Dr. John Yap, MD
Contact & Location
Lapeer, MI 48446
Dr. John Yap is a board-certified orthopedic surgeon practicing in Lapeer, Michigan. A Medicare provider since 2005, Dr. Yap has completed 30 knee replacements (#91 in Michigan), 22 hip replacements, and 14 shoulder replacements, totaling 66 Medicare-verified procedures.
In Michigan, Dr. Yap performs near average in knee (30 vs 34 avg), below average in hip (22 vs 29 avg), below average in shoulder (14 vs 28 avg).
Dr. Yap performs all three major joint replacement procedures — hip, knee, and shoulder — indicating a broad scope of orthopedic practice. The largest share is knee replacements (30 cases), followed by hip replacements (22) and shoulder replacements (14).
Beyond general orthopedic surgery, Dr. Yap holds additional credentials in Sports Medicine, reflecting subspecialty training that may benefit patients with complex joint conditions.
Lapeer is home to 2 orthopedic surgeons in the current Medicare dataset. Patients in the Lapeer area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Yap's Medicare record spans 12 years from 2013 through 2024. Procedure volume has remained consistent during that period, ranging from 48 to 106 procedures per year, reflecting a steady joint replacement practice.
Dr. Yap's 30 knee replacement procedures is below the national average of 45 among 6,599 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.
Verified Case Volume Trends (2013-Current)
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. Yap Compares
Procedure volume compared to the Michigan state average.
Volume Trend Analysis
Dr. Yap's procedure volume has been consistent across 12 years of Medicare data, ranging from 48 to 106 procedures per year. This stability suggests a well-established joint replacement practice.
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. Yap
How does Dr. Yap's procedure volume compare to other Michigan surgeons?
Dr. Yap has performed 66 Medicare-verified joint replacement procedures. This is in line with the Michigan average of 49 procedures per surgeon. Dr. Yap ranks #62 out of 256 orthopedic surgeons in Michigan.
What types of joint replacement does Dr. Yap perform?
Dr. Yap performs all three major joint replacement procedures: knee replacement (30 cases), hip replacement (22 cases), shoulder replacement (14 cases). This breadth indicates a comprehensive orthopedic joint replacement practice.
Are there other orthopedic surgeons near Dr. Yap in Lapeer?
Yes. There are 2 orthopedic surgeons in Lapeer 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 Michigan surgeons.
What does the Medicare data for Dr. Yap 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. Yap's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 66 procedures shown here.
Has Dr. Yap's procedure volume changed over time?
Dr. Yap's procedure volume has been relatively stable over 12 years of Medicare data, ranging from 48 to 106 procedures per year between 2013 and 2024. Consistent volume over multiple years reflects a steady joint replacement practice.
Does Dr. Yap perform more than one type of joint replacement?
Yes. Dr. Yap's Medicare data shows procedures in knee replacement (30 cases), hip replacement (22 cases), shoulder replacement (14 cases). Performing all three major joint replacements places Dr. Yap among the 5% of orthopedic surgeons nationally who cover hip, knee, and shoulder arthroplasty.
Which hospitals is Dr. Yap affiliated with?
According to CMS facility affiliation data, Dr. Yap is affiliated with Mclaren Lapeer Region.
What are the quality ratings for hospitals where Dr. Yap practices?
Mclaren Lapeer Region (2 out of 5 CMS stars, insufficient case volume for complication rate comparison). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.
Other Orthopedic Surgeons in Lapeer, Michigan
Dr. Yap's 66 Medicare procedures are above the Lapeer average of 43. The table below compares verified procedure volumes for orthopedic surgeons practicing in Lapeer.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Gordon McClimans | 20 | 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.