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8854 W Emerald St.

Suite 290

Boise ID, 83704


Email: hello@theidahoclinic.com

Tel: 208-296-7500

Fax: 208-296-7501


The name to trust in hip and knee replacement

We bring the latest techniques and technology to joint replacement in Boise.

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What Makes Us Different

Specialty clinic

Surgeons in our clinic ONLY perform hip replacements and knee replacements. We follow the best available clinical evidence and utilize the latest techniques. 

Modern equipment

We use top-quality implants alongside specialized operating instruments and robotics.

Experienced team

Dr. Armstrong and Dr. Daines are subspecialized and fellowship-trained in performing primary and revision total joint replacement of the hip and knee.

Our Services

Total knee replacement

Click here to learn more about total knee replacement.

Total hip replacement

Click here to learn more about total hip replacement.

Robotic-arm assisted surgery

Click here to learn more about the exciting things we are accomplishing with Stryker.

The Clinic

April 30, 2021
Dr. Jared Armstrong is a board-certified orthopedic surgeon specializing in total hip and knee replacement. He also possesses advanced expertise in complex revision surgeries and limb salvage procedures for the hip and knee, addressing challenging cases with specialized techniques. Committed to restoring mobility and enhancing quality of life, Dr. Armstrong provides comprehensive care utilizing the latest advancements in joint reconstruction including the direct anterior approach to total hip replacement, robotic knee replacement, computer assisted surgery, and state-of-the-art implants to optimize precision and outcomes in his total hip and knee replacements. Expertise and Specialization : Dr. Armstrong is a recognized expert in the direct anterior approach to hip replacement having performed thousands of direct anterior total hips, offering patients a potentially less invasive surgical option. He has extensive experience in both primary and complex revision total hip and knee arthroplasty, and is one of the few surgeons in the region who performs highly specialized revision total hip replacement utilizing the anterior approach. He is dedicated to providing solutions for patients facing complex joint issues, including those requiring limb salvage. Professional Affiliations : Fellow, American Academy of Orthopaedic Surgeons (AAOS) Member, American Association of Hip and Knee Surgeons (AAHKS) Community Involvement and Personal Interests : Dr. Armstrong resides in Meridian, Idaho, with his wife, Jenny, and their four children. He is actively involved in the community and enjoys cycling (particularly the Bogus Basin climb), participating in triathlons, and spending quality time with his family. Dr. Armstrong is fluent in Spanish, having lived in Spain and Honduras, and has participated in humanitarian medical missions in Honduras (Project Latin America) and El Salvador (OpWalk Idaho). Patient-Centered Philosophy : Dr. Armstrong is dedicated to providing personalized, compassionate care. He understands the profound impact that successful joint replacement can have on patients' lives and strives to help individuals regain their mobility and independence. Education and Training : Bachelor of Science, Brigham Young University-Provo Doctor of Medicine, University of Louisville (MD degree) Orthopedic Surgery Residency, University of Louisville Fellowship Adult Reconstruction (Total Joint Replacement), The CORE Institute, Phoenix, Arizona
April 30, 2021
Dr. S. Bradley Daines is a fifth generation Idaho physician and was born in Boise. His grandfather and father both practiced orthopaedic surgery in Ada County for years, and he has two older brothers who are also orthopaedic surgeons. Dr. Daines has performed thousands of hip and knee replacements. He was fellowship trained at the Hospital for Special Surgery, long considered the #1 orthopaedic hospital in the United States and the birthplace of the modern total knee replacement. The Idaho Clinic emphasizes rapid recovery, and most surgeries are performed as outpatient procedures with same day discharges to home. In addition, Dr. Daines is one of the few surgeons who uses the Mako robot to perform all primary joint replacements including total hip replacement, total knee replacement and partial knee replacement. Dr. Daines is also skilled in complex cases including revision for trauma, infection, instability and implant failures. He is a Fellow of the American Association of Hip and Knee Surgeons and the American Academy of Orthopaedic Surgeons and is board certified by the American Board of Orthopaedic Surgery. Dr. Daines is a past President of the North Pacific Orthopaedic Society and has served as affiliate faculty at the University of Washington School of Medicine and Idaho State University. An alumnus of Borah High School, he graduated cum laude from the University of Utah with a degree in biology. Through the WWAMI program, he attended the University of Washington School of Medicine, graduating with Honors in 2009. He completed orthopaedic residency at the University of Vermont. Dr. Daines lives in Boise with his wife Maji, and their two children, Cutler and Audrey, as well as their dogs. He enjoys golfing, tennis, skiing, fishing, and enjoying all the wonders Idaho has to offer with his family. He is also an avid fan of all things Boise State. "Trust forms the foundation of a physician/patient relationship. My team will work hard to maintain your trust. We can't wait to help you get back to enjoying what you love!"
