Confidence In Performance

Confidence For Life

Clinical Psychology

At Peak Mental Performance Coaching, LLC , our goal is to help our clients learn the mental skills to feel happy, confident, and to reach their utmost potential in life. We work with clients from young children, to teenagers, to adults on a multitude of mental health challenges. We take a strength based approach utilizing your pre-existing skills  while learning new ones, helping you overcome your weaknesses and fears. This is where growth as a person happens. 


Educational and Test Prep Coaching

In today's world there is more pressure than ever to be successful on taking standardized tests whether it be the SATs, PSATs, GREs, school exams, or licensing. Anxiety and frustrations with the testing process can hurt performance, contribute to family conflicts, and derail confidence. Peak Mental Performance Coaching, LLC  can help teach you to manage these emotions and perform at your optimal level. 


Sport Psychology

Mental toughness is key to successful athletic performance and can be the difference between winning and losing. Struggling with anxiety and emotion management? Confidence or motivation challenges? Preparing to compete at the next level? Recovering from an injury or transitioning out of the world of sports? Peak Mental Performance Coaching, LLC works with athletes of all skill levels, ages, and sports to  develop individualized plans and learn the mental skills necessary to overcome mental blocks and enhance athletic performance.



Peak Mental Performance Coaching, LLC was founded in 2017 by Dr. Matthew Flynn, a clinical psychologist who has extensive experience in the field of clinical psychology. The creation of this performance enhancement mental health practice has been a dream of his 20 years in the making. He strongly believes in his practice motto Confidence in Performance, Confidence for Life, and that  any person can learn the mental skills to be happy and reach their peak level of performance whether it be in the classroom, on the field, or life in general.


Whether you are looking for services for yourself or your child, becoming a client is an easy process. 

​It begins with a review of your situation and needs and a discussion on how we may be able to best help you and any questions you have.

Complete the online MATCH QUESTIONNAIRE or if you prefer call us directly at (978) 482-7991.You will be contacted within 48 hours by phone or email to discuss your needs and our services.


Current clients can use the CLIENT PORTAL to access multiple features including: paying an outstanding bill online, secure messaging, downloading  clinical information, and accessing or updating records. It can even be accessed by your smartphone or tablet. Click HERE  to go directly to the log in screen. 



Peak Mental Performance Coaching LLC would like to wish everyone Happy Holidays. It may be different than expected, but it is still a time of friends, family, and fun, even it has to be done creatively. We hope you are able to do this, but if you need support Peak Mental Performance Coaching LLC is ready to be there.

We continue to be very busy with many clients, routinely accepting new ones as the pandemic is driving an increase in anxiety, depression, school, and sports struggles, and simply missing the normalcy of the past. The holidays have certainly been exacerbating these challenges. We remain dedicated to supporting our clients through this season, while hoping for a small break and an enjoyable holiday season ourselves.


It has as been a busy season of meeting new contacts and building new relationships, while continuing to support our prior ones. Over the past few months we have discussing different ideas with High End Hockey, and The Boston Imperials Hockey Program at the Matignon School. We continue to consult with TrainerMD and are excited to see their recent growth As for new contacts, we have begun building relationships with Antonelli Baseball, Bando Performance, and several great physical therapists. We are excited to see where these new relationships go. If you or someone you know is looking to discuss the work we do, feel free to reach out as we are always looking for new collaboration opportunities. 


In the meantime, check out our new Blog titled ENJOY THE HOLIDAYS, which focuses finding new ways to enjoy yourself during a new time. Hopefully this helps if you or someone you care about who needs a little extra something over the next few weeks. 


Do not forget to check out prior ones on the  Clinical, Educational, or Sport Psychology world in the  News Blog. You can also click below on our Resources list for more helpful supports. Fell free to follow us on Facebook, Twitter, LinkedIn, or join our mailing list. Check out our News Archive for past announcements.

At Peak Mental Performance Coaching, LLC we work with diverse group of clients, with a multitude of mental health needs. Whether you or your child have general mental health challenges, school difficulty, or struggling with performance in the athletic world we can help. We accept several main insurances and pride ourselves on making sure we are the right match for you or helping you find that match. 


We are always looking to make new connections with organizations, primary care offices, or sports programs looking for support for either their clients or even themselves. We love to consult, provide informational talks, or help organizations grow. Reach out today and let's talk further. Email us at or click above in our NEW CLIENTS section.


Confidence In Performance, Confidence For Life.


Includes books, videos, or other resources to improve your performance.  Keep an eye out for new additions. If you know of any good ones we are always taking recommendations.  


                        Evolution Basketball                                                                          High End Hockey               



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Athletic Evolution


Boston Imperials Hockey Club


Matthew Flynn, Psy.D.

Peak Mental Performance Coaching, LLC

955 Main St, Suite 105

Winchester, MA 01890 

Tel: (978) 482-7991

Fax (781) 729-3210

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