Philosophy of care | I believe in forming a partnership with my patients and taking the time to be a good listener. I try to follow the best evidence-based medicine guidelines for testing and treatment. I enjoy working to promote healthy lifestyles and preventative care to keep you well. I believe it is important to work together with you to create a plan of care that's right for you. I will try to be your advocate and help coordinate all of your care needs as your primary care physician. I also have a special interest in geriatrics and long-term care medicine. It is my goal to provide older adults and nursing home residents the highest-quality, compassionate care for optimum health, function, and quality of life. | Why I entered medicine | I became a doctor because I want to make each and every day meaningful, and make a positive impact on your health. I chose internal medicine because it allows me to establish long-term relationships with my patients. I truly enjoy the follow-up care and ongoing relationships I have with my patients, welcoming back the same patients again and again. It is my goal to help manage all of your health care needs - promoting healthy lifestyles, managing chronic conditions, treating illness and coordinating the transition between specialists, hospitals, and other caregivers. I believe it is important for every patient to have one physician who can act as a coordinator of care and to be involved at some level in all of their health care needs. | Community involvement | I serve as the medical director for both Gracedale Nursing Home in Northampton County and The Good Shepherd Home in Bethlehem. | Personal interests | I have been married to my wonderful wife Jennifer since 1998. When I am not at work I enjoy helping her with her jewelry business on weekends. I am also the proud father of two beautiful daughters. Some of my hobbies include running, gardening, hiking and playing with my energetic Chesapeake Bay retriever and our two cats. Dr. Holumzer is rated as an Experienced provider by MediFind in the treatment of Parkinson's Disease. His top areas of expertise are Hypothyroidism, Obesity in Children, Alzheimer's Disease, and Dementia.

Philosophy of care | I am a movement disorder specialist. I diagnose and treat Parkinson's disease, essential tremor, Huntington's disease, restless leg syndrome, dystonia and others. I also perform botulinum toxin injections and deep brain stimulation programming. Dr. Saminejad is rated as a Distinguished provider by MediFind in the treatment of Parkinson's Disease. His top areas of expertise are Movement Disorders, Parkinson's Disease, Drug Induced Dyskinesia, and Essential Tremor.

Chengyuan Wu is a Neurosurgery provider in Allentown, Pennsylvania. Dr. Wu is rated as a Distinguished provider by MediFind in the treatment of Parkinson's Disease. His top areas of expertise are Seizures, Parkinson's Disease, Epilepsy, Deep Brain Stimulation, and Sacral Nerve Stimulation.

Philosophy of care | I was drawn to Neurology because I love building a longterm relationship with my patients. The conditions I treat – Parkinson's Disease, dystonias and tremors – are often challenging, chronic diseases that involve years of comprehensive treatment. I love helping my patients understand their symptoms and the best therapies available for them. | Why I entered medicine | I took a roundabout path to Medicine. After finishing college, I worked on Wall Street in Investment Banking. While I appreciated the stimulating atmosphere it provided, I realized that I really missed human interaction. I went back to school and began my transition toward a more meaningful career. After many years of training, including medical school and residency at Georgetown University, I find myself in the career I always wanted. | Community involvement | My wife and I are new to the Lehigh Valley area and we are really excited to see what the area has to offer. Once settled here, I would love to find meaningful ways to give back to the community.  I previously worked with the Big Brother organization for several years, and I hope to find new mentoring opportunities here. | Personal interests | When I'm not at the hospital, you can usually find me outside in the mountains. I love outdoor sports like skiing, hiking, climbing, and mountain biking. I also enjoy playing tennis. My wife and I are currently looking to adopt a dog. Dr. Grajny is rated as a Distinguished provider by MediFind in the treatment of Parkinson's Disease. His top areas of expertise are Movement Disorders, Parkinson's Disease, Essential Tremor, and Drug Induced Dyskinesia.

