Dr. James K. Horn, MD

Dr. James K. Horn, MD Orthopedic Surgery and Joint Replacement

Dr. James Kevin Horn, MD, commonly listed professionally as J. Kevin Horn, MD, is a board-certified orthopedic surgeon practicing in Baytown and Pasadena, Texas. His clinical work focuses on general orthopedic care, joint disorders, fractures and dislocations, and joint replacement surgery. Fondren Orthopedic Group currently identifies general orthopedic care and joint replacement as his primary areas of expertise.

Dr. Horn has practiced orthopedic medicine since completing medical school in 1989 and has been associated with Fondren Orthopedic Group since 1997. His education includes medical training at the University of Texas Medical Branch at Galveston and orthopedic surgery residency training at Greenville Memorial Hospital.

Patients looking for other specialists who treat bone, joint, and muscle conditions can also browse the Doctiplus Orthopedics category.

Orthopedic Surgery Care

Orthopedic surgery focuses on conditions affecting bones, joints, muscles, tendons, ligaments, and other structures involved in movement.

Dr. Horn’s current practice identifies him as an orthopedic surgeon with particular expertise in general orthopedic care and joint replacement. HCA Houston Healthcare also lists fracture and dislocation treatment, joint replacement, and general surgical orthopedics among his clinical focus areas.

Patients may see an orthopedic surgeon because of persistent joint pain, arthritis, traumatic injuries, fractures, limited movement, or symptoms that continue despite initial treatment.

An orthopedic consultation does not automatically mean that surgery will be recommended. Depending on the condition, treatment may begin with medication, physical therapy, injections, activity modification, supportive devices, or continued observation.

Surgery generally becomes part of the discussion when symptoms significantly affect everyday function, structural damage is substantial, or appropriate nonsurgical treatment has not provided enough improvement.

Joint Replacement Surgery

Joint replacement is one of Dr. Horn’s principal areas of expertise according to his current Fondren Orthopedic Group profile.

Joint replacement surgery involves removing damaged parts of a joint and replacing them with artificial components designed to recreate smoother movement. The American Academy of Orthopaedic Surgeons explains that hip and knee replacements are the most common joint replacement procedures, although replacement can also be performed on the shoulder and other joints.

Patients are generally considered for joint replacement when arthritis or another joint disorder causes substantial pain, stiffness, loss of function, or difficulty with ordinary activities.

The decision should take into account the severity of joint damage, overall health, activity needs, previous treatment, and the patient’s goals.

Dr. Horn’s current practice and patient-care information reflect experience with knee, hip, and shoulder joint replacement.

Knee Arthritis

Knee arthritis is a common reason patients eventually seek orthopedic care.

Osteoarthritis develops as the cartilage that normally allows the bones within the joint to move smoothly becomes damaged over time. Patients may experience pain, stiffness, swelling, reduced range of motion, and increasing difficulty with walking or other everyday activities.

The American Academy of Orthopaedic Surgeons identifies osteoarthritis as the most common type of knee arthritis and notes that advanced disease can have a major effect on mobility and activity.

Treatment depends on the severity of the condition.

Some patients can manage symptoms for a significant period with nonsurgical approaches. When these measures no longer provide enough relief and the joint has substantial damage, knee replacement may become an option.

Total Knee Replacement

Current clinical information and patient-care records associated with Dr. Horn show extensive involvement with knee replacement care. Fondren Orthopedic Group also lists joint replacement as one of his central specialties.

During total knee replacement, damaged bone and cartilage are removed and replaced with artificial components.

The American Academy of Orthopaedic Surgeons explains that knee replacement may be considered when treatments such as medication and walking supports no longer adequately control arthritis symptoms. The procedure is intended to reduce pain, correct certain deformities, and improve everyday function.

Not everyone with knee arthritis requires a total replacement. Imaging findings must be considered together with symptoms, physical examination, activity limitations, and response to previous treatment.

A person can have significant arthritis visible on an X-ray while still functioning relatively well, while another patient may experience substantial disability.

This is why treatment decisions should be based on the patient rather than imaging alone.

Partial Knee Replacement

Some patients have arthritis limited primarily to one part of the knee.

For selected cases, partial knee replacement may be considered instead of replacing the entire joint.

The American Academy of Orthopaedic Surgeons explains that partial knee replacement resurfaces only the damaged portion of the knee and may be an option when arthritis is limited to a single compartment.

