#36 Shoulder
#85 Knee

Dr. Christopher Espinoza-Ervin, MD

Orthopedic Surgery
29 procedures 1 hospital Oklahoma City, OK
Latest available Medicare data — updated April 2026
Rising Star
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety — under $50 essentials
National Comparison by Procedure
Knee 18 vs 45 avg (6,720 surgeons)
Shoulder 11 vs 28 avg (2,092 surgeons)

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

Knee Replacement
18 verified cases
#85 in Oklahoma
Shoulder Replacement
11 verified cases
#36 in Oklahoma
Estimated total: 80 – 90 procedures (all insurers)
Based on Medicare FFS representing 33–37% of national joint replacement volume
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.

Knee Below Avg
18 Avg: 46
Shoulder Below Avg
11 Avg: 22
Dr. Espinoza-Ervin Oklahoma Average

Contact & Location

9600 Broadway Ext
Oklahoma City, OK 73114
NPI: 1275732406
Credentials: MD
Active Medicare provider
Find Practice on Google Maps

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.

Years of Data 3
2023 Volume 29
Peak Volume 30 (2022)
Trend Growing

Hospital Affiliations & Quality

H
Mcbride Orthopedic Hospital
Oklahoma City, OK
Similar to national avg

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.

Knee Replacement Recovery Overview

Recovery timelines vary by patient, but here is a general overview of what to expect after knee replacement surgery:

Week 1-2 Walking with assistive device. Knee bending exercises begin immediately. Ice therapy and elevation for swelling control.
Week 3-6 Increased range of motion (target 90 degrees). Walking longer distances. Physical therapy intensifies with strengthening exercises.
Week 7-12 Most patients walk without assistive devices. Resume driving and desk work. Continue PT for strength and flexibility.
Month 4-6 Near-full recovery. Resume most recreational activities. Some swelling and stiffness may persist but continues improving.

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.

SurgeonProceduresSpecialties
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

Patient Reviews & Ratings

OrthoProcedures.com focuses on verified Medicare procedure data. For patient reviews, ratings, and appointment scheduling, visit these trusted platforms:

These links lead to third-party websites. OrthoProcedures.com is not affiliated with these platforms and cannot verify the accuracy of reviews.

Cite This Data

APA: OrthoProcedures. (2026). Dr. Christopher Espinoza-Ervin, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ok/dr-christopher-espinoza-ervin-oklahoma-city.html

Link: https://orthoprocedures.com/surgeons/ok/dr-christopher-espinoza-ervin-oklahoma-city.html

Data source: CMS Medicare Part B Provider Utilization & Payment Data. Full methodology | Open Data API

Important: Rankings are based solely on Medicare procedure volume and do not reflect quality of care, patient outcomes, or procedures covered by private insurance. This data represents approximately one-third to 40% of all joint replacement procedures nationwide. Always consult with healthcare providers to make informed decisions about your care.