What Orthopaedic Specialists does

Orthopaedic Specialists of Massachusetts, P.C. (OSM) is a physician-owned private orthopaedic surgery and sports medicine practice founded in 2000 by Dr. Robert L. Patz in Norwood, Massachusetts. The practice operates from office locations in Norwood and Milton, MA, with a third location referenced in Sandwich, MA, serving patients across the greater Boston, South Shore, and Cape Cod regions. Its clinical team comprises six board-certified, fellowship-trained orthopaedic surgeons spanning sports medicine, hand and upper extremity, foot and ankle, and joint replacement subspecialties, supported by two physician assistants. OSM is affiliated with multiple regional hospital systems and ambulatory surgery centers, including New England Baptist Hospital, Beth Israel Deaconess Milton, South Shore Hospital, Tufts Medical Center, and Eastern Massachusetts Surgery Center, which provide inpatient and outpatient surgical infrastructure.

The practice delivers nine integrated service lines: arthroscopic surgery of the shoulder and knee, sports medicine, hip and knee joint replacement (including MAKOplasty robotic-assisted surgery, performed at OSM since 2011), hand and upper extremity care, foot and ankle care, fracture care, a regenerative medicine program (growth factor and cytokine injections), and a dedicated workers' compensation service. The MAKOplasty platform uses 3D CT-based pre-surgical planning and robotic arm-assisted implant placement for partial knee and total hip replacement. Diagnostic and surgical technologies include arthroscopic camera-and-instrument systems and imaging-guided injection therapy.

OSM generates revenue under a traditional fee-for-service medical practice model, billing Medicare, most commercial insurance plans, managed care/HMO programs, and workers' compensation carriers for professional services. Patients pay co-payments and deductibles at the time of service. Cash-pay ancillary revenue is generated through regenerative medicine injections and expedited appointment offerings. The go-to-market motion is sales-led and referral-driven, anchored by primary care physician referrals, managed care authorizations, workers' compensation claim intake, and direct-to-consumer appointment requests via phone and an online form. The practice also generates brand equity through consecutive Boston Magazine Top Doctor recognitions (one physician for 9 consecutive years through 2026), educational content, team physician roles at local high schools, and earned media appearances including coverage of professional athlete consultations.

Name

Orthopaedic Specialists

Legal name

Orthopaedic Specialists of Massachusetts. P.C.

Website

https://orthomass.com

Company type

Private

Founded year

2000

Operating status

Operating

Headcount range

51–100 employees

Short description

Orthopaedic Specialists of Massachusetts is a physician-owned orthopaedic surgery and sports medicine practice in greater Boston, operating from Norwood, Milton, and Sandwich, MA. Six fellowship-trained surgeons and two physician assistants deliver arthroscopic surgery, joint replacement, sports medicine, hand and foot/ankle care, fracture care, robotic-assisted MAKOplasty, and regenerative medicine to a regional patient base.

Ownership category

akta.pro rank

Product category

Orthopaedic Surgery Services

NAICS

Offices of Physicians (except Mental Health Specialists) (621111), Offices of Physicians (62111)

SIC

Services-Offices & Clinics Of Doctors Of Medicine (8011), Services-Specialty Outpatient Facilities, Nec (8093)

akta.pro primary industry

Orthopedic Surgery (Operative Orthopedics) (HLAKALAC)

akta.pro secondary industry

General Orthopedics (HLAKALAA)

Keywords

• Orthopaedic surgery services
• Sports medicine treatment
• Joint replacement surgery
• Fracture care services
• Robotic-assisted surgery

Headquarters

HQ city

Washington

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Marketing or Sales, Technology or R&D, Others

Revenue model

1. Medical/Surgical Services Billing: Traditional fee-for-service medical practice billing insurance companies, Medicare, and other payers for office visits, diagnostic procedures, arthroscopic surgery, joint replacement, and other orthopaedic treatments. Patients pay co-payments and deductibles at time of service. Co-payments expected at time of service; billing submitted to primary and secondary insurers.
2. Workers' Compensation Services: Priority evaluation and treatment of workplace injuries with direct billing to workers' compensation insurance carriers. Practice coordinates authorizations, paperwork, and acts as liaison between patient, employer, and payers.
3. Regenerative Medicine / Injection Therapy: Non-surgical regenerative treatments including injection therapies for arthritis, tendonitis, and related conditions, offered as part of the regenerative medicine program.

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels7 records

Core offering

Orthopaedic Specialists of Massachusetts is a physician-owned orthopaedic surgery and sports medicine practice providing surgical and non-surgical treatment of musculoskeletal conditions across nine service areas: arthroscopic surgery of the shoulder and knee, sports medicine, hip and knee joint replacement, hand and upper extremity surgery, foot and ankle care, fracture care, MAKOplasty robotic-assisted joint replacement, workers' compensation injury management, and regenerative medicine injection therapy. Services are delivered by six board-certified orthopaedic surgeons and two physician assistants across two office locations in Norwood and Milton, MA.