Philosophy of care | I believe in partnering with you in an empathetic, caring way to make a treatment plan that best meets your needs. I need to know as much as I can about the science and data involved in neurological conditions which allows me to help with your neurological disease. Just as importantly, I want to help you achieve the health goals that are most important to you. | Why I entered medicine | I entered medicine because I wanted to use my love of and skill for science and math to help people lead better lives. | Community involvement | I have served as a teacher, tutor, and mentor to students and trainees throughout my entire professional career, starting from when I was a college student. I play an active role in a number of organizations associated with my religion. | Personal interests | First and foremost, in my spare time, I enjoy spending time with my family and friends. I also like to play chess and other strategy games. I enjoy hiking both locally and when travelling with my family. Dr. Garber is rated as a Distinguished provider by MediFind in the treatment of Parkinson's Disease. His top areas of expertise are Movement Disorders, Parkinson's Disease, Memory Loss, and Seizures.

Paige Van Wirt is a primary care provider, practicing in Internal Medicine in Allentown, Pennsylvania. Dr. Van Wirt is rated as an Experienced provider by MediFind in the treatment of Parkinson's Disease. Her top areas of expertise are Dementia, COVID-19, Multisystem Inflammatory Syndrome in Children (MIS-C), and Alzheimer's Disease.

Joseph Habig is a primary care provider, practicing in Family Medicine in Allentown, Pennsylvania. Dr. Habig is rated as an Experienced provider by MediFind in the treatment of Parkinson's Disease. His top areas of expertise are Cirrhosis, Familial Combined Hyperlipidemia, Xanthoma, and Progressive Supranuclear Palsy.

John Nuschke is a primary care provider, practicing in Internal Medicine in Allentown, Pennsylvania. Dr. Nuschke is rated as an Experienced provider by MediFind in the treatment of Parkinson's Disease. His top areas of expertise are Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and High Cholesterol.

Dany Nehru is a primary care provider, practicing in Geriatrics and Internal Medicine in Whitehall, Pennsylvania. Dr. Nehru is rated as an Advanced provider by MediFind in the treatment of Parkinson's Disease. His top areas of expertise are Delirium, Movement Disorders, Parkinson's Disease, and Creutzfeldt-Jakob Disease.

Wayne Mcwilliams is a primary care provider, practicing in Internal Medicine in Bethlehem, Pennsylvania. Dr. Mcwilliams is rated as an Experienced provider by MediFind in the treatment of Parkinson's Disease. His top areas of expertise are Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Type 2 Diabetes (T2D).

Philosophy of care | Listening is important. That's the most helpful to patients. You get the most insight into their personality. Communication is also important -- not only with the patient, but with the patient's family, and especially in the hospital or nursing home. Good communication goes a long way. I've been doing this for more than 10 years, and you build a relationship with your patients. I like to catch up, see how they're doing, ask about their family, vacations. | Why I entered medicine | My father was a doctor, and that had an impact on me when I was growing up. | Personal interests | My greatest passion in life is my family -- my wife and my two daughters. That's the most important thing to me. I spend a lot of time with the family, and I like to fish. We're big Eagles fans, and I have season tickets. Dr. Ehrig is rated as an Experienced provider by MediFind in the treatment of Parkinson's Disease. His top areas of expertise are Cyclic Neutropenia, Smoldering Multiple Myeloma, Multiple Myeloma, and Cirrhosis.

Nancy Diaz-Pechar is a Neurologist in Bethlehem, Pennsylvania. Dr. Diaz-Pechar is rated as a Distinguished provider by MediFind in the treatment of Parkinson's Disease. Her top areas of expertise are Parkinson's Disease, Movement Disorders, Lewy Body Dementia (LBD), and Essential Tremor.

David Lesseski is a primary care provider, practicing in Family Medicine in Allentown, Pennsylvania. Dr. Lesseski is rated as an Experienced provider by MediFind in the treatment of Parkinson's Disease. His top areas of expertise are Gastrointestinal Stromal Tumor, Mesenchymoma, Dementia, and Decerebrate Posture.

