Orthopaedic Surgical Associates

Orthopaedic Surgical Associates With over 30 years of experience, we deliver the patient care and experience you deserve.

With recent headlines in professional football bringing renewed attention to ACL injuries, conversations around treatmen...
12/29/2025

With recent headlines in professional football bringing renewed attention to ACL injuries, conversations around treatment, recovery, and return-to-sport are more prevalent than ever.

Dr. Scott Sigman, sports medicine surgeon at OSA emphasizes how ACL care has evolved into a highly personalized process, where individualized rehab and functional benchmarks now play a key role in preparing athletes to return to sport.

Learn more about Dr. Sigman: https://ow.ly/VZS750XNPYr

Wishing you and your loved ones a joyful holiday. Please see our holiday hours below. Thursday, 12/25/25: - All locatio...
12/22/2025

Wishing you and your loved ones a joyful holiday. Please see our holiday hours below.

Thursday, 12/25/25:
- All locations closed

Friday, 12/26/25 & Saturday, 12/27/25:
- All locations closed except Chelmsford Imaging

As we enter this season of celebration, we extend our warmest wishes to all our patients, team members, and their famili...
12/12/2025

As we enter this season of celebration, we extend our warmest wishes to all our patients, team members, and their families. Here's to a month of joy and good health!

All of us at OSA wish you and your loved ones a Happy Thanksgiving filled with gratitude and good health. In observance...
11/26/2025

All of us at OSA wish you and your loved ones a Happy Thanksgiving filled with gratitude and good health.

In observance of the holiday, all OSA locations will be closed on Thursday, 11/27. On Friday, 11/28, all locations will be closed except for Chelmsford Imaging, which will be open with regular business hours on Friday, 11/28 and Saturday, 11/29.

This Nurse Practitioner Week, we celebrate the dedication and expertise of our nurse practitioners who provide exception...
11/14/2025

This Nurse Practitioner Week, we celebrate the dedication and expertise of our nurse practitioners who provide exceptional care to patients at OSA every day. Thank you for all that you do!

On Veterans Day, we honor and thank all who have served our country. We are also proud to recognize the veterans and mil...
11/11/2025

On Veterans Day, we honor and thank all who have served our country. We are also proud to recognize the veterans and military family members within our own teams who have served or supported loved ones in service.

This National Radiologic Technology Week, we celebrate the skilled professionals who perform safe, accurate and comforta...
11/03/2025

This National Radiologic Technology Week, we celebrate the skilled professionals who perform safe, accurate and comfortable imaging for our patients. Join us in thanking our fantastic imaging team at Orthopaedic Surgical Associates.

Pictured: Marie, Renee, Kim, Linda, Kayla, Nicole, Jackie, Paula, Katie

This Orthopaedic Nurses Day, we are proud to honor the orthopedic nurses whose dedication and expertise are integral to ...
10/30/2025

This Orthopaedic Nurses Day, we are proud to honor the orthopedic nurses whose dedication and expertise are integral to the quality of our care.

Thank you for all that you do.

This World Occupational Therapy Day, we recognize the essential role of occupational therapy services at Orthopaedic Sur...
10/27/2025

This World Occupational Therapy Day, we recognize the essential role of occupational therapy services at Orthopaedic Surgical Associates in restoring strength, mobility, and independence, so our patients can get back to the activities they love.

Our medical assistants play a vital role in patient care by ensuring every patient has an attentive and compassionate ex...
10/22/2025

Our medical assistants play a vital role in patient care by ensuring every patient has an attentive and compassionate experience.

Join us in thanking our amazing team of medical assistants at Orthopaedic Surgical Associates for the work that they do every day to make patient care exceptional.

Due to global Amazon Web Services outages, we're currently experiencing interruptions to our phone service. As a result,...
10/20/2025

Due to global Amazon Web Services outages, we're currently experiencing interruptions to our phone service. As a result, you may experience longer than usual wait times. We appreciate your patience as we work to address the issue.

According to the National Institute on Aging, 1 in 5 women over 50 has osteoporosis, and the risk of related fractures a...
10/20/2025

According to the National Institute on Aging, 1 in 5 women over 50 has osteoporosis, and the risk of related fractures and other orthopedic complications increases with age for all people.

OSA offers expert orthopedic care designed to keep patients active and healthy, so they can continue doing what they love as they grow older.

Address

14 Research Place
Chelmsford, MA
01863

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

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