KOLs at Marshfield Clinic

26 key opinion leaders at Marshfield Clinic in the FindMyKOL directory. Each profile is resolved from public federal data (NPPES, CMS Open Payments, ClinicalTrials.gov, PubMed, OpenAlex) with every number cited to its source.

The 24 most cited

Adedayo Onitilo, MD

Marshfield Clinic

Active 2026

Basic profileFindMyKOL typeOncologyHematology / OncologyMidwest · WI

267
publications: 35
h-index: 1
NIH grant

View profile →

William Hocking, MD

Marshfield Clinic

Active 1987

Basic profileFindMyKOL typeOncologyHematology / OncologyMidwest · WI

65
publications: 23
h-index: 1
NIH grant

View profile →

Abdou Elhendy, MD, PhD

Marshfield Clinic

Basic profileFindMyKOL typeCardiologyCardiovascular DiseaseMidwest · WI

113
publications: 33
h-index

View profile →

Roxann Rokey, MD

Marshfield Clinic

Basic profileFindMyKOL typeCardiologyCardiovascular DiseaseMidwest · WI

68
publications: 26
h-index

View profile →

Ajay Parsaik, MD

Marshfield Clinic

Active 2025

Basic profileFindMyKOL typePsychiatryPsychiatryMidwest · WI

57
publications: 25
h-index: 1
company

View profile →

Kenneth Madden, MD, PhD

Marshfield Clinic

Basic profileFindMyKOL typeNeurologyNeurologyMidwest · WI

11
publications: 7
h-index: 2
trials

View profile →

John Braxton, MD

Marshfield Clinic

Active 2025

Basic profileFindMyKOL typeCardiologyThoracic Surgery (Cardiothoracic Vascular Surgery)Midwest · WI

38
publications: 17
h-index: 16
companies

View profile →

Peter Smith, MD

Marshfield Clinic

Active 1990

Basic profileFindMyKOL typeCardiologyClinical Cardiac ElectrophysiologyMidwest · WI

18
publications: 8
h-index: 1
NIH grant

View profile →

Richard Reinhart, MD

Marshfield Clinic

Basic profileFindMyKOL typeCardiologyCardiovascular DiseaseMidwest · WI

36
publications: 13
h-index

View profile →

Demet Gokalp Yasar, MD

Marshfield Clinic

Active 2025

Basic profileFindMyKOL typeOncologyHematology / OncologyMidwest · WI

21
publications: 7
h-index: 2
companies

View profile →

Martin Reriani, MD

Marshfield Clinic

Active 2023

Basic profileCritical Care MedicineMidwest · WI

58
publications: 17
h-index: 2
companies

View profile →

Maria Mascola, MD

Marshfield Clinic

Active 2023

Basic profileFindMyKOL typeGynecologicObstetrics & GynecologyMidwest · WI

18
publications: 9
h-index: 1
company

View profile →

Jessica Wernberg, MD

Marshfield Clinic

Basic profileFindMyKOL typeOncologySurgical OncologyMidwest · WI

30
publications: 9
h-index

View profile →

Param Sharma, MD

Marshfield Clinic

Active 2026

Basic profileFindMyKOL typeEmergingCardiologyCardiovascular DiseaseMidwest · WI

64
publications: 11
h-index: 6
companies

View profile →

Howard Swanson, MD

Marshfield Clinic

Active 2002

Basic profileFindMyKOL typeRheumatology/ImmunologyRheumatologyMidwest · WI

5
publications: 2
h-index

View profile →

Siddhartha Kattamanchi, MD

Marshfield Clinic

Active 2022

Basic profileFindMyKOL typeNephrologyNephrologyMidwest · WI

13
publications: 5
h-index: 1
company

View profile →

Chady Abboud Leon, MD

Marshfield Clinic

Basic profileFindMyKOL typeOncologyHematology / OncologyMidwest · WI

16
publications: 5
h-index

View profile →

Christopher Rall, MD

Marshfield Clinic

Active 2025

Basic profileFindMyKOL typeGastroenterologyGastroenterologyMidwest · WI

20
publications: 13
h-index: 1
company

View profile →

Brian Ewert, MD

Marshfield Clinic

Basic profileFindMyKOL typeNephrologyNephrologyMidwest · WI

7
publications: 5
h-index

View profile →

Anoop Mohamed Iqbal, MD

Marshfield Clinic

Active 2024

Basic profileFindMyKOL typeEndocrinology/MetabolicEndocrinology, Diabetes & MetabolismMidwest · WI

13
publications: 9
h-index: 2
companies

View profile →

Gerald Bucholtz, MD

Marshfield Clinic

Active 2013

Basic profileFindMyKOL typeRheumatology/ImmunologyAllergy & ImmunologyMidwest · WI

21
publications: 11
h-index

View profile →

Rana Nasser, MD

Marshfield Clinic

Basic profileFindMyKOL typeInfectious DiseaseInfectious DiseaseMidwest · WI

10
publications: 6
h-index

View profile →

Kathleen Finta, MD

Marshfield Clinic

Basic profileFindMyKOL typeCardiologyPediatric CardiologyMidwest · WI

9
publications: 8
h-index

View profile →

Jill Meilahn, DO

Marshfield Clinic

Basic profilePhysical Medicine & RehabilitationMidwest · WI

15
publications: 5
h-index

View profile →

Filter, sort, and export all 26 at Marshfield Clinic in the directory