William Janssen
Experienced in COVID-19

Dr. William Janssen

Pulmonary Medicine
National Jewish Health
1400 Jackson St, 
Denver, CO 
Experienced in COVID-19
National Jewish Health
1400 Jackson St, 
Denver, CO 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

William Janssen is a Pulmonary Medicine provider in Denver, Colorado. Dr. Janssen is rated as an Experienced provider by MediFind in the treatment of COVID-19. His top areas of expertise are Pneumonia, Cerebral Hypoxia, Pulmonary Fibrosis, and Pulmonary Hypertension.

His clinical research consists of co-authoring 107 peer reviewed articles and participating in 3 clinical trials. MediFind looks at clinical research from the past 15 years. In particular, he has co-authored 2 articles and participated in 3 clinical trials in the study of COVID-19.

Specialties
Pulmonary Medicine
Licenses
Critical Care Medicine in CO
Hospital Affiliations
Saint Joseph Hospital
Languages Spoken
English
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO

Locations

National Jewish Health
1400 Jackson St, Denver, CO 80206
Call: 303-388-4461
Other Locations
Intermountain Health Saint Joseph Hospital
1375 E 19th Ave, Denver, CO 80218
Call: 303-812-2000

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

3 Clinical Trials

Part 1: A Randomized Controlled Open-Label Study of CM4620 Injectable Emulsion (CM4620-IE) in Patients With Severe COVID-19 Pneumonia Part 2: A Randomized Double Blind, Placebo-Controlled Study of Auxora for the Treatment of Severe COVID-19 Pneumonia (CARDEA)
Part 1: A Randomized Controlled Open-Label Study of CM4620 Injectable Emulsion (CM4620-IE) in Patients With Severe COVID-19 Pneumonia Part 2: A Randomized Double Blind, Placebo-Controlled Study of Auxora for the Treatment of Severe COVID-19 Pneumonia (CARDEA)
Enrollment Status: Completed
Publish Date: September 18, 2025
Intervention Type: Drug
Study Drug: Auxora
Study Phase: Phase 2
A Randomized, Double-blind, Dose-ranging, Placebo Controlled, Phase 2a Evaluation of the Safety, Tolerability, and Pharmacokinetics of PLN-74809 in Participants With Acute Respiratory Distress Syndrome (ARDS) Associated With at Least Severe COVID-19 (INTEGRIS-ARDS)
A Randomized, Double-blind, Dose-ranging, Placebo Controlled, Phase 2a Evaluation of the Safety, Tolerability, and Pharmacokinetics of PLN-74809 in Participants With Acute Respiratory Distress Syndrome (ARDS) Associated With at Least Severe COVID-19 (INTEGRIS-ARDS)
Enrollment Status: Terminated
Publish Date: November 17, 2022
Intervention Type: Drug
Study Drug: PLN-74809
Study Phase: Phase 2
A Randomized, Double-blind, Placebo-controlled, Clinical Trial of LY3127804 in Patients Who Are Hospitalized With Pneumonia and Presumed or Confirmed COVID-19
A Randomized, Double-blind, Placebo-controlled, Clinical Trial of LY3127804 in Patients Who Are Hospitalized With Pneumonia and Presumed or Confirmed COVID-19
Enrollment Status: Terminated
Publish Date: August 12, 2021
Intervention Type: Drug
Study Phase: Phase 2
View 2 Less Clinical Trials

107 Total Publications

Tobramycin enhances Mycobacterium abscessus fitness through whiB7 induction.
Tobramycin enhances Mycobacterium abscessus fitness through whiB7 induction.
Journal: bioRxiv : the preprint server for biology
Published: November 19, 2025
View All 107 Publications
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Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Janssen's expertise for a condition
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    • Distinguished
    • Pneumonia
      Dr. Janssen is
      Distinguished
      . Learn about Pneumonia.
      See more Pneumonia experts
    • Advanced
    • Cerebral Hypoxia
      Dr. Janssen is
      Advanced
      . Learn about Cerebral Hypoxia.
      See more Cerebral Hypoxia experts
    • Pulmonary Fibrosis
      Dr. Janssen is
      Advanced
      . Learn about Pulmonary Fibrosis.
      See more Pulmonary Fibrosis experts
    • Pulmonary Hypertension
      Dr. Janssen is
      Advanced
      . Learn about Pulmonary Hypertension.
      See more Pulmonary Hypertension experts
    • Experienced
    • Acute Interstitial Pneumonia
      Dr. Janssen is
      Experienced
      . Learn about Acute Interstitial Pneumonia.
      See more Acute Interstitial Pneumonia experts
    • Acute Respiratory Distress Syndrome (ARDS)
      Dr. Janssen is
      Experienced
      . Learn about Acute Respiratory Distress Syndrome (ARDS).
      See more Acute Respiratory Distress Syndrome (ARDS) experts
    • Asthma
      Dr. Janssen is
      Experienced
      . Learn about Asthma.
      See more Asthma experts
    • Chronic Obstructive Pulmonary Disease (COPD)
      Dr. Janssen is
      Experienced
      . Learn about Chronic Obstructive Pulmonary Disease (COPD).
      See more Chronic Obstructive Pulmonary Disease (COPD) experts
    • COVID-19
      Dr. Janssen is
      Experienced
      . Learn about COVID-19.
      See more COVID-19 experts
    • Cystic Fibrosis
      Dr. Janssen is
      Experienced
      . Learn about Cystic Fibrosis.
      See more Cystic Fibrosis experts
    View All 11 Experienced Conditions
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