary, Lake in the Hills, Harvard, Barrington, Schaumburg, Hoffman Estates, Palatine, Arlington Heights, Elgin, St. Charles and the Milwaukee area. These are service areas, not office locations.
Explore Offices & Areas We Serve →Work-related neurological injuries
Persistent numbness, weakness, radiating pain or headaches after a workplace injury deserve a careful neurological assessment.
A companion resource for families
Looking for dementia information and Illinois resources?
The Illinois Dementia Guide is a comprehensive educational resource for Illinois families navigating memory loss and dementia, including practical dementia information, caregiver guidance, and local resources.
When Should You See a Neurologist?
Some symptoms are worth evaluating early, when there is more that can be done. Consider an appointment for any of the following:
- Memory changes noticed by you or your family
- Persistent, worsening or new headaches
- Tremor or shaking of the hands or head
- Numbness or tingling in the feet or hands
- Weakness in an arm, leg, hand or foot
- Dizziness, vertigo or lightheadedness
- Balance problems, falls or a change in walking
- Seizures, staring spells or blackouts
- New difficulty with speech, vision or coordination
- Unexplained neurological symptoms without a clear diagnosis
Call 815-337-7100 for an Illinois appointment or 262-245-0535 for a Wisconsin appointment.
Schedule a Neurology Appointment
Choose the scheduling line for the state where you will be located for your appointment.
In-Person Neurology Visits
Available at three office locations:
Crystal Lake, Illinois
Woodstock, Illinois
Lake Geneva, Wisconsin
Telehealth Neurology Visits
Telehealth neurology appointments are available to patients located anywhere in Illinois or Wisconsin. You do not need to live near an office, but you must be physically located in Illinois or Wisconsin at the time of the appointment.
Learn about telehealth neurology →Call to schedule
Illinois appointments: 815-337-7100. Wisconsin appointments: 262-245-0535.
Choose your visit
Our office will confirm whether an in-person or telehealth visit is appropriate and provide the details.
Insurance and referrals
Insurance participation and referral requirements vary by plan. Our office will confirm what your plan requires before your visit.
If you believe you are experiencing a medical emergency, call 911 or seek emergency medical attention.