Overview
Updated 14 Jul 2026
Geoffrey A. Block, MD, is Associate Chief Medical Officer & Senior Vice President, Clinical Research & Medical Affairs at U.S. Renal Care. The public record shows 287 publications with 23,163 citations (h-index 62), centered on Parathyroid Disorders and Treatments, Dialysis and Renal Disease Management, Magnesium in Health and Disease. It also documents an investigator role on 13 registered clinical trials, industry payments reported by 10 companies.
- Most recent indexed publication: 2026 · Kidney360
- Top research focus: Parathyroid Disorders and Treatments
- 13 registered trials on ClinicalTrials.gov
- Open Payments reporting from 10 companies
Generated from the cited public record · current as of 14 Jul 2026. Every fact links its source below.
Indications focusfrom trials led + research topics
Research focusOpenAlex concept fingerprint
Drugs & moleculesacross trials, industry payments and publications
Works withtrial sponsors and companies reporting payments
Scholarshipindexed output and impact (OpenAlex)
View publications ↓Distinct works indexed by OpenAlex, matched via ORCID; 8 in PubMed.
Total citations across indexed works.
Hirsch index (OpenAlex). i10-index 137.
Clinical & industrytrials, payments and federal funding
Federally funded research awards.
Clinical trials
Updated 14 Jul 2026
Listed as an investigator on 13 registered studies on ClinicalTrials.gov. The most recent:
- A Prospective Interventional Study Assessing the Clinical and Operational Effectiveness of Transitioning From Mircera to Daprodustat for the Treatment of Anemia in End Stage Kidney Disease
Sponsor: USRC Kidney Research
InvestigatorPhase 4CompletedNCT05951192 - Ferric Citrate for the Transition From CKD Stage 4/5 to CKD Stage 5D
Sponsor: Denver Nephrologists, P.C.
InvestigatorPhase 3CompletedNCT02492620 - KRX-0502 (Ferric Citrate) for the Treatment of IDA in Adult Subjects With NDD-CKD
Sponsor: Keryx Biopharmaceuticals
InvestigatorPhase 3CompletedNCT02268994
Industry payments
Updated 14 Jul 2026
10 companies reported payments to CMS in program years 2021–2025. These are public disclosures, not judgments. The latest:
- Outset Medical IncProgram year20251 payment$15,000openpaymentsdata.cms.gov ↗
- AKEBIA THERAPEUTICS INCProgram year20254 payments
- Shionogi IncProgram year20251 payment
NIH funding
We didn't find any NIH-funded research awards for this person in NIH RePORTER. Why? →
Congress activity
Updated 14 Jul 2026
2 congress contributions (2014–2018) across ASCO, ASH per OpenAlex. The most recent:
- The evaluation of denosumab safety in patients with chronic kidney disease: An open-label study.
ASCO Annual Meeting
ASCO2014Presenting authorOnline-only
Published abstracts are attributed via the same ORCID-disambiguated authorship as publications, so each is DOI-verified. Podium roles (invited talks, session chairs) and oral/poster type are added as program data is confirmed.
Publications
Updated 14 Jul 2026
Their five most recent publications, matched to their ORCID record and linked to PubMed.
- A Phase 2 Clinical Trial of Oxylanthanum Carbonate in Patients Receiving Maintenance Hemodialysis with Hyperphosphatemia.
Clinical journal of the American Society of Nephrology
2025
Most-cited worksby citation count (OpenAlex)
Contact
An office address from a public listing. This research profile has no federal registry record to draw from.
Office address
10099 Ridgegate Pkwy Ste 120, Lone Tree, CO 80124
Network
Updated 14 Jul 2026
The people this person publishes with most, by number of co-authored papers. Names link to their own profile when we have one.
Background & recognition
Updated 14 Jul 2026
Credentials, appointments and honors, newest first, each linked to the public source it came from.
Educationdegrees and training on record
- BA
Zoology, Miami University (Oxford, OH)
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →rockymountainkidney.com ↗ - MD
University of Cincinnati College of Medicine
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →usrenalcare.com ↗ - Internal Medicine Residency and Chief Residency
University of Cincinnati
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →usrenalcare.com ↗ - Nephrology Fellowship
University of Michigan (Ann Arbor)
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →usrenalcare.com ↗ - verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →prnewswire.com ↗
Editorial & leadership rolesjournal and society appointments
- verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →prnewswire.com ↗
- Manuscript reviewer (since 2000) for New England Journal of Medicine
Journal of the American Medical Association, Journal of the American Society of Nephrology, and American Journal of Kidney Disease
2000verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →usrenalcare.com ↗ - Member
Scientific Advisory Board, R1 Therapeutics (supporting AP306 development for chronic kidney disease)
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →globenewswire.com ↗
Awards & honorshonors on the public record
- 2026 American Association of Kidney Patients (AAKP) Medal of Excellence
awarded for lifetime contributions to kidney care
2026verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →prnewswire.com ↗
Secondary affiliationsappointments beyond the home institution
- Rocky Mountain Kidney Care (Lone Tree, CO)
clinical practice affiliation
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →rockymountainkidney.com ↗ - Former Vice President
Nephrology, Reata Pharmaceuticals
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →prnewswire.com ↗ - Former Director of Clinical Research
Denver Nephrology Research Division (Colorado Kidney Care)
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →prnewswire.com ↗
Every item links to where we found it. verified means we've confirmed it in more than one place; provisional means we found it and are still confirming.
Online presence
Updated 14 Jul 2026
This person's own public accounts first, then places where others mention them. Two different things, listed separately.
Mentions by otherswhere others cite or feature them
- X / Twitter
ir.ardelyx.com/news-releases/news-release-details/ardelyx-appoints-renowned-nephrologist-geoffrey-block-md-its
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →ir.ardelyx.com ↗ - Other
usrenalcare.com/bio/geoffrey-a-block
verifiedCorroborated by findmyKOL. We matched this record across two or more independent public sources (or a verified ORCID / NPI identifier bridge) before attributing it to this person.How we verify →usrenalcare.com ↗
We list an account only when the public record ties it to this person. verified means we've confirmed the match in more than one place; provisional means it looks right but we're still confirming.
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