Mohsen A. Isaac, M.D.
Mohsen A. Isaac, M.D.Dr. Isaac is the Medical Director of Radiation Oncology at MVH and Clinical Assistant Professor at Temple University School of Medicine. He is one of the few physicians who utilizes an innovative technique to treat high-risk patients with early-stage, non-small cell lung cancer by implanting low-dose radioactive seeds permanently into the lungs.

In 2002, Dr. Isaac completed four years of residency training in radiation oncology at SUNY Upstate Medical University in Syracuse, New York. In addition to serving as Chief Resident while in Syracuse, Dr. Isaac presented work at a national meeting, served as co-principal investigator for a phase III corporate sponsored trial, and published a chapter in a textbook of radiotherapy. He was also awarded the Compassionate Physician of the Year designation from Central New York Hospice.

Prior to his training in the United States, Dr. Isaac graduated with honors from Cairo University School of Medicine in 1993. He then completed his internship at Brookdale Hospital Medical Center in Brooklyn, New York.

Dr. Isaac has experience in prostate seed implantation, high-dose rate brachytherapy, three-dimensional conformal radiation therapy, intensity modulated radiation therapy (IMRT), gamma knife stereotactic radiosurgery, and cranial and body stereotactic radiotherapy.

He has a strong interest in clinical research and multi-modality treatment of cancer.

Dr. Isaac is certified by the American Board of Radiology in Therapeutic Radiology and is a member of the American Society for Therapeutic Radiology and Oncology, the American College of Radiology, the American College of Radiation Oncology and the American Brachytherapy Society.

Although a practicing physician, Dr. Isaac continues to author and publish papers on numerous medical topics and serve as a featured speaker at oncology conferences and workshops.

Read Dr. Isaac's healthgrades profile.
Dawson Lim, M.D.
Dawson Lim, M.D.Dawson Lim, M.D., specializes in Medical Oncology and Hematology and has worked at Monongahela Valley Hospital since 1982, predating the Charles L. and Rose Sweeney Melenyzer Pavilion and Regional Cancer Center, which opened in 1985. Dr. Lim received his medical degree from the University of Michigan Medical School. He was a fellow in Hematology and Oncology at the University of Pittsburgh, where he also completed his internship and residency. Dr. Lim treats all types of cancers but has extensive experience with anemia, deep vein thrombosis (DVT), leukocytosis, lymphoma, Macroglobulinemia (including Waldenstrom's), myelodysplastic syndromes, myeloma, myeloproliferative disorders, neutropenia, non-Hodgkin's lymphoma and sickle cell disease. Dr. Lim is the chairman of the hospital's tumor board, which meets weekly.
Lowell C. Shinn, M.D.
Andrew J. Zahalsky, M.D.
Andrew J. Zahalsky, M.D.The way you want to be treated.™

Dr. Zahalsky specializes in Medical Oncology, the diagnosis and treatment of cancer by chemotherapy, and serves Monongahela Valley Hospital as the Director of Medical Oncology.

Dr. Zahalsky joined the staff of MVH in 2002 to assist in coordinating the $10 million expansion of the Sweeney Melenyzer Pavilion and Regional Cancer Center.

Dr. Zahalsky received his medical degree with Highest Dean's Letter Ranking from Brown University School of Medicine in Providence, R.I. He also received a Master of Arts Degree in Molecular and Cellular Biology and Biochemistry from Brown and graduated magna cum laude with a Bachelor of Science in Biology as an undergraduate from Brown. He completed his residency in internal medicine at Mount Sinai Medical Center in New York, N.Y.; and his Medical Oncology/ Hematology fellowship at Memorial Sloan Kettering Cancer Center in New York, N.Y., along with a fellowship in Medicine from the Weill Cornell Medical College of Cornell University. He is board certified in Medical Oncology by the American Board of Internal Medicine and has received numerous awards and honors including being honored as a Clinical Champion by the American College of Surgeons' Cancer Liaison Program, recognizing physicians who go above and beyond to benefit their cancer program and the community and by serving as a role model for other staff and exhibiting characteristics that make him a physician champion for the cancer program. Dr. Zahalsky also serves as Chairman of the MVH Oncology Committee. He is a native of Brooklyn, N.Y., who grew up in Florida and relocated to the Mon Valley with his wife Amy, where they live with their four children.