April 30, 2021
Jeff Smith, PA-C practices as a physician assistant at The Idaho Clinic and will primarily assist Dr Armstrong in the treatment and management of patients experiencing symptoms of both knee and hip arthritis as well as other complex issues. Jeff has worked alongside Dr Armstrong for the past five years in Adult Reconstruction. Jeff graduated from PA school at The University of Alabama-Birmingham Surgical Physician Assistant Program in 2000. Prior to PA school, Jeff served six-years active duty in the US Army as an orthopedic medic. Jeff moved here to Boise in 2002 from Florida. In his 20 years as a PA, Jeff has always practiced in the field of orthopedics. He has treated patients and assisted in surgery in nearly all aspects of orthopedics to include general care, fracture management and trauma, sports medicine, spine, hand and upper-extremity, as well as foot and ankle. Jeff also previously owned and managed a private surgical assist practice here in Boise. In his free time, Jeff can usually be found outside. He is most passionate about mountain biking and enjoys pedaling any of his SEVEN bicycles. He also enjoys paddle boarding, floating rivers, hiking, and trail running. In the winter, he enjoys both skate skiing and downhill skiing. Jeff has two teenage children. He’s active in the community and enjoys all social interaction. He has served on several medical mission trips, traveling twice to India with Chapel Missions-India (treating orphans as well as patients with HIV and leprosy) as well as to El Salvador with OpWalk-Idaho where he assisted with 50 joint replacement surgeries on local under-privileged individuals. Jeff is grateful for the opportunity to take care of all patients at The Idaho Clinic. He treats all patients like family and friends and is excited to help in your journey back to pain-free living.
January 31, 2021
Andrew P. Swenson, PA-C works as a physician assistant at The Idaho Clinic: Hip and Knee Replacement. Andrew’s responsibilities include seeing patients in the clinic, caring for admitted patients, emergency room consults, and first assisting in the operating room. Andrew received his Bachelor of Science degree in Health and Exercise Science with a minor in chemistry from Utah State University in Logan, Utah. He earned his Master of Physician Assistant Studies degree from Rocky Mountain College in Billings, Montana. Andrew is nationally certified by the NCCPA and holds an active PA license through the state of Idaho. After graduation, Andrew worked in Pediatric Orthopedics at Texas Children's Hospital before moving to Idaho. Andrew has gained specialty training in orthopedic trauma and sports medicine but found his passion for hip and knee arthroplasty by working with Dr. Daines helping patients get back to the things they enjoy most. Andrew and his wife, Brooke, have one son, Max, and three daughters, Amelia, Lucy, and Nora. They enjoy spending time together in the great Idaho outdoors hiking, exploring and camping. Andrew enjoys dirt biking, boating, golf, and traveling to new places. "My goal is to provide the highest quality, professional, and ethical care to all patients. I look forward to working with each patient in reaching their goals and restoring their activity through the joint replacement process."
By Alex Reich January 10, 2021
Scott Astley, PA-C, practices as a physician assistant alongside Jeff Smith, PA-C, assisting Dr. Armstrong in providing excellent care to patients with hip and knee arthritis. With over 20 years of experience in orthopedics, Scott brings a wealth of knowledge to our practice. His career has spanned various specialties, including trauma, joint replacement, foot and ankle, and sports medicine. He has a strong background in both surgical and non-surgical approaches to orthopedic conditions. Prior to joining The Idaho Clinic, Scott served active duty in the U.S. Navy and also in the U.S. Army as a reserve PA, gaining valuable experience in a diverse range of orthopedic settings. He has dedicated the past nine years of his career to serving the people of Idaho after beginning his career in Colorado. Outside of work, Scott enjoys spending time with his wife, Keslie, and his sons, Nolan and Kamden, coaching youth hockey, and pursuing outdoor activities. He is passionate about helping patients improve their quality of life and return to the activities they love. Scott is excited to contribute his expertise to the care of patients with hip and knee arthritis and other orthopedic conditions at The Idaho Clinic.
By Alex Reich January 9, 2021
Angel Nguyen is our office manager overseeing our amazing clinical team and is committed to maintaining the highest standards of care for our patients. Born and raised in San Jose, CA, Angel pursued a degree in Business Management at San Jose State University. Eager to start a new chapter, Angel, along with her fiancé Hunter, made the exciting decision to relocate to Boise, ID, in 2024. Angel is grateful to be part of The Idaho Clinic, where she has the privilege of delivering compassionate, patient-focused care while helping to improve the health and quality of life for the community. Working at The Idaho Clinic brings her fulfillment and motivates her to continually provide compassionate, high-quality care to every patient they serve. Outside of work, Angel and Hunter enjoy traveling and spending quality time with family and friends. They have recently picked up skiing and have been enjoying hitting the slopes. Other personal hobbies include collecting a variety of crystals and stones, as well as unwinding by taking care of her plants.

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