Joel Kopple is a Nephrology physician affiliated with UCLA Health. OpenAlex indexes 490 publications with 41,868 citations (h-index 101); ClinicalTrials.gov lists 2 registered studies matched to this name. By OpenAlex citation count, this profile ranks in the top 5% of Nephrology profiles in the findmyKOL directory.
Overview
Scholarship
indexed output and impact (OpenAlex)Distinct works indexed by OpenAlex, matched via ORCID.
Total citations across indexed works.
Hirsch index, productivity × impact (OpenAlex).
Clinical & industry
trials, payments and federal fundingContact
The practice address and phone this provider lists in the federal NPPES (CMS) registry.
Practice address
21840 Normandie Ave
Ste. 700
Torrance, CA 905022047
Telephone
310-222-5101Registry record last updated 9 Jul 2007.
Clinical trials
- Dietary Protein Requirements in Hemodialysis Patients
Sponsor: Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
- Fosrenol and Phosphorus Balance - Lanthanum Carbonate
Sponsor: Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Registered studies on ClinicalTrials.gov where the overall official or a site investigator name-matches this physician, confirmed against known institution/geography. Latest few shown; the full list is part of the full profile.
Industry payments
1 company reported payments to CMS in program years 2021 onward. These are public disclosures, not judgments. The latest:
- Calliditas Therapeutics US Inc.Program year20251 payment
Payment records matched to this physician's NPI in CMS Open Payments, program years 2021 onward.
NIH funding
13 NIH research awards on record, funded 1985–2009 per NIH RePORTER. The latest:
- DIETARY PROTEIN INTAKE IN MAINTENANCE OF HEMODIALYSIS PATIENTS
Lundquist Institute for Biomedical Innovation at Harbor-Ucla Medical Center
FY2009$220,587M01RR000425 - ARGININE TREATMENT FOR ALCOHOLIC HEPATITIS
Lundquist Institute for Biomedical Innovation at Harbor-Ucla Medical Center
FY2009$20,475M01RR000425 - DIETARY PROTEIN INTAKE IN MAINTENANCE OF HEMODIALYSIS PATIENTS
Lundquist Institute for Biomedical Innovation at Harbor-Ucla Medical Center
FY2008$817,070M01RR000425
Awards in the NIH RePORTER records where a principal investigator name matches this physician at an organization in their practice state. Latest award years shown; each row links to the project record on RePORTER.
Publications
Matched to this physician's OpenAlex author record; most-cited works shown first.
- KDOQI Clinical Practice Guideline for Nutrition in CKD: 2020 Update
American Journal of Kidney Diseases
2020 - Management of protein-energy wasting in non-dialysis-dependent chronic kidney disease: reconciling low protein intake with nutritional therapy
American Journal of Clinical Nutrition
2013 - Serum creatinine as a marker of muscle mass in chronic kidney disease: results of a cross‐sectional study and review of literature
Journal of Cachexia Sarcopenia and Muscle
2012 - Frailty and Protein-Energy Wasting in Elderly Patients with End Stage Kidney Disease
Journal of the American Society of Nephrology
2012 - Serum Albumin as a Predictor of Mortality in Peritoneal Dialysis: Comparisons With Hemodialysis
American Journal of Kidney Diseases
2011
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A basic profile from our physician directory: identity and practice contact from the federal NPPES registry, research from OpenAlex, trials from ClinicalTrials.gov, payments from CMS Open Payments, shown itemized where we have matched records, as a count where we only have a total. This person hasn't been through our full identity-adjudication pipeline yet, so funding, congress activity and public presence aren't shown. Absence of a section means “not yet looked,” never “none found.”