Dr. John Johansen, MD
Contact & Location
Gahanna, OH 43230
Dr. John Johansen is a board-certified orthopedic surgeon practicing in Gahanna, Ohio. A Medicare provider since 2008, Dr. Johansen has performed 22 Medicare-verified knee replacements (#202 in Ohio) and 19 shoulder replacements, for a combined total of 41 procedures.
In Ohio, Dr. Johansen performs below average in knee (22 vs 41 avg), below average in shoulder (19 vs 29 avg).
Dr. Johansen's reported Medicare volume is split between knee replacements (22 cases) and shoulder replacements (19 cases).
Gahanna is home to 6 orthopedic surgeons in the current Medicare dataset. Patients in the Gahanna area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Johansen extend back to 2013, covering 12 years of data. Over that period, recorded procedure volume increased from 15 to 41 in the most recent data, a 173% increase. This sustained growth reflects an expanding joint replacement practice.
Dr. Johansen's 22 knee replacement procedures is below the national average of 45 among 6,599 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.
Verified Case Volume Trends (2013-Current)
Verified Medicare Cases
How is this estimated?
Medicare Part B fee-for-service claims represent approximately 33–37% of all joint replacements performed nationally (source: CMS data, AJRR). This range estimates the surgeon's total practice volume across all payers. The verified Medicare count above is the definitive, audited figure.
How Dr. Johansen Compares
Procedure volume compared to the Ohio state average.
Volume Trend Analysis
Dr. Johansen's Medicare-recorded procedure volume has trended upward over 12 years, increasing 173% from 15 procedures in 2013 to 41 in the most recent data.
Hospital Affiliations & Quality
Quality ratings and complication rates are hospital-level metrics from CMS Hospital Compare and do not reflect individual surgeon performance. Star ratings updated quarterly. Complication data covers a rolling 3-year period.
Patient Resources: Preparing for Knee Replacement
If you are considering knee replacement surgery, these evidence-based guides can help you prepare and recover:
An overview of current surgical approaches including robotic-assisted and minimally invasive techniques, implant options, and expected outcomes.
Questions to Ask Your Surgeon Before Joint ReplacementA practical checklist of questions covering experience, technique, hospital choice, and recovery expectations to discuss during your surgical consultation.
Home Safety: Creating Your Recovery SanctuaryRoom-by-room modifications, equipment recommendations, and fall-prevention strategies to prepare your home for a safe post-surgical recovery.
Outpatient Joint Replacement: A Medicare GuideHow outpatient joint replacement works under Medicare, including eligibility criteria, cost differences, and what to expect with same-day discharge.
Knee Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after knee replacement surgery:
Individual recovery varies based on overall health, age, and adherence to physical therapy. View full knee replacement recovery guide and product recommendations
Frequently Asked Questions About Dr. Johansen
How does Dr. Johansen's procedure volume compare to other Ohio surgeons?
Dr. Johansen has performed 41 Medicare-verified joint replacement procedures. The Ohio average is 59 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Johansen ranks #197 out of 370 orthopedic surgeons in Ohio.
What types of joint replacement does Dr. Johansen perform?
Dr. Johansen's Medicare data shows procedures in knee replacement (22 cases) and shoulder replacement (19 cases).
Are there other orthopedic surgeons near Dr. Johansen in Gahanna?
Yes. There are 6 orthopedic surgeons in Gahanna in the current Medicare dataset. Patients can compare procedure volumes and specializations to choose the surgeon who best fits their needs. Use the state page to view all Ohio surgeons.
What does the Medicare data for Dr. Johansen represent?
The procedure counts shown are based on the most recent Medicare Part B fee-for-service claims data, published by the Centers for Medicare and Medicaid Services (CMS). This captures approximately 33–37% of all joint replacements performed nationally. Dr. Johansen's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 41 procedures shown here.
Has Dr. Johansen's procedure volume changed over time?
Yes. Dr. Johansen's Medicare-recorded volume has increased from 15 procedures in 2013 to 41 in the most recent data, a 173% increase over 12 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 54 procedures in 2018.
Does Dr. Johansen perform more than one type of joint replacement?
Yes. Dr. Johansen's Medicare data shows procedures in knee replacement (22 cases), shoulder replacement (19 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Johansen affiliated with?
According to CMS facility affiliation data, Dr. Johansen is affiliated with Mount Carmel New Albany Surgical Hospital, Mount Carmel East, Diley Ridge Medical Center, Grant Medical Center.
How does Dr. Johansen compare to other orthopedic surgeons in Gahanna?
Among the 6 orthopedic surgeons in Gahanna, Dr. Johansen ranks #2 by total Medicare procedure volume. Dr. Johansen is among the highest-volume surgeons in Gahanna.
What are the quality ratings for hospitals where Dr. Johansen practices?
Mount Carmel New Albany Surgical Hospital (hip/knee complication rate similar to national average); Mount Carmel East (3 out of 5 CMS stars, hip/knee complication rate similar to national average). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.
Other Orthopedic Surgeons in Gahanna, Ohio
Dr. Johansen's 41 Medicare procedures are below the Gahanna average of 64. The table below compares verified procedure volumes for orthopedic surgeons practicing in Gahanna.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Joel Politi | 247 | Hip, Knee |
| Dr. Michael Williard | 33 | Knee, Shoulder |
| Dr. Robert Martin | 29 | Knee |
| Dr. Kenneth Westerheide | 22 | Shoulder |
| Dr. Brian Davison | 13 | Knee |
Patient Resources & Verification
Research reviews, verify credentials, and check official quality data through these trusted sources:
Medicare Care Compare and NPI Registry are official U.S. government sources. Google reviews reflect user-submitted feedback. OrthoProcedures.com does not verify the accuracy of third-party review content.