Shoulder
Dr. Charles Zierenberg, MD
Dr. Charles Zierenberg is a board-certified orthopedic surgeon practicing in Gallipolis, Ohio. Dr. Zierenberg has performed 16 Medicare-verified shoulder replacements, ranking #62 in Ohio.
In Ohio, Dr. Zierenberg performs below average in shoulder (16 vs 27 avg).
Dr. Zierenberg's Medicare data shows a focused shoulder replacement practice with 16 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.
Gallipolis is home to 2 orthopedic surgeons in the current Medicare dataset. Patients in the Gallipolis area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Zierenberg first appears in the Medicare dataset in 2019. With 2 years of recorded data, the longitudinal trend is still developing.
Dr. Zierenberg's 16 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
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. Zierenberg Compares
Procedure volume compared to the Ohio state average.
Contact & Location
Gallipolis, OH 45631
Verified Case Volume Trends (2013-Current)
Volume Trend Analysis
Dr. Zierenberg has 2 years of Medicare procedure data beginning in 2019. Additional years of data will provide a clearer picture of volume trends.
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:
Evidence-based exercises and lifestyle adjustments that can improve surgical outcomes and speed recovery when started weeks before your procedure.
Nutrition and Recovery After Joint ReplacementHow protein intake, anti-inflammatory foods, hydration, and targeted supplements support bone healing and tissue repair after surgery.
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.
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. Zierenberg
How does Dr. Zierenberg's procedure volume compare to other Ohio surgeons?
Dr. Zierenberg has performed 16 Medicare-verified joint replacement procedures. The Ohio average is 57 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Zierenberg ranks #324 out of 378 orthopedic surgeons in Ohio.
What types of joint replacement does Dr. Zierenberg perform?
Dr. Zierenberg's reported Medicare volume is focused on shoulder replacement, with 16 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.
Are there other orthopedic surgeons near Dr. Zierenberg in Gallipolis?
Yes. There are 2 orthopedic surgeons in Gallipolis 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. Zierenberg 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. Zierenberg's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 16 procedures shown here.
Which hospitals is Dr. Zierenberg affiliated with?
According to CMS facility affiliation data, Dr. Zierenberg is affiliated with Holzer Medical Center, Holzer Medical Center Jackson.
What are the quality ratings for hospitals where Dr. Zierenberg practices?
Holzer Medical Center (4 out of 5 CMS stars, insufficient case volume for complication rate comparison); Holzer Medical Center Jackson (5 out of 5 CMS stars). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.
Other Orthopedic Surgeons in Gallipolis, Ohio
Dr. Zierenberg's 16 Medicare procedures are below the Gallipolis average of 24. The table below compares verified procedure volumes for orthopedic surgeons practicing in Gallipolis.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Charles Bishop | 32 | Hip, Knee |
Patient Reviews & Ratings
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