


Dr. Mark Kromer, MD
Dr. Mark Kromer, MD is a critical care surgery specialist in Portsmouth, NH and has over 20 years of experience in the medical field. He graduated from Medical College of Wisconsin in 2003. He is affiliated with Portsmouth Regional Hospital.
Practice
330 Borthwick Ave Ste 308 Portsmouth, NH 03801Make an Appointment
At a Glance
- Areas of ExpertiseDr. Kromer specializes in the areas of Critical Care Surgery & General Surgery. • See board certifications
- Practices at Top Hospital

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Dr. Kromer's Reviews
Overall Patient Satisfaction
About Me
biography
Dr. Mark Kromer, MD is a critical care surgery specialist in Portsmouth, NH and has over 20 years of experience in the medical field. He graduated from Medical College of Wisconsin in 2003. He is affiliated with Portsmouth Regional Hospital.Critical Care Surgery
General Surgery
*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Medical College Of Wisconsin
Medical School, 2003
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Affiliated Hospitals
- Recipient of 14
hospital awardsAmerica's 250 Best Hospitals Award™ (2025, 2024, 2023)
Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications
View all awardsCritical Care Excellence Award™ (2025)
Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications
View all patient feedbackHow patients felt about the care they received at this hospital.
81%Patients said they were given information about recovering at home3% lower than the national average
76%Patients said that doctors always listened to them and explained things well
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