Product overview

Orthopaedic Specialists of Massachusetts is an orthopaedic surgery and sports medicine practice offering a comprehensive suite of surgical and non-surgical treatment services. The practice operates as a unified service offering rather than a platform-plus-modules architecture, providing nine interconnected service areas: Arthroscopic Surgery (minimally invasive shoulder and knee procedures), Sports Medicine (care for athletes of all levels), Joint Replacement (hip and knee), Hand/Upper Extremity, Foot and Ankle Care, Fracture Care, MAKOplasty Robotic Surgery (robotic-assisted joint replacement), Workers' Compensation, and a Regenerative Medicine Program. The practice has two office locations in Norwood and Milton, Massachusetts, and is affiliated with multiple local hospitals including New England Baptist Hospital.

Differentiator

Problem solved

Functional benefit

Products and services

• Arthroscopic Surgery Minimally invasive surgical procedures using an arthroscope (small camera) to view, diagnose, and treat shoulder and knee joint problems including rotator cuff tears, labral tears, ACL/PCL tears, and meniscus tears with less pain and faster recovery than open surgery.
• Sports Medicine Prevention, diagnosis, and treatment of athletic injuries for patients ranging from youth sports to professional athletes and active adults, with the goal of healing and rehabilitating injuries for quick return to activities.
• Joint Replacement Hip and knee joint replacement surgeries using man-made prostheses, including total knee replacements and hip joint replacements for patients with severe arthritis or joint damage who have exhausted non-surgical treatments.
• Hand / Upper Extremity Treatment of injuries and disorders affecting the hand, wrist, forearm, and elbow including arthritis, tendon problems, carpal tunnel syndrome, traumatic injuries, and fractures.
• Foot and Ankle Care Diagnosis and treatment for the full range of musculoskeletal conditions of the foot and ankle including arthritis, diabetic foot problems, ankle sprains, tendon injuries, fractures, and athletic injuries, with both surgical and non-surgical treatment options.
• Fracture Care Treatment for bone fractures of any kind including stable, open/compound, transverse, oblique, comminuted, buckle/torus, and Salter Harris fractures, with the goal of proper bone healing.
• MAKOplasty Robotic Surgery Robotic-assisted joint replacement surgery using the MAKOplasty system for knee and hip replacements, enabling 3D pre-surgical planning, precise implant placement, and preservation of healthy bone and tissue.
• Workers' Compensation Priority evaluation, diagnosis, and treatment for workplace injuries with dedicated coordinators to manage authorizations, paperwork, and liaison services between patient, employer, and payers for efficient return to work.
• Regenerative Medicine Program Non-surgical treatment program using regenerative techniques including growth factors and cytokine injections to stimulate the body's natural healing process, used to treat arthritis, tendonitis, and other injuries.

Quantifiable outcome

• Over 600,000 total knee replacements performed annually in the US — a procedure the practice specializes in
• +2 more outcomes

Named customers4 records

Segments6 records

Ideal customer profiles6 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

16 partnerships are on record, tiered flagship, core and minor.

