


Dr. John Greenwood Jr, MD
Dr. John Greenwood Jr, MD is a critical care medicine specialist in Philadelphia, PA. He is affiliated with Hospital of the University of Pennsylvania.
Practice
3400 Spruce St Philadelphia, PA 19104Make an Appointment
At a Glance
- Areas of ExpertiseDr. Greenwood Jr specializes in the areas of Emergency Medicine & Internal Medicine - Critical Care Medicine. • See board certifications
- Practices at Top Hospital
- Hospital Satisfaction

Save money with free prescription discounts
Experience Check
Search for experience in a specific area
Insurance Check
Search for your insurance carrier and choose your plan type
Dr. Greenwood Jr's Reviews
Overall Patient Satisfaction
About Me
biography
Dr. John Greenwood Jr, MD is a critical care medicine specialist in Philadelphia, PA. He is affiliated with Hospital of the University of Pennsylvania.Critical Care Medicine
Emergency Medicine
*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Healthgrades receives board action history for physicians and physician assistants. The information displayed here is sourced from independent information providers, such as state board websites, and may not be the most up-to-date information. Healthgrades makes no representations with respect to the accuracy of any information provided here and assumes no responsibility or liability for such information.
Learn more about medical license public record checkProtocol for the MicroRESUS study: The impact of circulatory shock and resuscitation on microcirculatory function and mitochondrial respiration after cardiovascular surgery, 2022-08-26
Mitochondrial Networking in Human Blood Cells with Application in Acute Care Illnesses, 2017-12-21
Topical nitroglycerin to detect reversible microcirculatory dysfunction in patients with circulatory shock after cardiovascular surgery: an observational study, 2022-09-10
Focus on Asthma
Locations
Practice
Affiliated Hospitals
- Recipient of 60
hospital awardsAmerica’s 100 Best Hospitals for Cardiac Care Award™ (2025, 2024, 2023)
Top 5% in the nation for consistently delivering clinical quality
View all awardsAmerica's 100 Best Hospitals Award™ (2025, 2024)
Top 5% in the nation for consistently delivering clinical quality
View all patient feedbackHow patients felt about the care they received at this hospital.
91%Patients said they were given information about recovering at home7% higher than the national average
86%Patients said that nurses always listened to them and explained things well11% higher than the national average
Compare Providers
Providers shown based on Dr. Greenwood Jr's location and specialty. Show more Critical Care Medicine Doctors.