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Welcome to Northern Nephrology

Our focus is the care of North Country patients with all forms of kidney disease and difficult to control hypertension. We provide high quality kidney care to our patients by leveraging the best technology, evidenced based care plans and a caring staff.

Take Charge

Learn how to create your own personal medical health record and take an active role in your kidney health. Help us help you!

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Kidney Education

Come to one of our "KidneyGarten" classes to learn about all aspects of chronic kidney disease — at your own pace.

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Leading the Way

We leverage the best technology with evidence-based protocols to provide the highest level of kidney care in the North Country.

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Why choose Northern Nephrology?

Experience

Providing high quality kidney care since 2002. Our board certified specialists are committed to ongoing continuing medical education.

We Listen

We take the time to listen carefully to our patients. Most correct diagnoses are made by obtaining an accurate and detailed history.

Continuity

At NNH we follow our patients whether they are in or out of the hospital. Consistent, connected care means better outcomes.

Home Team

Our providers and care team are all North Country residents. Providing the best care to our neighbors is a core belief.

The Hurwitz Lab

THL is where Dr. Hurwitz spends some "off time" creating health related education videos and podcasts. Click below to visit the THL YouTube channel.

Watch on YouTube

For Patients

Interactive Kidney Education Center

Learn about your kidneys on your own time. Our interactive tools help you understand your lab results, check symptoms, explore diet and lifestyle, and get answers to common questions all in one place.

GFR Calculator & CKD Stages

Enter your creatinine and age to estimate your kidney function, see your CKD stage, and understand what it means for your health.

Symptom Checker & Health Quiz

Select your symptoms to see if they may be kidney-related, and take our lifestyle quiz to get a personalized kidney health score.

Diet Guide, Fluid Tracker & More

Explore kidney-friendly foods, track your daily fluid intake, compare dialysis options, and ask our AI health assistant any question.

For Providers

Referrals to Northern Nephrology

We partner with primary care providers across the North Country to identify and manage kidney disease early. Use our tools below to assess your patients risk and send a referral.

Kidney Failure Risk Calculator

Enter your patients age, sex, eGFR and urine ACR to calculate their 2- and 5-year kidney failure risk using the validated KFRE equation.

Referral Guidance

Patients with a 5-year kidney failure risk 3% benefit from early nephrology evaluation, multidisciplinary CKD management, and individualized treatment planning.

Contact Our Office

To speak with our referral coordinator or send a referral directly, call us at (518) 324-4000 or use our online contact form.

Recent NNH News Stories

Advancing Home Dialysis Care for the North Country

April 1, 2026

Dr. Craig Hurwitz and Andrea McLean, RN attended Home Dialysis University to advance their expertise in peritoneal dialysis and home hemodialysis for North Country patients. Training with national leaders, they are bringing cutting-edge home dialysis strategies back to NNH to improve access, flexibility, and outcomes for patients with ESKD.

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NNH Welcomes Another Family Medicine Resident to Outpatient Nephrology Rotation

March 31, 2026

During her rotation at NNH, Dr. Sanyal gained valuable experience in early identification and management of chronic kidney disease, the importance of risk stratification, and coordinating care across outpatient settings. She developed a deeper understanding of how hypertension, diabetes, and lifestyle factors intersect with kidney health—insights that will directly inform her future in family medicine. This experience will enhance her ability to recognize kidney disease earlier, optimize preventive care, and collaborate more effectively with specialists to improve long-term outcomes for her patients.

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NNH Team Explores Kidney Disease Mechanisms Through Virtual Reality

March 5, 2026

NNH recently hosted an innovative virtual reality education session by Novartis, allowing our team to explore the kidney in an immersive 3-D environment. Through the VR experience, physicians and staff were able to visualize complex biological pathways such as the complement system and endothelin-1 signaling, helping deepen understanding of how these mechanisms contribute to kidney disease.

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Disclosure of Physician Ownership


In order to allow you to make a fully informed decision about your health care, the physicians of Northern Nephrology & Hypertension would advise you that at some point during the course of your treatment, you may be referred to one of the following outpatient Innovative Renal Care (IRC) dialysis centers in which certain physicians of the Practice own an indirect financial interest:

  • HKF Renal Center
  • Hastings Hemodialysis
  • Elizabethtown Dialysis Center
  • Massena Dialysis Center

Please note that you are free to select the outpatient dialysis centers listed above or outpatient dialysis centers other than those set forth above for your treatment. For more information about alternative dialysis providers, please ask your physician or a member of our staff. We will provide you with names and addresses of other providers that are near to your home or place of work.

If you have any questions concerning this notice, please feel free to ask your physician or any representative of our office. We welcome you as a patient and value our relationship with you.

Main Office

Northern Nephrology & Hypertension
52 Tom Miller Road
Plattsburgh, NY 12901
Phone: (518) 324-4000
Fax: (518) 324-4001

Office Hours: Mon-Fri 9AM-5PM

All Rights Reserved © 2023 Northern Nephrology & Hypertension‍