Whether a patient qualifies depends on factors such as the location of arthritis, ligament stability, alignment, symptoms, and overall condition of the remaining knee.

An orthopedic surgeon can use physical examination and imaging to determine whether a partial or total replacement is the more appropriate option.

Hip Arthritis And Hip Replacement

Dr. Horn’s joint replacement experience also includes hip replacement care. His current Fondren profile includes documented joint replacement work involving the hip in addition to knee and shoulder procedures.

Hip arthritis may cause groin or hip pain, stiffness, reduced mobility, difficulty walking, or trouble with activities such as climbing stairs and getting in or out of a chair.

Joint replacement becomes a consideration when damage is advanced and symptoms continue despite appropriate nonsurgical treatment.

During total hip replacement, damaged portions of the hip joint are replaced with artificial components designed to reproduce normal joint movement. Hip replacement is one of the most frequently performed forms of total joint replacement.

The timing of surgery should be individualized. Age alone does not determine whether someone needs a hip replacement.

The orthopedic surgeon considers pain, function, imaging, medical conditions, previous treatment, and expectations for recovery.

Shoulder Conditions

Dr. Horn’s orthopedic practice also includes shoulder care.

Current clinical information associated with his practice reflects evaluation and surgical treatment of shoulder conditions, including shoulder joint replacement.

Shoulder pain can result from arthritis, rotator cuff disorders, fractures, instability, tendon problems, or previous injuries.

Because several conditions can cause similar symptoms, an orthopedic assessment may involve reviewing when the pain started, which movements are difficult, whether weakness is present, and whether symptoms followed an injury.

X-rays can help evaluate bone and joint problems, while MRI may sometimes be used to assess soft tissues such as the rotator cuff.

Treatment can range from therapy and medication to injections or surgery depending on the diagnosis.

Shoulder Replacement

Shoulder replacement may be considered when arthritis or another serious joint problem causes persistent pain and loss of function.

The American Academy of Orthopaedic Surgeons explains that shoulder replacement involves removing damaged portions of the shoulder and replacing them with artificial components.

Different types of shoulder replacement exist.

A standard shoulder replacement attempts to reproduce normal shoulder anatomy. A reverse shoulder replacement changes the position of the ball and socket components so that different muscles can help move the arm.

The appropriate procedure depends on the condition of the joint and surrounding tissues.

Reverse Shoulder Replacement

Current Fondren information includes patient-care examples involving Dr. Horn and reverse shoulder joint replacement, consistent with his broader joint replacement practice.

Reverse total shoulder replacement is particularly useful in certain patients who have severe shoulder arthritis together with significant rotator cuff damage.

The American Academy of Orthopaedic Surgeons states that reverse shoulder replacement may be considered for conditions such as severe arthritis with an irreparable rotator cuff tear, complex shoulder fractures, chronic dislocation, or unsuccessful previous shoulder surgery.

The procedure is not necessary for every patient with shoulder arthritis or a rotator cuff injury.

Imaging, examination, strength, pain, previous treatment, and the condition of the rotator cuff help determine whether conventional replacement, reverse replacement, another operation, or nonsurgical treatment is appropriate.

Fracture Care

Fracture and dislocation treatment is another clinical focus listed for Dr. Horn by current HCA orthopedic information.

A fracture is a broken bone, but fractures vary considerably.

Some remain properly aligned and can heal with a cast, brace, or other form of immobilization. Others are displaced, unstable, involve a joint, or occur together with significant soft-tissue injury.

The treatment decision depends on the location and pattern of the break, patient age and health, bone quality, and whether the fracture remains aligned during healing.

Orthopedic follow-up may include repeat X-rays to make sure the bone continues healing in an acceptable position.

Fractures And Dislocations

Dislocations occur when bones forming a joint move out of their normal alignment.

The American Academy of Orthopaedic Surgeons explains that shoulder trauma can include fractures, joint dislocations, and injuries to ligaments, tendons, muscles, and the joint capsule.

Some dislocations can be repositioned without surgery, while more complex injuries may require operative treatment.

The same principle applies to fractures. Stable injuries may heal without an operation, while unstable or significantly displaced fractures can require fixation to restore alignment.

Open fractures, where the skin is broken near the fracture site, require particularly urgent treatment because of infection risk.

