Ambulatory Surgery Center (ASC) – Auburn

Central Maine Orthopaedic Ambulatory Surgery Center (CMO ASC, LLC) is one of the largest outpatient orthopaedic facilities in New England and the only licensed independent surgical center in the Lewiston/Auburn area. Our operation areas are state-of-the-art and fully equipped to perform a wide variety of same-day orthopaedic procedures.

Our surgeons, physicians, nurses and other clinicians strive to provide every patient with high quality care and warm, personalized attention- from pre-operative preparation through post-operative recovery. The ASC continuously invests in new equipment and the most advanced technologies. Our orthopaedic team stays current with and specializes in using best-in-class surgical techniques.

Below are some of the more common surgical procedures performed at our facility:

  • Arthroscopic hand, ankle, foot, knee, shoulder, and hip surgery
  • Fracture surgery (not requiring a hospital stay)
  • Carpal Tunnel Release
  • ACL Reconstruction
  • Rotator Cuff Repair
Our healthcare professionals

Our orthopaedic surgeons and physicians perform thousands of outpatient procedures each year- making them one of the most experienced ambulatory surgery teams in all of Maine. They’re supported by a skilled team of physician assistants, nurses, surgical technologists and sterile processing technicians who specialize in orthopaedic care in an ambulatory setting.

Orthopaedic Surgeons and Physicians

Lauren Adey, MD
David Brown, MD
Daniel Carlson, MD
Patrick Fallon, MD
Matthew McLaughlin, MD
Michael Regan, MD
Cynthia Richards, MD
James Timoney, DO
William Zimmerman, MD

Physician Assistants

Shaun Craig, PA-C
Zoe McKenzie, PA-C
Lisa Moore, PA-C
John Pleasants, PA-C


Payment for services provided at CMO ASC, LLC can be made online or by calling 207.544.1078 and select option 2.
In accordance with Maine law (22 M.R.S.A. §1718-B), information about the cost of our most frequently provided healthcare services and procedures is available upon request by contacting us at 207.828.2296.

To understand your consumer protection rights regarding the No Surprise Billing Act, click here.


Address:  690 Minot Avenue, Suite 4, Auburn, ME 04210
Phone:  207.544.1078
Hours:  Monday – Friday 7:00 AM – 4:30 PM


If you have a life threatening emergency, please call 911.

For questions about your care during operating hours, call 207.544.1078. If you have a question about your care after-hours, please call 207.783.1328 and a physician will get back to you.

CMO ASC, LLC is accredited by the Accreditation Association for Ambulatory Health Care (AAAHC), meeting rigorous national standards for quality and safety.  Our facility is also CMS (Centers for Medicare and Medicaid Services)-certified, meeting the high standards specific to Medicare reimbursement eligibility.

Ownership Disclosure: Central Maine Orthopaedics Ambulatory Surgery Center, LLC is a jointly owned venture of Spectrum Healthcare Partners, LLC (50% ownership) and Central Maine Health Ventures, Inc. (50% ownership) a for-profit subsidiary of Central Maine Healthcare Corporation.

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