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Michael Portman, MD

Enriched profile

Professor of Pediatrics, University of Washington School of Medicine; Director of Research, Division of Cardiology, Seattle Children's Hospital · Seattle Children's Hospital

ORCID↗NPI↗
Region🇺🇸 Seattle, WA · West · United StatesSpecialtyPediatric CardiologyFocusCardiology
Active KOLfindmyKOL typefindmyKOL type: our influence ranking, shown when you reveal the full profileLatest publication2026Online presenceNone verifiedPayments2021–2024NIH funding1992–2025

Michael Portman is Professor of Pediatrics, University of Washington School of Medicine; Director of Research, Division of Cardiology, Seattle Children's Hospital at Seattle Children's Hospital. OpenAlex indexes 286 publications with 7,577 citations (h-index 44); ClinicalTrials.gov lists 4 registered studies with this person as an investigator. By OpenAlex citation count, this profile ranks in the top 10% of Pediatric Cardiology profiles in the findmyKOL directory.

Data verified 14 Aug 2026

Overview

Updated 1 Sept 2026

Michael A. Portman is Professor of Pediatrics, University of Washington School of Medicine at Seattle Children's Hospital / University of Washington School of Medicine. The public record shows 286 publications with 7,577 citations (h-index 44), centered on Cardiology. It also documents an investigator role on 4 registered clinical trials, industry payments reported by 3 companies, 11 NIH-funded awards (1992–2025).

  • Most recent indexed publication: 2026 · Science advances
  • Top research focus: Cardiology
  • 4 registered trials on ClinicalTrials.gov
  • Open Payments reporting from 3 companies

Generated from the cited public record · current as of 1 Sept 2026. Every fact links its source below.

Indications focus

from trials led + research topics
Heart Defects, Congenital2 trialsMucocutaneous Lymph Node Syndrome1 trial

Research focus

OpenAlex concept fingerprint
Cardiology

Drugs & molecules

across trials, industry payments and publications
Arcalystgeneric · RilonaceptClinical trials—Industry payments9Publications—Savaysageneric · EdoxabanClinical trials—Industry payments2Publications—

Works with

trial sponsors and companies reporting payments
Kiniksa Pharmaceuticals, Ltd.Clinical trials—Industry payments10Daiichi Sankyo Inc.Clinical trials—Industry payments3Michael PortmanClinical trials2Industry payments—
3 more company records behind the reveal.Reveal →

Scholarship

indexed output and impact (OpenAlex)
View publications ↓
286publications

Distinct works indexed by OpenAlex, matched via ORCID; 5 in PubMed.

7,577citations

Total citations across indexed works.

44h-index

Hirsch index, productivity × impact (OpenAlex).

Clinical & industry

trials, payments and federal funding
4clinical trials

Investigator role on registered studies.

View trials ↓
3companies · 2021–2024

Companies reporting payments to CMS. Facts, not judgments.

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11NIH grants · 1992–2025

Federally funded research awards.

View funding ↓

Contact

The practice address and phone this provider lists in the federal NPPES (CMS) registry.

Practice address

Telephone

Practice address and telephone from the federal NPPES registry.

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Clinical trials

Updated 1 Sept 2026

Listed as an investigator on 4 registered studies on ClinicalTrials.gov. The most recent:

1 more trial record behind the reveal.Reveal →

Industry payments

Updated 1 Sept 2026

3 companies reported payments to CMS in program years 2021–2024. These are public disclosures, not judgments. The latest:

3 more payment records behind the reveal.Reveal →
View the CMS Open Payments record ↗

NIH funding

Updated 1 Sept 2026

11 NIH research awards on record, funded 1992–2025 per NIH RePORTER. The latest:

74 more award records behind the reveal.Reveal →

Publications

Updated 1 Sept 2026

Their five most recent publications, matched to their ORCID record and linked to PubMed.

Background & recognition

Updated 1 Sept 2026

Credentials, appointments and honors, newest first, each linked to the public source it came from.

Education

degrees and training on record
  • Fellowship in Pediatric Cardiology

    Case Western Reserve University / University Hospitals Cleveland Medical Center / Rainbow Babies and Children's Hospital

    1986
    provisionalFound in a cited public source but not yet independently corroborated. Published as a labeled candidate and queued for verification.How we verify →health.usnews.com ↗
  • MD

    University of Cincinnati College of Medicine

    1980
    provisionalFound in a cited public source but not yet independently corroborated. Published as a labeled candidate and queued for verification.How we verify →health.usnews.com ↗
  • Board Certified

    Pediatric Cardiology

    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 →seattlechildrens.org ↗
  • Board Certified

    Pediatrics

    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 →seattlechildrens.org ↗

Editorial & leadership roles

journal and society appointments
  • Principal Investigator

    Stipends for Training Aspiring Researchers (STAR) program

    1993
    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 →seattlechildrens.org ↗
  • Director of Research

    Division of Cardiology, Seattle Children's Hospital

    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 →seattlechildrens.org ↗
  • Director

    Portman Research Group (cardiac metabolism, Kawasaki disease research), Seattle Children's / Center for Integrative Brain Research

    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 →seattlechildrens.org ↗

Awards & honors

honors on the public record

Secondary affiliations

appointments beyond the home institution

Media & interviews

press, podcasts and appearances
  • Video interview

    "Dr Michael Portman Explains How Cardiac Disease Differs Between Pediatric, Adult Patients," AJMC, recorded at 2022 AHA Scientific Sessions

    2022
    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 →ajmc.com ↗
  • Video interview

    "Dr Michael Portman: Edoxaban Facilitates Easier Treatment, Improved QOL in Pediatric Cardiac Disease," AJMC

    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 →ajmc.com ↗
  • Featured Q&A

    "Dr. Michael Portman Explains How Cardiac Disease Differs Between Pediatric, Adult Patients," Kawasaki Disease Foundation

    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 →kdfoundation.org ↗

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.

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