Shoulder Pain Physical Therapy in Mandan, ND

Stop settling for temporary relief. Get personalized, one-on-one treatment that targets the root cause of your shoulder pain so you can get back to hunting, lifting, and the activities you love.

Physical therapist treating shoulder pain with manual therapy at Unbound Physical Therapy in Mandan, North Dakota"

Shoulder Pain Is Keeping You from What You Love

When shoulder pain lingers, it doesn't just affect one area—it impacts your ability to train, work, and enjoy the activities that matter most.

Pain That Won't Go Away

You've tried rest, ice, and stretching, but the pain keeps coming back every time you reach overhead or lift something heavy.

Workouts You Can't Complete

Whether it's pressing, pulling, or drawing your bow, shoulder pain is forcing you to modify or skip movements entirely.

Frustration with Temporary Fixes

You're tired of being told to "just rest" or handed a generic exercise sheet that doesn't address what's actually causing your pain.

Dr. Jacob Retzer performing manual therapy for shoulder impingement at Unbound Physical Therapy in Bismarck-Mandan, ND

Root Cause Treatment That Gets You Moving Again

At Unbound Physical Therapy, we don't do checkbox healthcare. We take the time to understand your movement patterns, identify what's driving your shoulder pain, and create a personalized plan to fix it—not just mask it.

Through skilled manual therapy, targeted corrective exercises, and one-on-one education, we help you eliminate pain, restore full shoulder mobility, and build the strength needed to prevent future injuries.

Whether you're an archer, a CrossFitter, or someone who just wants to lift without pain, our approach is designed around your goals and your life.Our mission is simple: give you the tools to take control of your health so you eventually don't need us anymore.

One-on-one care with no rushed appointments

Manual therapy and dry needling to release tension and restore mobility

Corrective exercises tailored to your activities and goals

Education on pain science and injury prevention

"Dr. Jacob is one of the best I've gone to for my back issues. He makes his patients feel comfortable and explains things in depth when needed. I went to multiple different people before Dr. Jacob and it was stressful having to explain the workouts I do and the training I follow—however, Dr. Jacob already knew what I was talking about and created a plan for me to follow. Dr. Jacob has helped my back pain and strengthened the issue to prevent future problems. I recommend him to anyone that needs physical therapy! He will not forget about you and will continue making sure you're taken care of!"

Tyra Chase Alone

Our 3-Step Process to Shoulder Recovery

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Unbind – Address the Issue

We perform a thorough movement assessment to identify the root cause of your shoulder pain, whether it's tightness, weakness, or faulty mechanics.

Uplift – Add Functional Movement

Through manual therapy, dry needling, and targeted exercises, we restore mobility and build the foundation for pain-free movement.

Upgrade – Optimize Performance

We strengthen your shoulder and surrounding muscles to handle the demands of your sport or activity, ensuring lasting results and injury prevention.

Shoulder Conditions We Treat

Whether you're dealing with chronic shoulder pain, a recent injury, or something that's been nagging you for months, we have the expertise to help.

From rotator cuff issues to impingement and post-surgical rehab, our approach is individualized to your specific condition and goals.



✓ Rotator cuff strains and tears
✓ Shoulder impingement syndrome
✓ Frozen shoulder (adhesive capsulitis)
✓ Labral tears and post-surgical rehabilitation
✓ Biceps tendinitis and tendinopathy
✓ AC joint pain and separation
✓ Chronic shoulder instability
✓ Overuse injuries from lifting, throwing, or archery

Physical therapist assessing shoulder mobility and range of motion at Unbound PT in Mandan, ND

What Our Mandan Patients Are Saying - Verified Google Reviews

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"Dr. Jacob Retzer is fantastic. He does a great job making his patients feel comfortable and let's you know what to expect every step of the way. When I initially went to see him, I was in a great deal of pain and he made me feel validated and understood. I would highly recommend to anyone in need of physical therapy services!"
Cassidy Prince
"Definitely enjoyed my experience at Unbound PT. Jacob gave some very helpful fitness and physical therapy advice and emails you video tutorials after visits instead of still pictures of how to perform the movements. Jacob is very professional and knows exactly how to solve your physical therapy needs and works with you one-on-one. Highly recommend this place if you're running into problems with strength training or with general physical therapy."
Brandon Welch
"I highly recommend Unbound Physical Therapy. Dr. Jacob Retzer is extremely knowledgeable and took time to listen to my concerns. He explained all exercises and treatments in detail and followed up with email instructions. Within weeks my lower back pain was virtually gone. Patient care is his #1 priority which is difficult to find these days. I received excellent care and I am so happy to finally have relief from the pain. Unbound Physical Therapy has given me my life back."
Patty

