Dr. John Hart, M.D.
Contact & Location
319-398-1545
Cedar Rapids, IA 52403
About Dr. Hart
Dr. John Hart is a board-certified orthopedic surgeon practicing in Cedar Rapids, Iowa. A Medicare provider since 2014, Dr. Hart performed 42 Medicare-verified shoulder replacements (#5 in Iowa) and 14 knee replacements in the latest annual CMS data, for a combined total of 56 procedures.
In Iowa, Dr. Hart performs above the state average in shoulder (42 vs 26), below the state average in knee (14 vs 48).
Dr. Hart's practice is heavily focused on shoulder replacement surgery, which accounts for 75% of reported Medicare volume.
Beyond general orthopedic surgery, Dr. Hart holds additional credentials in Sports Medicine, reflecting subspecialty training that may benefit patients with complex joint conditions.
Cedar Rapids is home to 12 orthopedic surgeons in the current Medicare dataset. Patients in the Cedar Rapids area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Hart extend back to 2021, covering 4 years of data. Over that period, recorded procedure volume increased from 11 to 56 in the most recent data, a 409% increase. This sustained growth reflects an expanding joint replacement practice.
Among 2,213 shoulder replacement surgeons tracked nationally, Dr. Hart's 42 verified procedures is above the national average of 29.
Verified Case Volume Trends (2013-Current)
| Year | Knee Replacement | Shoulder Replacement |
|---|---|---|
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 11 |
| 2022 | 11 | 13 |
| 2023 | 20 | 42 |
| 2024 | 14 | 42 |
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. Hart Compares
Procedure volume compared to the Iowa state average.
Volume Trend Analysis
Dr. Hart's Medicare-recorded procedure volume has trended upward over 4 years, increasing 409% from 11 procedures in 2021 to 56 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 Shoulder Replacement
If you are considering shoulder replacement surgery, these evidence-based guides can help you prepare and recover:
A step-by-step walkthrough of your surgical day, from pre-op preparation through anesthesia, the procedure itself, and the first hours of recovery.
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.
Medicare Coverage for Joint ReplacementWhat Medicare Part A and Part B cover for joint replacement surgery, including hospital stays, surgeon fees, anesthesia, and physical therapy.
Shoulder Replacement Recovery Overview
Recovery timelines vary by patient, but here is a general overview of what to expect after shoulder replacement surgery:
Individual recovery varies based on overall health, age, and adherence to physical therapy. View full shoulder replacement recovery guide and product recommendations
Frequently Asked Questions About Dr. Hart
How does Dr. Hart's procedure volume compare to other Iowa surgeons?
Dr. Hart has performed 56 Medicare-verified joint replacement procedures. The Iowa average is 73 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Hart ranks #55 out of 105 orthopedic surgeons in Iowa.
What types of joint replacement does Dr. Hart perform?
Dr. Hart's Medicare data shows procedures in shoulder replacement (42 cases) and knee replacement (14 cases).
How experienced is Dr. Hart with shoulder replacement surgery?
Dr. Hart ranks #5 in Iowa for shoulder replacement with 42 Medicare-verified procedures. This high ranking among 105 state surgeons indicates significant experience with this specific procedure.
Are there other orthopedic surgeons near Dr. Hart in Cedar Rapids?
Yes. There are 12 orthopedic surgeons in Cedar Rapids 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 Iowa surgeons.
What does the Medicare data for Dr. Hart 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. Hart's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 56 procedures shown here.
Has Dr. Hart's procedure volume changed over time?
Yes. Dr. Hart's Medicare-recorded volume has increased from 11 procedures in 2021 to 56 in the most recent data, a 409% increase over 4 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 62 procedures in 2023.
Does Dr. Hart perform more than one type of joint replacement?
Yes. Dr. Hart's Medicare data shows procedures in shoulder replacement (42 cases), knee replacement (14 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Hart affiliated with?
According to CMS facility affiliation data, Dr. Hart is affiliated with St Lukes Hospital, Mercy Medical Center - Cedar Rapids, Jones Regional Medical Center, Buchanan County Health Center, Regional Medical Center.
How does Dr. Hart compare to other orthopedic surgeons in Cedar Rapids?
Among the 12 orthopedic surgeons in Cedar Rapids, Dr. Hart ranks #6 by total Medicare procedure volume. The highest-volume surgeon in Cedar Rapids has 198 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Hart practices?
St Lukes Hospital (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Mercy Medical Center - Cedar Rapids (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 Cedar Rapids, Iowa
Dr. Hart's 56 Medicare procedures are below the Cedar Rapids average of 104. The table below compares verified procedure volumes for orthopedic surgeons practicing in Cedar Rapids.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Sandeep Munjal | 198 | Hip, Knee |
| Dr. Jeffrey Nassif | 139 | Hip, Knee, Shoulder |
| Dr. Cassandra Lange | 120 | Hip, Knee |
| Dr. Omar Akhtar | 98 | Hip, Knee |
| Dr. Kyle Switzer | 61 | Knee |
| Dr. Andrea Stitgen Policano | 54 | Hip, 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.