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Nephrology and Endocrinology Care

Chronic Kidney Disease. Diabetes. Hypertension. Thyroid Disease. These seemingly different disorders have complex connections. Our medical team understands, considers, and addresses these connections


At (PINE), we help patients of all ages treat the serious medical conditions that affect the kidneys, hormone levels, and one’s overall physical health . Our providers have backgrounds in both nephrology and endocrinology, and together we are helping our patients develop life-changing treatment plans.


Doctor Checking Blood Pressure

Meet Our Care Doctors

Dedicated, Board-Certified Specialists

Partners In Nephrology & Endocrinology (PINE) is western Pennsylvania's most recognized and experienced nephrology and endocrinology group. Practicing in our group are nephrologists, nephrology mid-level providers, endocrinologists, and endocrine mid-level providers. Through our team, we deliver personal, caring and compassionate care, and provide support to those living with conditions such as diabetes, chronic kidney disease, thyroid disease, and high blood pressure.

PINE Offices & Locations

Extensive Physician Network Throughout Southwestern PA

Partners In Nephrology & Endocrinology (PINE) is the most recognized and experienced nephrology and endocrinology group in the western Pennsylvania region. Our dedicated team of nephrologists and endocrinologists serve patients in multiple locations.

Our Locations
There is a map to the right. You can press each of the following groups to highlight that office on the map.

We Accept Most Insurance

Some of the top insurances we accept are listed here.

At Partners In Nephrology & Endocrinology, we accept all major insurance companies in the western Pennsylvania region! If you have specific questions about your coverage prior to your visit, we encourage you to contact us directly. We will do our best to answer your questions and will help you determine if you need to direct any questions to your insurance company’s helpline.

Patient Testimonials

  • The staff at PINE are very friendly and helpful. Dr. Nie took his time to explain my conditions with me. He’s very understanding and listens to your concerns. I would highly recommend PINE and Dr. Nie

    Posted On May 25, 2022
  • Met Dr. Zimmer as he was a consult for patients with kidney disease on our inpatient unit. Saw him as a very caring and involved doctor. Soon started seeing him for my own needs and he is just 100% in it with you. Cares and very kind.

    Posted On May 3, 2022
  • Thank you Dr. Diaz!!!! You and your staff are very pleasant, professional and helpful! He is extremely knowledgeable and explains in a way that easy to understand!! Thank you again. I absolutely recommend Dr. Diaz and this office!

    Posted On March 7, 2022
  • Dr. Rajupet is the best Endocrinologist in the region. She is very intuitive and very smart. Very straightforward and honest and that's what I love about her. And these people saying it is hard to get ahold of the office staff or the Dr. must not know how to follow phone promts. I always get a ca...

    Posted On December 13, 2021
  • Upon arrival I was greater with a friendly receptionist and also a very nice and friendly nurse. Dr. Kulick could not have been more informative and affable. He described everything that was involved with my case so that I was completely comfortable and knowledgeable. He is an absolute pleasure t...

    Posted On November 15, 2021
  • Always on top of my care.

    Posted On November 1, 2021
  • I was pleased about the whole visit. From the check in to checkout. Dr. Mitro spent time with me explaining answers to my questions great Dr.

    Posted On July 21, 2021
  • Everyone I have met there has treated me respectfully. Dr. Belayev has taken her time with me during my visits, has explained in detail why she has ordered the tests she has, and listened to my concerns.

    Posted On July 21, 2021
  • Office engagement staff was quality. Physician was thorough and the the physical examination staff person was outstanding.

    Posted On July 21, 2021
  • Friendly and efficient service.

    Posted On July 21, 2021