Significant deformity, severe pain after trauma, loss of normal movement, or concerns about circulation or sensation deserve prompt medical assessment.

Hand And Upper Extremity Care

Doximity currently lists Hand Surgery as an additional practice area associated with Dr. Horn’s orthopedic profile, although his documented board certification is in Orthopaedic Surgery rather than a separately listed subspecialty certification.

Upper-extremity orthopedic problems can affect the shoulder, elbow, wrist, or hand.

Conditions may involve bones, joints, nerves, tendons, or ligaments. The appropriate evaluation depends on the location of symptoms and whether they developed gradually or followed an injury.

For example, wrist fractures may sometimes be treated with a cast, but fractures that cannot remain properly aligned may require surgery to restore and maintain the position of the bone.

Patients should bring previous X-rays, MRI studies, nerve tests, or operative records when seeing an orthopedic surgeon for a persistent upper-extremity problem.

Elbow Conditions

Dr. Horn’s broad general orthopedic practice also encompasses upper-extremity conditions, and current Fondren patient-care information includes elbow surgery among procedures associated with his practice.

Elbow symptoms can develop from arthritis, fractures, dislocations, tendon disorders, nerve compression, or previous injuries.

Complex elbow dislocations may sometimes require surgery when the joint cannot remain properly aligned or when fractures occur together with the dislocation. The American Academy of Orthopaedic Surgeons also notes that rehabilitation is often important after significant elbow injuries because stiffness can develop.

Treatment is selected according to the precise injury rather than elbow pain alone.

Osteoarthritis And Joint Pain

Osteoarthritis is one of the most common reasons adults seek orthopedic treatment.

The condition can affect the knee, hip, shoulder, hand, and other joints.

As cartilage deteriorates, patients may notice increasing pain, stiffness, swelling, reduced motion, and difficulty performing activities that were previously comfortable.

Joint replacement is generally reserved for patients whose symptoms and structural joint damage justify surgery.

The American Academy of Orthopaedic Surgeons describes total joint replacement as removal of damaged joint surfaces followed by placement of artificial components designed to recreate joint movement.

Before surgery, orthopedic treatment may include a combination of medication, therapy, activity changes, assistive devices, or injections depending on the joint and diagnosis.

Nonsurgical Orthopedic Treatment

Not every orthopedic problem needs an operation.

An important part of orthopedic practice is determining when conservative treatment has a reasonable chance of improving symptoms.

Current Fondren patient-care information involving Dr. Horn reflects discussions of different treatment options rather than automatically moving directly to joint replacement.

The appropriate nonsurgical approach varies by condition.

Physical therapy may help improve strength and mobility. Medication can sometimes reduce pain and inflammation. Joint injections may provide relief in selected circumstances. Bracing or walking aids may reduce stress on a damaged joint.

When these options no longer provide adequate relief and quality of life is significantly affected, surgery may become more reasonable.

Preparing For Joint Replacement

Preparation can influence recovery after orthopedic surgery.

The American Academy of Orthopaedic Surgeons recommends discussing preoperative exercise and postoperative rehabilitation before joint replacement. Building strength before hip or knee surgery can help patients manage walkers or crutches and prepare for the rehabilitation process.

Patients should also give their surgical team a complete medication list and information about medical conditions such as diabetes, heart disease, lung disease, kidney problems, or previous blood clots.

Certain medical conditions can increase surgical risks and may need better control before an elective joint replacement is performed.

Patients should follow the individualized instructions given by their own orthopedic and anesthesia teams rather than relying on a generic surgical checklist.

Recovery And Rehabilitation

Recovery continues after the operation itself.

Physical therapy and gradual return to activity are important parts of rehabilitation for many orthopedic procedures.

After knee replacement, for example, walking and lower-impact activities are generally encouraged as recovery progresses. The American Academy of Orthopaedic Surgeons notes that lower-impact activities such as cycling and golf are usually more suitable for protecting a replaced knee than repeated high-impact activities.

Recovery time varies between patients.

Age, baseline strength, general health, the procedure performed, and whether complications occur can all influence how quickly normal activities return.

Patients should follow the specific activity restrictions and rehabilitation plan provided by their surgical team.

Education And Medical Training

Dr. James Kevin Horn completed his undergraduate education at Austin College in 1985. He then attended the University of Texas Medical Branch at Galveston, graduating from medical school in 1989.

