Accepting New Patients
About me
Mark Johnson, MD, is a nephrologist with Atlantic Medical Group Nephrology at Morristown. Board-certified in internal medicine and nephrology by the American Board of Internal Medicine, he completed fellowship-training in nephrology. His practice focuses on diagnosing, treating, and managing diseases and complications affecting the kidneys.
With nearly 20 years of clinical experience, including over 10 years as an attending hospitalist at Morristown Medical Center, Dr. Johnson understands that kidney disease can have a profound impact on patients. His practice focuses on kidney functioning and diseases and conditions that can affect kidney health such as kidney stones, chronic kidney disease and high blood pressure. Dr. Johnson is dedicated to treating underlying disease to help patients maintain an active and healthy lifestyle while preserving kidney health. He employs a patient-centered approach to delivering the highest quality care and takes the time to educate patients and loved ones on the options available for treatment.
After earning his degree from New York University School of Medicine, Dr. Johnson completed his residency at the Mount Sinai School of Medicine, NYC, and subsequently pursued fellowship training at Montefiore Medical Center/Albert Einstein College of Medicine, NYC. Dr. Johnson is a participating provider of the Atlantic Accountable Care Organization.
SPECIALTIES
Nephrology
AFFILIATIONS
Atlantic Medical Group
Morristown Medical Center
Where to see me
Insurance
Please contact the practice to confirm your health plan is accepted.
Education & Experience
TRAINING
BOARD CERTIFICATIONS
Patient Reviews
4.8
- 5.0Apr 28, 2025This was my first visit with Dr. Johnson. I would highly recommend him. He took the time to explain everything to me and didn't rush through the visit.
- 4.3Apr 28, 2025All was good.
- 4.3Apr 28, 2025No delays. Very good.
- 5.0Apr 22, 2025Didn't get a call back regarding lab results.
- 5.0Apr 21, 2025Dr Johnson is empathetic and caring. He explains meds and conditions in a thoughtful manner. All of the staff is also very caring.