• New England Baptist HospitalflagshipOthersNew England Baptist Hospital, located at 125 Parker Hill Ave, Boston, MA, is rated as one of the top orthopaedic hospitals in the country. Multiple OSM physicians are affiliated with this hospital for inpatient surgical procedures. The hospital is cited as a key affiliation in the practice's services overview.
• New England Baptist Outpatient Care Center at DedhamcoreOthersOutpatient care center at 40 Allied Drive, Suite 108, Dedham, MA. OSM physicians perform outpatient procedures at this facility.
• Eastern Massachusetts Surgery CentercoreOthersAmbulatory surgery center at 100 Morse St, Norwood, MA 02062. Several OSM surgeons perform procedures at this facility, including Dr. Patz and Dr. Hom.
• Beth Israel Deaconess Hospital MiltoncoreOthersCommunity hospital at 199 Reedsdale Road, Milton, MA 02186. Multiple OSM physicians are affiliated with this hospital, including Dr. Dewire and Dr. Hom.
• Steward Norwood HospitalcoreOthersCommunity hospital in Norwood, MA. Dr. Sirois has served on the staff at Norwood Hospital since 1988 and has served as Chief of the Department of Orthopedic Surgery multiple times.
• Good Samaritan Medical CentercoreOthersHospital at 235 North Pearl Street, Brockton, MA 02301. OSM physician-affiliated facility for patient care.
• Morton HospitalminorOthersHospital at 88 Washington Street, Taunton, MA 02780. OSM physician-affiliated facility.
• Southern New England Surgery Center (Saint Anne's Hospital)minorOthersSurgery center at 738 Washington Street (Route 1), Attleboro, MA 02703. Affiliated facility for outpatient surgical procedures.
• St. Elizabeth's Medical CentercoreOthersDr. Raghuveer Muppavarapu serves as Chief of Hand and Upper Extremity Surgery at St. Elizabeth's Medical Center. He is also affiliated with Carney Hospital.
• Carney HospitalcoreOthersDr. Raghuveer Muppavarapu serves as Chief of Orthopaedic Surgery at Carney Hospital. PA Kim Lien Le also has clinical experience at Carney Hospital.
• South Shore HospitalcoreOthersDr. Peter Dewire is affiliated with South Shore Hospital. Dr. Stanley Hom served as Vice Chairman of the Department of Orthopedic Surgery and Quality Assurance Officer at South Shore Hospital.
• Tufts Medical CentercoreOthersDr. Peter Dewire serves as Assistant Professor of Orthopedic Surgery at Tufts University School of Medicine and heads the Foot and Ankle Service at Tufts Medical Center. Dr. Hom has had staff appointments at Tufts New England Medical Center.
• Newton-Wellesley HospitalminorOthersDr. Stanley Hom has had staff appointments at Newton-Wellesley Hospital.
• American Academy of Orthopaedic Surgeons (AAOS)coreOthersAAOS is the primary professional organization for orthopaedic surgeons. The practice links to AAOS OrthoInfo patient education resources and its own OrthoInfo page is referenced throughout the website. The AAOS website is linked from the Resources and Patient Education pages.
• Arthroscopy Association of North America (AANA)minorOthersProfessional organization for arthroscopic surgery. Listed on the Resources page alongside AAOS and ABOS.
• American Board of Orthopaedic Surgery (ABOS)minorOthersThe certifying board for orthopaedic surgeons. Listed on the Resources page alongside AAOS and AANA. Multiple OSM physicians are board certified by ABOS.

Scale indicators5 records

Recent moves7 records

Expansion highlights6 records

Direct peers

• U.S. Orthopedic Partners: Physician-led, PE-backed orthopaedic practice platform consolidating independent orthopedic groups. Directly comparable in service-line mix (sports medicine, joint replacement, hand/foot/ankle) and value proposition to surgeons who want to retain clinical autonomy.
• Spire Orthopedic Partners: PE-backed orthopaedic management services organization that partners with independent orthopaedic practices across the Northeast. Directly comparable as a multi-subspecialty orthopaedic group structure, though OSM remains independent and physician-owned.
• Boston Sports Medicine: Greater Boston area orthopaedic and sports medicine practice. Directly comparable in sports medicine focus, surgeon-led model, and patient population serving athletes and active adults.
• The Centers for Advanced Orthopaedics: Large multi-specialty orthopaedic practice group in the Mid-Atlantic offering sports medicine, joint replacement, hand/upper extremity, and foot/ankle care. Comparable in service-line breadth and physician partnership model, though different geographic footprint.
• Excel Orthopaedic Specialists: Independent multi-physician orthopaedic group in the Greater Boston / South Shore area offering sports medicine, joint replacement, hand, and foot/ankle care. Directly comparable as a regional direct competitor with overlapping physician specialty mix.

Broad incumbents

• New England Baptist Hospital: Top-ranked Boston orthopaedic specialty hospital where multiple OSM physicians hold privileges. They share the same patient base (joint replacement, sports medicine) in the greater Boston market, though NEBH is a hospital and OSM is a group practice.
• Mass General Brigham Orthopaedics: Academic hospital system orthopaedic service line in Boston covering sports medicine, joint replacement, and trauma. Comparable in orthopaedic service offerings but competes at much greater scale and with hospital-employed physician model.
• HOPCo (Healthcare Outcomes Performance Company): Orthopaedic and musculoskeletal value-based care platform partnering with practices and health systems. Comparable as a musculoskeletal care provider, though HOPCo emphasizes risk-bearing contracts and ASC partnerships rather than traditional private practice.

Regional players

• Beth Israel Deaconess – Plymouth Orthopedic Surgery: Hospital-affiliated orthopaedic surgery group in the greater Boston / South Shore area. Comparable in procedure mix and geography, though employed by a hospital system rather than independently owned.
• Agility Orthopedics: Independent orthopaedic practice near Boston providing sports medicine, joint replacement, and rehabilitation services. Comparable in independent practice model and subspecialty breadth, though smaller scale than OSM.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/ortho_mass
• Facebookfacebook.com/OrthoMass
• LinkedInlinkedin.com/company/orthopaedic-specialists-of-massachusetts
• Instagraminstagram.com/orthomass

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

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Frequently asked questions about Orthopaedic Specialists