Dr. Christopher Espinoza-Ervin, MD
Dr. Christopher Espinoza-Ervin is a board-certified orthopedic surgeon practicing in Oklahoma City, Oklahoma. Dr. Espinoza-Ervin has performed 18 Medicare-verified knee replacements (#85 in Oklahoma) and 11 shoulder replacements, for a combined total of 29 procedures.
In Oklahoma, Dr. Espinoza-Ervin performs below average in knee (18 vs 46 avg), below average in shoulder (11 vs 22 avg).
Dr. Espinoza-Ervin's reported Medicare volume is split between knee replacements (18 cases) and shoulder replacements (11 cases).
Oklahoma City is home to 44 orthopedic surgeons in the current Medicare dataset. Patients in the Oklahoma City area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Medicare records for Dr. Espinoza-Ervin extend back to 2021, covering 3 years of data. Over that period, recorded procedure volume increased from 18 to 29 in the most recent data, a 61% increase. This sustained growth reflects an expanding joint replacement practice.
Dr. Espinoza-Ervin's 18 knee replacement procedures is below the national average of 45 among 6,720 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.
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. Espinoza-Ervin Compares
Procedure volume compared to the Oklahoma state average.
Contact & Location
Oklahoma City, OK 73114
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Espinoza-Ervin's Medicare-recorded procedure volume has trended upward over 3 years, increasing 61% from 18 procedures in 2021 to 29 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.
Prehabilitation: Preparing Your Body for SurgeryEvidence-based exercises and lifestyle adjustments that can improve surgical outcomes and speed recovery when started weeks before your procedure.
Rehabilitation Roadmap: Your Complete Recovery GuideA structured physical therapy progression from the first post-op exercises through full strength and mobility restoration over 3 to 6 months.
Medicare Bundled Payment Programs for Joint ReplacementHow bundled payment models affect your joint replacement costs and care coordination, and what it means for hospital and surgeon selection.
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. Espinoza-Ervin
How does Dr. Espinoza-Ervin's procedure volume compare to other Oklahoma surgeons?
Dr. Espinoza-Ervin has performed 29 Medicare-verified joint replacement procedures. The Oklahoma average is 63 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Espinoza-Ervin ranks #82 out of 122 orthopedic surgeons in Oklahoma.
What types of joint replacement does Dr. Espinoza-Ervin perform?
Dr. Espinoza-Ervin's Medicare data shows procedures in knee replacement (18 cases) and shoulder replacement (11 cases).
Are there other orthopedic surgeons near Dr. Espinoza-Ervin in Oklahoma City?
Yes. There are 44 orthopedic surgeons in Oklahoma City 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 Oklahoma surgeons.
What does the Medicare data for Dr. Espinoza-Ervin 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. Espinoza-Ervin's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 29 procedures shown here.
Has Dr. Espinoza-Ervin's procedure volume changed over time?
Yes. Dr. Espinoza-Ervin's Medicare-recorded volume has increased from 18 procedures in 2021 to 29 in the most recent data, a 61% increase over 3 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 30 procedures in 2022.
Does Dr. Espinoza-Ervin perform more than one type of joint replacement?
Yes. Dr. Espinoza-Ervin's Medicare data shows procedures in knee replacement (18 cases), shoulder replacement (11 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.
Which hospitals is Dr. Espinoza-Ervin affiliated with?
According to CMS facility affiliation data, Dr. Espinoza-Ervin is affiliated with Mcbride Orthopedic Hospital.
How does Dr. Espinoza-Ervin compare to other orthopedic surgeons in Oklahoma City?
Among the 44 orthopedic surgeons in Oklahoma City, Dr. Espinoza-Ervin ranks #29 by total Medicare procedure volume. The highest-volume surgeon in Oklahoma City has 449 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Espinoza-Ervin practices?
Mcbride Orthopedic Hospital (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 Oklahoma City, Oklahoma
Dr. Espinoza-Ervin's 29 Medicare procedures are below the Oklahoma City average of 232. The table below compares verified procedure volumes for orthopedic surgeons practicing in Oklahoma City.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Paul Jacob | 449 | Hip, Knee |
| Dr. Corey Ponder | 316 | Hip, Knee |
| Dr. Thomas Tkach | 279 | Hip, Knee |
| Dr. Bradley Reddick | 234 | Hip, Knee |
| Dr. Jacob Haynes | 161 | Hip, Knee |
| Dr. James Mitchell | 158 | Hip, Knee |
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