He subsequently completed an Orthopaedic Surgery residency at Greenville Memorial Hospital, finishing in 1994. Doximity currently identifies the program as Prisma Health and University of South Carolina School of Medicine Greenville and lists his orthopedic residency from 1989 through 1994.

WellMed independently confirms both his University of Texas Medical Branch medical education and residency training through the Greenville Hospital System.

This training provided the foundation for his later work in general orthopedics and joint replacement.

Board Certification

Dr. Horn is certified in Orthopaedic Surgery by the American Board of Orthopaedic Surgery. His current Fondren Orthopedic Group, WellMed, and Doximity profiles all confirm this certification.

Doximity currently lists his Texas medical license through 2027.

Formal credential or licensing information can change as renewals are processed, so patients requiring administrative verification should confirm status through the applicable medical board.

Orthopedic Experience

Fondren Orthopedic Group states that Dr. Horn’s medical experience dates to 1989 and that he has been practicing with Fondren since 1997.

This gives him decades of experience evaluating and treating orthopedic conditions.

His current areas of expertise remain general orthopedic care and joint replacement, with additional professional listings reflecting experience in fractures, dislocations, and upper-extremity orthopedic treatment.

Current Practice With Fondren Orthopedic Group

As of August 13, 2026, Dr. Horn is currently listed with Fondren Orthopedic Group, part of the OrthoLoneStar network, in Baytown.

His principal current Baytown office is:

2635 West Baker Road
Baytown, Texas 77521

Fondren Orthopedic Group currently identifies this location directly on Dr. Horn’s physician profile.

WellMed also lists a second current practice location through OrthoLoneStar at:

3801 Vista Road, Suite 360
Pasadena, Texas 77504

Patients should confirm which office Dr. Horn is using for their specific appointment because physician schedules can vary between locations.

Hospital Affiliations

Fondren Orthopedic Group currently lists Dr. Horn as affiliated with HCA Houston Healthcare Southeast and Oprex Ambulatory Surgery Center.

HCA Houston Healthcare independently maintains a current orthopedic physician profile for Dr. James K. Horn.

Hospital affiliations and operating privileges may change, so patients preparing for surgery should confirm where their particular operation will take place.

Accepting New Patients And Telehealth

Current physician directories identify Dr. Horn as accepting new patients, and some current listings also show telehealth availability.

Telehealth may be suitable for selected discussions or follow-up appointments, but orthopedic problems frequently require physical examination, review of imaging, or evaluation of joint movement.

Patients should confirm whether an in-person or virtual appointment is appropriate when scheduling.

Preparing For An Orthopedic Appointment

Patients can make an orthopedic consultation more productive by bringing previous X-rays, MRI studies, CT scans, surgical reports, physical therapy records, and a current medication list.

For knee, hip, or shoulder pain, it can be useful to explain when symptoms began, what movements make them worse, and how they affect walking, sleep, work, exercise, or other everyday activities.

Patients who have already tried medication, injections, therapy, braces, or other treatments should provide details about how much benefit each treatment provided and how long the improvement lasted.

Someone considering joint replacement should also bring information about previous operations and significant medical conditions.

This helps the orthopedic surgeon determine whether additional nonsurgical care is reasonable or whether surgery deserves consideration.

Questions Before Joint Replacement

Patients considering a hip, knee, or shoulder replacement may want to discuss several practical issues with their orthopedic surgeon.

Important topics include why replacement is being recommended, whether reasonable alternatives remain, what type of implant or procedure is planned, what rehabilitation will involve, and when activities such as driving or work may resume.

Patients can also ask what medical preparation is needed before surgery and which symptoms during recovery should prompt a call to the surgical team.

A clear understanding of the rehabilitation process can help patients prepare for both the operation and the weeks that follow.

Continuing Orthopedic Care

Dr. James K. Horn’s professional background combines more than three decades of orthopedic experience with American Board of Orthopaedic Surgery certification and a longstanding practice with Fondren Orthopedic Group. His current clinical focus includes general orthopedic care and joint replacement, while current professional listings also document fracture, dislocation, and upper-extremity care.

His principal practice remains in Baytown, with additional current availability listed in Pasadena.

For patients experiencing persistent knee, hip, shoulder, or other musculoskeletal problems, orthopedic evaluation can help identify whether continued conservative treatment, additional diagnostic testing, or surgical treatment is the most appropriate next step.