Dr. Mark Klaassen, MD

Dr. Mark Klaassen, MD

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Orthopedic Surgery  ·  
Male  ·  
61 y/o
(69)

Accepting new patients

Dr. Mark Klaassen, MD is an orthopedic surgery specialist in Nappanee, IN. He specializes in orthopedic surgery.

Orthopedic Sports Medicine Center

3000 N Main St

Nappanee, IN 46550
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Learn about Dr. Klaassen

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

Top Care Areas

See how frequently Dr. Klaassen performs your care needs compared to other doctors.

Osteoarthritis
very high
more than 99% of peers
Bone Disorders
very high
more than 98% of peers
Medial Collateral Ligament (MCL) Sprain
very high
more than 96% of peers

Dr. Klaassen's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

1  Specialties

  • Orthopedic Surgery

1  Board Certifications

  • Orthopedic Surgery
    Accredited by: American Board of Medical Specialties*

83  Conditions Treated

  • Ankle Fracture
  • Ankylosing Spondylitis
  • Anterior Cruciate Ligament (ACL) or Posterior Cruciate Ligament (PCL) Tear
  • Arthritis of the Elbow
  • Ataxia
  • Autoimmune Diseases
  • Back Pain
  • Baker’s Cyst
  • Bone Disorders
  • Broken Arm
  • Bursitis
  • Cancer
  • Chondrocalcinosis
  • Chronic Neck Pain
  • Chronic Pelvic Pain
  • Coccyx or Sacrum Fracture
  • Complex Regional Pain Syndrome (CRPS)
  • Complications of Joint Prosthesis
  • Degenerative Disc Disease
  • Difficulty With Walking
  • Elbow Injuries
  • Enthesopathy of Hip (incl. Trochanteric Bursitis)
  • Enthesopathy of Knee (incl. Bursitis of Knee)
  • Femur Fracture
  • Foot Conditions
  • Fracture
  • Fracture of Hand (incl. Fingers)
  • Gait Abnormality
  • Ganglion Cyst
  • Gout
  • Hand Conditions
  • Hand Fracture
  • Herniated Disc
  • Hip Fracture
  • Hip Sprain
  • Internal Derangement of Knee
  • Intervertebral Disc Disease
  • Joint Pain
  • Knee Dislocation
  • Knee Disorders
  • Knee Fracture
  • Knee Sprain
  • Leg Fracture Above Knee (incl. Hip)
  • Leg Fracture Below Knee (incl. Ankle)
  • Limb Pain
  • Low Back Pain
  • Lumbar Spine Fracture
  • Medial Collateral Ligament (MCL) Sprain
  • Muscular Dystrophy (MD)
  • Nerve Root Injury and Plexus Disorders (incl. Pinched Nerve)
  • Non-Unions and Malunions of Fractures
  • Osteoarthritis
  • Osteoarthritis of Ankle and Foot
  • Osteoarthritis of Hip
  • Osteoarthritis of Hip and Thigh
  • Osteoarthritis of Knee
  • Osteoarthritis of Shoulder
  • Patellofemoral Pain Syndrome or Knee Pain
  • Pelvic Fracture
  • Peripheral Nerve Disorders
  • Post-Laminectomy Syndrome
  • Pyogenic Arthritis
  • Radiculopathy (Not Due to Disc Displacement)
  • Rheumatoid Arthritis
  • Rotator Cuff Tear
  • Runner's Knee
  • Scapular Fracture
  • Sciatica (Not Due to Disc Displacement)
  • Scoliosis
  • Shoulder Dislocation
  • Shoulder Disorders
  • Shoulder Impingement Syndrome
  • Shoulder Tendinitis and Tenosynovitis
  • Sjögren's Syndrome
  • Spinal Stenosis
  • Spine Deformities
  • Spine Disorders
  • Spine Fractures, Traumatic
  • Spondylitis
  • Spondylolisthesis
  • Spondylosis
  • Sprains and Strains (incl. Muscle Tear)
  • Tibia and Fibula Fractures
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38  Procedures

