Dr. Charles Petit, M.D.
Contact & Location
Lake Oswego, OR 97035
Dr. Charles Petit is a board-certified orthopedic surgeon practicing in Lake Oswego, Oregon. A Medicare provider since 2005, Dr. Petit has completed 26 shoulder replacements (#13 in Oregon), 24 knee replacements, and 20 hip replacements, totaling 70 Medicare-verified procedures.
In Oregon, Dr. Petit performs near average in shoulder (26 vs 31 avg), below average in knee (24 vs 42 avg), below average in hip (20 vs 37 avg).
Dr. Petit performs all three major joint replacement procedures — hip, knee, and shoulder — indicating a broad scope of orthopedic practice. The largest share is shoulder replacements (26 cases), followed by knee replacements (24) and hip replacements (20).
Lake Oswego is home to 2 orthopedic surgeons in the current Medicare dataset. Patients in the Lake Oswego area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs. Dr. Petit also maintains hospital privileges in OR and WA, indicating a regional practice that extends beyond Oregon.
Medicare records for Dr. Petit extend back to 2013, covering 8 years of data. Over that period, recorded procedure volume increased from 24 to 70 in the most recent data, a 192% increase. This sustained growth reflects an expanding joint replacement practice.
Among 2,213 shoulder replacement surgeons tracked nationally, Dr. Petit's 26 verified procedures is near the national average of 29.
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. Petit Compares
Procedure volume compared to the Oregon state average.
Volume Trend Analysis
Dr. Petit's Medicare-recorded procedure volume has trended upward over 8 years, increasing 192% from 24 procedures in 2013 to 70 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 Shoulder Replacement
If you are considering shoulder replacement surgery, these evidence-based guides can help you prepare and recover:
A step-by-step walkthrough of your surgical day, from pre-op preparation through anesthesia, the procedure itself, and the first hours of recovery.
Nutrition and Recovery After Joint ReplacementHow protein intake, anti-inflammatory foods, hydration, and targeted supplements support bone healing and tissue repair after surgery.
Medicare Coverage for Joint ReplacementWhat Medicare Part A and Part B cover for joint replacement surgery, including hospital stays, surgeon fees, anesthesia, and physical therapy.
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. Petit
How does Dr. Petit's procedure volume compare to other Oregon surgeons?
Dr. Petit has performed 70 Medicare-verified joint replacement procedures. This is in line with the Oregon average of 63 procedures per surgeon. Dr. Petit ranks #38 out of 101 orthopedic surgeons in Oregon.
What types of joint replacement does Dr. Petit perform?
Dr. Petit performs all three major joint replacement procedures: shoulder replacement (26 cases), knee replacement (24 cases), hip replacement (20 cases). This breadth indicates a comprehensive orthopedic joint replacement practice.
How experienced is Dr. Petit with shoulder replacement surgery?
Dr. Petit ranks #13 in Oregon for shoulder replacement with 26 Medicare-verified procedures. This high ranking among 101 state surgeons indicates significant experience with this specific procedure.
Are there other orthopedic surgeons near Dr. Petit in Lake Oswego?
Yes. There are 2 orthopedic surgeons in Lake Oswego 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 Oregon surgeons.
What does the Medicare data for Dr. Petit 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. Petit's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 70 procedures shown here.
Has Dr. Petit's procedure volume changed over time?
Yes. Dr. Petit's Medicare-recorded volume has increased from 24 procedures in 2013 to 70 in the most recent data, a 192% increase over 8 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 70 procedures in 2024.
Does Dr. Petit perform more than one type of joint replacement?
Yes. Dr. Petit's Medicare data shows procedures in shoulder replacement (26 cases), knee replacement (24 cases), hip replacement (20 cases). Performing all three major joint replacements places Dr. Petit among the 5% of orthopedic surgeons nationally who cover hip, knee, and shoulder arthroplasty.
Which hospitals is Dr. Petit affiliated with?
According to CMS facility affiliation data, Dr. Petit is affiliated with Legacy Good Samaritan Medical Center, Providence Portland Medical Center, Skyline Hospital, Adventist Health Columbia Gorge, Providence Hood River Memorial Hospital. Dr. Petit maintains hospital privileges across state lines, indicating a practice that serves patients in multiple states.
What are the quality ratings for hospitals where Dr. Petit practices?
Legacy Good Samaritan Medical Center (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Providence Portland Medical Center (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 Lake Oswego, Oregon
Dr. Petit's 70 Medicare procedures are above the Lake Oswego average of 56. The table below compares verified procedure volumes for orthopedic surgeons practicing in Lake Oswego.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Derek Lamprecht | 42 | Knee, Shoulder |
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.