About
Louis Jan, MD earned his medical degree at Jefferson Medical College and completed his internal medicine residency at the University of Maryland Medical Center. He then pursued a fellowship in Nephrology at Long Island Jewish Medical Center, where he served as chief fellow and received the Schneider Family Fellowship Award in Nephrology. Dr. Jan holds board certification in both internal medicine and nephrology. He joined the Englewood Health community in 2003 and has received the Excellence in Clinical Teaching award there. He also participates in resident training through the Englewood Hospital Internal Medicine Residency Program.
Dr. Jan's private practice centers on chronic kidney disease, which diabetes, obesity, hypertension, and smoking most often cause. He is passionate about wellness promotion and healthy lifestyle changes to prevent and slow the progression of kidney disease and its cardiovascular complications.
Education & Training
Medical School
Jefferson Medical College
Residency
Internal Medicine, University of Maryland Medical Center
Fellowship
Nephrology, Long Island Jewish Medical Center
Certifications
Conditions Treated
Who is Dr. Jan right for?
Dr. Jan is a strong fit for patients managing chronic kidney disease or conditions that drive it, including diabetes, hypertension, and obesity. Patients who want a physician with deep expertise in both internal medicine and nephrology will benefit from his dual board certification. He works well with individuals motivated to make lifestyle changes that protect long-term kidney and cardiovascular health. Executives seeking a thorough annual health evaluation with actionable follow-up will find his approach well-suited to their needs.
Similar Doctors Nearby
Dr. Tina FadilMD
chronic illness, disease risk factors, hypertension +2 more
Dr. Jeff Paley
diabetes, hypertension, cholesterol disorders +4 more
Dr. Marielaina DeRoseMD
Frequently Asked Questions
Dr. Jan specializes in chronic kidney disease and the conditions that most commonly cause it, including diabetes, hypertension, obesity, and smoking-related disease. He holds board certification in both nephrology and internal medicine, giving him a broad foundation for managing complex cases.
Yes. Dr. Jan holds board certification in both internal medicine and nephrology. He earned his nephrology certification after completing a fellowship at Long Island Jewish Medical Center, where he served as chief fellow.
Dr. Jan earned his medical degree at Jefferson Medical College. He completed his internal medicine residency at the University of Maryland Medical Center, then pursued a nephrology fellowship at Long Island Jewish Medical Center.
Yes. Dr. Jan received the Schneider Family Fellowship Award in Nephrology during his training at Long Island Jewish Medical Center. He has also received the Excellence in Clinical Teaching award at Englewood Health.
Dr. Jan actively participates in resident training through the Englewood Hospital Internal Medicine Residency Program. His commitment to teaching earned him the Excellence in Clinical Teaching award at Englewood Health.
Dr. Jan focuses on wellness promotion and lifestyle modification as tools to prevent and slow the progression of kidney disease. He helps patients understand how factors like diet, weight, blood pressure control, and smoking cessation protect kidney function and reduce cardiovascular risk.
Dr. Jan joined the Englewood Health community in 2003. He has built his practice there over more than two decades, focusing on nephrology, internal medicine, and preventive care.
Doctor profile last updated March 21, 2026