USMLE Step 1

Learn the Clinical Reasoning Skills You Need to Score 250+

Join Medical School Companion and access the top-rated USMLE Step 1 review course in the country.


Medical students around the world rely on Medical School Companion for success on USMLE Step 1

A Complete Review Course

Find a complete curriculum that takes you all the way from basic science to shelf exams and beyond!

Newly Updated Textbooks


Thousands of up-to-date questions written by the most experienced faculty in the industry


Join our highly-acclaimed faculty for live interactive sessions covering the most high-yield concepts guaranteed to show up on your USMLE Step 1 exam


Your Trusted Guides Through Medical School

Philip Tisdall, MD

Award-winning teacher and author, trained at the Mayo Clinic and is a diplomat of the American Board of Pathology

Mary Ruebush, PhD

One of the nation’s most experienced instructors in Microbiology, Immunology, and Medical Genetics

Jack Wilson, PhD

Professor of Anatomy and Neurobiology at the University of Tennessee Health Science Center in Memphis, TN

Bently Doonan, MD

Board-certified Internal Medicine physician with a master's degree in cancer immunology

Eric Neilson, MD

Board-certified Family Medicine physician who has treated patients in numerous 3rd world countries

Camilla Gupta, MD

Board-certified Pediatrician with extensive international clinical research and teaching experience

Mentoring Advising Tutoring and Coaching Hub

Get ready for exam day with MSC-Certified Tutors who know what it takes to succeed


We tailor our tutoring to your particular learning style to help you retain information and perform better on exam day.


We optimize tutoring sessions to ensure you get the most value for your money and make the best use of your time.


We identify your weak areas and help you make significant performance improvements each and every session.


Our tutors work with you to establish an effective and flexible tutoring schedule that maximizes your success.


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Get it on

Philip Tisdall, MD, award-winning teacher and published author, trained at the Mayo Clinic and is a diplomat of the American Board of Pathology (AP and CP).

He is a dynamic and engaging speaker who helps students understand how to correlate the basic sciences and apply them to the essential thought processes of clinical medicine.

Dr. Tisdall received his MD from the University of Alberta, where he was the recipient of the gold medal in surgery and the MacKenzie award for History and Physical examination. Students praise him for his insight and ability to make complex material clear and memorable.

Mary Ruebush, PhD, is one of the nation’s most experienced instructors in Microbiology and Immunology for USMLE Step 1 review.

Dr. Ruebush is the author of Becker’s Step 1 USMLE lecture notes in Immunology and Microbiology, and from 2000 to 2012 was the author of the Kaplan Step 1 Review Notes.

Dr. Ruebush received her PhD from the University of Georgia and has taught Infectious Disease, Immunology, and Pathology at Bowman-Gray Medical School, the Uniformed Services University of the Health Sciences and Montana State University, where she received Outstanding Teacher of the Year.

Jack Wilson received his PhD from the University of Mississippi Medical Center. He is a Professor of Anatomy and Neurobiology at the University of Tennessee Health Science Center in Memphis, TN, where he has taught all the disciplines of Anatomy for 45 years.

He has received over 70 teaching awards and written 45 published papers, abstracts, and books.

Dr. Wilson has been active in teaching USMLE Step 1 review courses for Anatomy for over 25 years. Students have consistently recognized his ability to present Step 1 Clinical Anatomy in a concise way for success on Step 1.