#28 in Colorado
Shoulder

Dr. John Redfern, M.D.

Orthopedic Surgery
19 procedures 1 hospital Colorado Springs, CO
Latest available Medicare data — updated April 2026
Shoulder replacement recovery kit Slings, cold therapy, and adaptive clothing for recovery
National Comparison by Procedure
Shoulder 19 vs 28 avg (2,092 surgeons)

Dr. John Redfern is a board-certified orthopedic surgeon practicing in Colorado Springs, Colorado. A Medicare provider since 2007, Dr. Redfern has performed 19 Medicare-verified shoulder replacements, ranking #28 in Colorado.

In Colorado, Dr. Redfern performs below average in shoulder (19 vs 30 avg).

Dr. Redfern's Medicare data shows a focused shoulder replacement practice with 19 verified procedures. Surgeons who concentrate on a single procedure type often develop deep procedural expertise, though total practice volume may include additional procedures not captured in Medicare fee-for-service data.

Colorado Springs is home to 22 orthopedic surgeons in the current Medicare dataset. Patients in the Colorado Springs area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Dr. Redfern's Medicare record spans 8 years from 2016 through 2023. Procedure volume has remained consistent during that period, ranging from 13 to 27 procedures per year, reflecting a steady joint replacement practice.

Dr. Redfern's 19 shoulder replacement procedures is below the national average of 28 among 2,092 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.

Verified Medicare Cases

Shoulder Replacement
19 verified cases
#28 in Colorado
Estimated total: 50 – 60 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. Redfern Compares

Procedure volume compared to the Colorado state average.

Shoulder Below Avg
19 Avg: 30
Dr. Redfern Colorado Average

Contact & Location

Phone: 719-632-7669
4110 Briargate Pkwy
Colorado Springs, CO 80920
NPI: 1023211794
Credentials: M.D.
Active Medicare provider (NPI verified)
19 years of practice experience
Licensed M.D.
Licensed surgical specialist
Board-certified orthopedic surgeon
Sports medicine specialist
Contact information available
Find Practice on Google Maps

Volume Trend Analysis

Dr. Redfern's procedure volume has been consistent across 8 years of Medicare data, ranging from 13 to 27 procedures per year. This stability suggests a well-established joint replacement practice.

Years of Data 8
2023 Volume 19
Peak Volume 27 (2022)
Trend Stable

Hospital Affiliations & Quality

H
University Colo Health Memorial Hospital Central
★★★★☆
Colorado Springs, CO
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.

Shoulder Replacement Recovery Overview

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

Week 1-3 Arm in a sling for protection. Gentle pendulum exercises under therapist guidance. Focus on pain management and wound care.
Week 4-6 Gradual sling weaning. Begin passive and active-assisted range-of-motion exercises. Light daily activities resume.
Week 7-12 Active range-of-motion exercises. Light strengthening begins. Most patients can drive and perform desk work.
Month 4-6 Progressive strengthening continues. Return to most activities. Full recovery may take 6-12 months for complete shoulder strength.

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. Redfern

How does Dr. Redfern's procedure volume compare to other Colorado surgeons?

Dr. Redfern has performed 19 Medicare-verified joint replacement procedures. The Colorado average is 63 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Redfern ranks #131 out of 165 orthopedic surgeons in Colorado.

What types of joint replacement does Dr. Redfern perform?

Dr. Redfern's reported Medicare volume is focused on shoulder replacement, with 19 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.

Are there other orthopedic surgeons near Dr. Redfern in Colorado Springs?

Yes. There are 22 orthopedic surgeons in Colorado Springs 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 Colorado surgeons.

What does the Medicare data for Dr. Redfern 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. Redfern's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 19 procedures shown here.

Has Dr. Redfern's procedure volume changed over time?

Dr. Redfern's procedure volume has been relatively stable over 8 years of Medicare data, ranging from 13 to 27 procedures per year between 2016 and 2023. Consistent volume over multiple years reflects a steady joint replacement practice.

Which hospitals is Dr. Redfern affiliated with?

According to CMS facility affiliation data, Dr. Redfern is affiliated with University Colo Health Memorial Hospital Central.

How does Dr. Redfern compare to other orthopedic surgeons in Colorado Springs?

Among the 22 orthopedic surgeons in Colorado Springs, Dr. Redfern ranks #16 by total Medicare procedure volume. The highest-volume surgeon in Colorado Springs has 240 verified Medicare procedures.

What are the quality ratings for hospitals where Dr. Redfern practices?

University Colo Health Memorial Hospital Central (4 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 Colorado Springs, Colorado

Dr. Redfern's 19 Medicare procedures are below the Colorado Springs average of 124. The table below compares verified procedure volumes for orthopedic surgeons practicing in Colorado Springs.

SurgeonProceduresSpecialties
Dr. Eric Jepson 240 Hip, Knee
Dr. William Howarth 166 Hip, Knee
Dr. Jordan Schaeffer 121 Hip, Knee
Dr. David Weinstein 120 Shoulder
Dr. Michael Feign 109 Hip, Knee
Dr. Derek Purcell 95 Knee, Shoulder

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. John Redfern, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/co/dr-john-redfern-colorado-springs.html

Link: https://orthoprocedures.com/surgeons/co/dr-john-redfern-colorado-springs.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.