Dr. Jacob P Retzer, PT, DPT

I grew up in the mountains outside of Albuquerque, New Mexico where I enjoyed spending time outside hiking, camping, hunting, biking and snowboarding. When not outside my time was spent training in martial arts and competing at an international level in TaeKwonDo. After graduating high school I attended the University of New Mexico in which I received my bachelors degree in biology and psychology. After completing my undergraduate education I completed my doctorate in physical therapy at the University of Mary in Bismarck, North Dakota.

After completing my doctoral education, my family and I moved to rural Montana where I was able to practice and hone my skills as a therapist working with individuals across the lifespan. I was able to work with outdoor athletes (hunters, hikers, runners, and snowmobilers), weekend warriors, crossfitters, gymnasts, highschool athletes, and those who wanted to get back to daily activities without restriction. Being a primary care provider in a rural area helped solidify the importance of treating the whole person including nutrition, sleep, mental health and not just the physical ailments that they are experiencing.

After four years in Montana my family and I decided to move back to Bismarck where I worked in multiple settings before deciding to open my own clinic. This decision came from the desire to provide individuals with the highest level of one on one care helping them to take control of their health. My goal is to help patients alleviate pain, increase performance and assist them in becoming the best version of themselves through increased knowledge in various areas of patient care including strength and conditioning, manual therapy, dry needling and pain science. I enjoy working with clients of all ages and impairments but have a high interest in outdoor athletes, especially archery hunters.

When not in the clinic, I enjoy being outdoors with my wife and two children camping, hiking and hunting. I also enjoy participating in Crossfit and Brazilian Jiu Jitsu.

Become Unbound and Break Your Chains 

Ready to Break Your Chains? Let's Talk.

We're located on Vermont Avenue in Bismarck, easily accessible from Mandan—just minutes across the Missouri River via Memorial Highway or I-94. Whether you're coming from downtown Mandan, north Bismarck, or surrounding areas, we're conveniently positioned to serve active adults throughout the Bismarck-Mandan metro.

Frequently Asked Questions

Have questions about physical therapy in Mandan? We've got answers. If you don't see your question here, give us a call at (701) 390-9773.

What causes shoulder pain, and how do you find the root cause?

Shoulder pain can stem from multiple sources: rotator cuff injuries, impingement, labral tears, muscle imbalances, poor movement patterns, or even referred pain from the neck or upper back. At Unbound Physical Therapy, we don't just treat symptoms—we perform a thorough movement assessment to identify the underlying issue. This includes evaluating your shoulder mobility, strength, posture, and the specific activities or movements that trigger your pain. By understanding the root cause, we can create a targeted treatment plan that addresses the problem at its source rather than just providing temporary relief.

How long will it take to recover from shoulder pain?

Recovery time depends on several factors: the severity of your injury, how long you've had symptoms, and your commitment to the treatment plan. Some patients experience significant improvement within 2-3 weeks, while more chronic or complex cases may take 6-8 weeks or longer. The good news is that with our one-on-one approach, you'll see consistent progress at every session. We'll give you realistic expectations during your initial evaluation and adjust the plan as needed based on your response to treatment. Our goal is to get you back to full function as quickly and safely as possible—and teach you how to stay that way.

Do I need a referral from my doctor to start physical therapy?

North Dakota has direct access laws, which means you do not need a doctor's referral to begin physical therapy. You can schedule an evaluation directly with us and start treatment right away. However, if you're currently seeing a physician or specialist for your shoulder pain, we're happy to collaborate with them to ensure you receive comprehensive, coordinated care. Our approach is always patient-centered and team-oriented when appropriate.

What makes Unbound Physical Therapy different from other clinics?

At Unbound Physical Therapy, you're not just another appointment in a packed schedule. Every session is one-on-one with Dr. Retzer—no aides, no assistants, no rushing. We take the time to explain what's happening, why it's happening, and how we're going to fix it. Our approach focuses on fixing the root cause of your pain, not just managing symptoms with a generic exercise sheet. We use advanced techniques like manual therapy and dry needling, combined with corrective exercises and education, to help you take control of your health. Our ultimate goal? To give you the tools and knowledge so you eventually don't need us anymore.

Still have questions?

We're here to help. Reach out anytime.