Consultants in Kidney Diseases
End-Stage Renal Disease Treatment • Parsippany–Troy Hills, NJ • Since 1996
About
End-Stage Renal Disease (ESRD) Specialist in Hamilton, NJ - Practice: Consultants in Kidney Diseases (Tebra Inc.) - Location: Hamilton, NJ (HQ) with services serving Central New Jersey, including Princeton, Trenton, and Bordentown - Lead clinicians: Zak Maniya MD, Rohit Aras DO, Hafiz Iqbal MD - Focus: Nephrology and hypertension with care for advanced kidney disease, dialysis, peritoneal dialysis, and post-kidney transplant patients - Services relevant to ESRD: diagnosis and management of end-stage renal disease, referral coordination for dialysis (hemodialysis and peritoneal dialysis), transplant consideration, and related kidney health care - Contact: 609-890-9111 or 609-890-6865; help@ckdnj.com - Highlights: Privately held specialty practice with over 50 years of combined nephrology experience; two offices in New Jersey; active patient base in Hamilton and surrounding areas If you’re specifically seeking an ESRD specialist in Hamilton, this practice provides nephrology care including dialysis and post-transplant support.
Clinic Type
End-Stage Renal Disease Treatment
Address
Hamilton, New Jersey
Phone
6098909111
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Opening Hours
Not published — contact the clinic to confirm hours.
Services Offered
Team
Insurance & Payment
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Languages Spoken
FAQs
What is end-stage renal disease?
End-stage renal disease means kidneys are working at less than 15% of capacity.
What end-stage renal disease means
Having end-stage renal disease means your kidneys are working at less than 15% of their capacity.
Who treats ESRD at Consultants in Kidney Diseases
Zak Maniya, MD, FACP, and the board-certified nephrologists at Consultants in Kidney Diseases in Hamilton, New Jersey.
What services are offered in relation to ESRD
They work with local dialysis centers to deliver life-saving care for patients experiencing end-stage renal disease and support patients through the kidney transplant process.
What dialysis options are mentioned
Hemodialysis (at a dialysis clinic or hospital) and peritoneal dialysis (at home).
Photos
What Patients Say
Overall sentiment across review platforms: mixed
- Consultants in Kidney Diseases (Practice-level): 4.9 out of 5 stars (based on 73 reviews) (73 reviews)
- Healthgrades (Dr. Sadhana Kumar): 3.86 out of 5 (likelihood to recommend) (Multiple individual reviews cited)
Patients praise
- Physicians described as thorough and attentive listeners
- Professional, courteous, and efficient office staff interactions (specific to some practices)
- Clear explanations of medical results and care plans in layman's terms
- High levels of trust and confidence in long-term physician-patient relationships
- Accommodating practice environments
Common complaints
- Difficulties with scheduling appointments
- Issues with billing and in-network laboratory services
- Reports of rude or unprofessional staff behavior
- Long wait times in office
- Concerns regarding lack of explanation for conditions or treatments
"Dr. Maniya is an excellent doctor who is very thorough and takes the time to really listen and evaluate your needs."
— Consultants in Kidney Diseases patient testimonial"Awful experience. they send the blood work to a lab that is not in network. the staff is rude and laughs when we talk to them. pathetic experience."
— Patient review on Healthgrades regarding Dr. Sadhana Kumar's office"I have been a patient of Dr. Nielsen for almost 20 years. I could not feel more confident in a physician."
— Patient review on WebMD for a nephrologist in the Parsippany areaSynthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].
In the News
- Dr. Ejo John, MD – Trenton, NJ | Nephrology — Feb 9, 2026
Information sourced from the clinic's website as of July 11, 2026.
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