Matthew Mccambridge is an Intensive Care Medicine specialist and a Pulmonary Medicine provider in Allentown, Pennsylvania. Dr. Mccambridge is rated as an Experienced provider by MediFind in the treatment of Alpha-1 Antitrypsin Deficiency (AATD). His top areas of expertise are Lung Metastases, Chronic Obstructive Pulmonary Disease (COPD), Emphysema, and Bullae.

Philosophy of care | My philosophy is to provide you and your family the best medical care I can through communication, understanding and partnership. | Why I entered medicine | I entered medicine because of my interest in science and the connection it provides with people. Dr. Wong is rated as an Experienced provider by MediFind in the treatment of Alpha-1 Antitrypsin Deficiency (AATD). Her top areas of expertise are Jaundice, Visceromegaly, Enlarged Liver, Endoscopy, and Gastrectomy.

Philosophy of care | My principal aim is to treat all patients as I would want my family and friends to be treated: with dignity, respect and compassion. I want you to walk away from our first visit feeling seen and heard and knowing your experiences, thoughts and opinions regarding your care matter. I empower you and your caregivers with knowledge regarding your condition and how to navigate life with it. Living with liver disease can be incredibly difficult and overwhelming, so I am willing to walk with you every step of the way. | Why I entered medicine | Two reasons: my desire to care for others and my love for learning about the inner workings of the human body. I was drawn to the field of liver disease specifically because of the intellectual challenges inherent in caring for those with liver disease as well as the long-term relationships I am able to form with patients and their families. It is a career that challenges and humbles me on a daily basis, and I wouldn't have it any other way. | Personal interests | My family is my everything, and there is nothing more wonderful than spending time with them and watching my two children grow. Additionally, I love to garden, cook (though toddlers are the toughest food critics), make ice cream and ride my bike. Dr. Linganna is rated as an Experienced provider by MediFind in the treatment of Alpha-1 Antitrypsin Deficiency (AATD). Her top areas of expertise are Visceromegaly, Enlarged Liver, Hepatitis, Cirrhosis, and Liver Transplant.

Philosophy of care | My philosophy centers on you, your personal needs and unique health journey. I believe in a collaborative approach, empowering patients with knowledge and being actively involved in treatment decisions. Whether managing chronic liver disease, guiding someone through a transplant process or offering preventive care, I create a compassionate and supportive environment where you feel heard and cared for. | Why I entered medicine | I chose a medical career to make a positive impact on people’s lives, especially in the realm of complex diseases like liver conditions, where treatment requires a balance of medical expertise and empathy. Liver disease, in particular, often affects individuals and their family in profound ways, and I find it incredibly rewarding to help patients navigate their care, from diagnosis to advanced treatments like a transplant. | Personal interests | I enjoy cooking and traveling, as well as time with family and close friends. I believe in maintaining a healthy lifestyle with proper eating and regular exercise. I'm also committed to finding a balance between work and personal life. Dr. Peyton is rated as an Experienced provider by MediFind in the treatment of Alpha-1 Antitrypsin Deficiency (AATD). His top areas of expertise are Hepatitis C, Primary Biliary Cholangitis, Hepatitis, Endoscopy, and Colonoscopy.

C Petersen is a Sleep Medicine specialist and a Pulmonary Medicine provider in Allentown, Pennsylvania. Dr. Petersen is rated as an Experienced provider by MediFind in the treatment of Alpha-1 Antitrypsin Deficiency (AATD). His top areas of expertise are Lung Metastases, Obstructive Sleep Apnea, Lymphofollicular Hyperplasia, Chronic Obstructive Pulmonary Disease (COPD), and Advanced Bronchoscopy.

Philosophy of care | My goal is to do my best for each patient and realize each patient is unique. | Why I entered medicine | I got into medicine to help those who are ailing. | Community involvement | I support missionary organizations in Africa (African Mission Healthcare). | Personal interests | It’s important to be part of my young family by spending time with them. I also enjoy soccer and running. | Image | Lehigh Valley Hospital is ranked 42th for pulmonology and lung surgery on the 2025-2026 U.S. News & World Report Best Hospitals list. |. Dr. Ochieng is rated as an Experienced provider by MediFind in the treatment of Alpha-1 Antitrypsin Deficiency (AATD). His top areas of expertise are Chronic Obstructive Pulmonary Disease (COPD), Lung Metastases, Chronic Cough, Gastrostomy, and Advanced Bronchoscopy.

Philosophy of care | I practice patient-centered care. | Why I entered medicine | My love of science, teaching and helping others led me to a medical career. | Community involvement | I volunteered at a clinic. | Personal interests | I enjoy reading and photography in my free time. Dr. Lesitsky is rated as an Experienced provider by MediFind in the treatment of Alpha-1 Antitrypsin Deficiency (AATD). His top areas of expertise are Sitosterolemia, Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), and Alpha-1 Antitrypsin Deficiency (AATD).

Loveleen Sidhu is a Gastroenterologist in Fountain Hill, Pennsylvania. Dr. Sidhu has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Alpha-1 Antitrypsin Deficiency (AATD). Her top areas of expertise are Angiodysplasia of the Colon, Watermelon Stomach, Chronic Erosive Gastritis, Colonoscopy, and Endoscopy.

Christopher Alia is a Pulmonary Medicine specialist and an Intensive Care Medicine provider in Fountain Hill, Pennsylvania. Dr. Alia is rated as an Experienced provider by MediFind in the treatment of Alpha-1 Antitrypsin Deficiency (AATD). His top areas of expertise are Lung Metastases, Chronic Obstructive Pulmonary Disease (COPD), Emphysema, Gastrostomy, and Endoscopy.

Alan Brau is a Pulmonary Medicine specialist and a Sleep Medicine provider in Bethlehem, Pennsylvania. Dr. Brau is rated as an Experienced provider by MediFind in the treatment of Alpha-1 Antitrypsin Deficiency (AATD). His top areas of expertise are Obstructive Sleep Apnea, Restless Legs Syndrome, Pulmonary Fibrosis, and Periodic Limb Movement Disorder.

Philosophy of care | I believe a physician should be compassionate, dedicated and work well on a team. I encourage my patients to be an active participant in their health care. | Why I entered medicine | My mother was diagnosed with aplastic anemia when I was 8 years old. From a young age, I became familiar with hospitals, doctors and nurses. Compassionate doctors explained my mother's illness. This experience gave me a better understanding of the medical profession, specifically the important role of the physician. The dedication of the hospital staff inspired me to become a doctor. | Personal interests | I enjoy reading, cooking and playing Wii Fit, as well as spending time with my husband and daughter. Dr. Keller is rated as an Experienced provider by MediFind in the treatment of Alpha-1 Antitrypsin Deficiency (AATD). Her top areas of expertise are Cirrhosis, Melorheostosis with Osteopoikilosis, Melorheostosis, and Osteopenia.

Livia Bratis is a Pulmonary Medicine provider in Easton, Pennsylvania. Dr. Bratis is rated as an Experienced provider by MediFind in the treatment of Alpha-1 Antitrypsin Deficiency (AATD). Her top areas of expertise are Lung Metastases, Chronic Obstructive Pulmonary Disease (COPD), Bronchiolitis Obliterans, Ureteroscopy, and Pacemaker Implantation.