  • All Shoulder or Elbow Replacement Procedures
  • Arm Surgery
  • Arthroscopic Shoulder Surgery
  • Dressing and-or Debridement of Wound, Infection, or Burn (incl. Negative Pressure Wound Therapy)
  • Epidural Block, Facet Blocks
  • Excision of Scapula, Clavicle, Rib, or Sternum
  • Excision of Tibia or Fibula
  • Foot and Ankle Fracture and Dislocation Treatment
  • Foot and Ankle Fracture Treatment, Open
  • Foot and Ankle Ligament and Tendon Repair
  • Fracture Care
  • Hip Fracture and Dislocation Treatment
  • Hip Fracture and-or Dislocation Treatment, Closed
  • Hip Fracture and-or Dislocation Treatment, Open
  • Hip Replacement
  • Hip Replacement Revision
  • Hip Resurfacing
  • Joint Drainage
  • Knee and Leg Fracture and Dislocation Treatment
  • Knee and Lower Leg Fracture Treatment, Closed
  • Knee and Lower Leg Fracture Treatment, Open
  • Knee Arthroscopy
  • Knee Replacement
  • Knee Replacement Revision
  • Knee Surgery
  • Nerve Block, Somatic
  • Peripheral Nerve Block
  • Resection or Ablation of Bone Tumor, Partial or Complete Resection of Bone, Debridement of Bone
  • Reverse Total Shoulder and Total Shoulder Replacement
  • Revision of Shoulder or Elbow Replacement
  • Rotator Cuff Surgery
  • Separated Femoral Epiphysis Treatment
  • Shoulder Fracture and Dislocation Treatment
  • Shoulder Fracture Treatment
  • Spinal Nerve Block
  • Steroid Injection
  • Trigger Point Injection
  • Viscosupplementation With Hyaluronate
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Background Check

Malpractice Claims not available

Healthgrades does not collect malpractice information for Indiana.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.

Education

  • Indiana School of Medicine at Notre Dame
    Medical School | Graduated

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Klaassen has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

Dr. Klaassen does not have any memberships or affiliations listed. If you are Dr. Klaassen and would like to add memberships or affiliations, please update your profile.

Dr. Klaassen's Reviews

4.9
Likelihood of recommending Dr. Klaassen to family and friends
69 total reviews (36 have comments)

Likelihood to Recommend (69)

  • 5
    (67)
  • 4
    (0)
  • 3
    (0)
  • 2
    (0)
  • 1
    (2)

Dr. Klaassen's Performance

  • Trustworthiness

    EXCELLENT
  • Explains condition(s) well

    EXCELLENT
  • Answers questions

    EXCELLENT
  • Time well spent

    EXCELLENT

Office & Staff Performance

  • Scheduling

    EXCELLENT
  • Office environment

    EXCELLENT
  • Staff friendliness

    EXCELLENT
  • Average wait time

    10 to 15 minutes

Patient Comments (36)

I was not sure what to think about having to have a partial knee replacement. I work for an orthopedic company in Warsaw,In. I asked my HR rep for help in finding a good doctor around this area. He talked to several people. They all said Dr Klaassen. I have been very pleased so far and it has only...more
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In the past five months, Dr. Klaasen performed revisions on both knees that I had replaced over 25 years ago. In a word, his work is "outstanding." Surgeons in two other states insisted I undergo total knee replacement again--replacing and retrofitting new prosthesis. I wasn't comfortable with the...more
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Dr. Klaassen has a great program to prepare you for surgery - giving you lots of information for before surgery, hospital stay and follow-up after surgery
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Doctor Klaassen has been recommended by family and friends.
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Dr. Klaussen performed my first two knee replacements in 2007 and a revision (tuneup) this month(April 2018). Both times his professionalism and easy deameanor put my concerns and apprensions at ease. I have recommended him to several friends, and they have used him for their procedures.
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