Nicholas Tatalias is a primary care provider, practicing in Family Medicine in Fogelsville, Pennsylvania. Dr. Tatalias is rated as an Experienced provider by MediFind in the treatment of Parkinson's Disease. His top areas of expertise are Type 2 Diabetes (T2D), Dementia, Maturity Onset Diabetes of the Young, and Diabetic Neuropathy.

Monica Norris is a primary care provider, practicing in Family Medicine in Allentown, Pennsylvania. Dr. Norris is rated as an Experienced provider by MediFind in the treatment of Parkinson's Disease. Her top areas of expertise are Osteomyelitis in Children, Type 2 Diabetes (T2D), Autoimmune Hepatitis, and Familial Hypertension.

Philosophy of care | As a physician, my primary responsibility is to provide patients with the best care possible. To do so, it's important to treat each patient with respect and listen carefully to their concerns and include them when formulating a treatment plan. | Why I entered medicine | I entered medicine due to a deep-seated desire to make a positive impact on the lives of others. I was initially a nurse, which was very rewarding – I enjoyed the responsibility of helping to care for the sick and vulnerable. I then decided to attend medical school after working with physicians and seeing the various ways they help patients. | Personal interests | I enjoy traveling and have visited several countries in Europe, Asia and Africa. I also enjoy road trips and spending time with my husband, two sons and our English bulldog, Rambo. Dr. Rattananai is rated as an Advanced provider by MediFind in the treatment of Parkinson's Disease. Her top areas of expertise are Dementia, Anemia, Hypothyroidism, and Obesity in Children.

Philosophy of care | During our consultation, in addition to assessing your medical concerns, I strive to understand what is important to you and what your goals of care are. I believe a collaborative effort and good communication form the basis of an effective doctor-patient relationship. | Why I entered medicine | I was inspired to enter medicine by my parents, who are in the field. Personal experiences sparked my interest in Neurology early on, and my fascination with the subject continued to grow during my medical training. I am stimulated and excited by the advances in our understanding and management of neurological diseases. Helping patients with chronic conditions (such as Parkinson's Disease) live their best lives is important to me. | Personal interests | I enjoy exploring the world with and through the eyes of my very curious and enthusiastic toddler girls – and try to escape for a moment’s peace when I can!. Dr. Sophie is rated as an Advanced provider by MediFind in the treatment of Parkinson's Disease. Her top areas of expertise are Movement Disorders, Parkinson's Disease, Essential Tremor, and Peripheral Neuropathy.

Philosophy of care | My philosophy of care is being a lifelong learner, a compassionate caregiver and a leader in health care. As a health care professional, I want to provide high-quality, patient-centered care tailored to each individual's unique needs. | Why I entered medicine | My father was a neurologist and always a model for me. My uncle and aunt are surgeons. As a teenager, I was always fascinated by biology and the intricacies of the human body. As I grew older, my interest in medicine grew stronger, and I knew becoming a medical doctor was my calling. | Community involvement | I promote the overall health and well-being of our community with a focus on diagnosing and treating patients with MS and MS symptoms. | Personal interests | I enjoy travel, photography and reading in my free time. Dr. Khaitov is rated as an Advanced provider by MediFind in the treatment of Parkinson's Disease. His top areas of expertise are Multiple Sclerosis (MS), Relapsing Multiple Sclerosis (RMS), Optic Neuritis, and Neuromyelitis Optica.

Amtul Farheen is a Neurologist in Allentown, Pennsylvania. Dr. Farheen is rated as an Experienced provider by MediFind in the treatment of Parkinson's Disease. Her top areas of expertise are Foot Drop, Chronic Inflammatory Demyelinating Polyneuropathy, Peripheral Neuropathy, and Arachnoid Cysts.

Denny John is a Neurologist in Bethlehem, Pennsylvania. Dr. John is rated as an Experienced provider by MediFind in the treatment of Parkinson's Disease. His top areas of expertise are Transient Ischemic Attack (TIA), Migraine, Seizures, and Epilepsy.