Dr. Michael Defrance, D.O.

Orthopedic Surgery
35 procedures 3 hospitals Auburn, ME
Latest available Medicare data — updated April 2026

Contact & Location

690 Minot Ave
Auburn, ME 04210
NPI: 1831547819
Credentials: D.O.
Active Medicare provider
Find Practice on Google Maps
Hip replacement recovery kit Essentials every patient wishes they bought first
National Comparison by Procedure
Hip 19 vs 36 avg (4,532 surgeons)
Knee 16 vs 45 avg (6,599 surgeons)

Dr. Michael Defrance is a board-certified orthopedic surgeon practicing in Auburn, Maine. Dr. Defrance has performed 19 Medicare-verified hip replacements (#19 in Maine) and 16 knee replacements, for a combined total of 35 procedures.

In Maine, Dr. Defrance performs below average in hip (19 vs 31 avg), below average in knee (16 vs 44 avg).

Dr. Defrance's reported Medicare volume is split between hip replacements (19 cases) and knee replacements (16 cases).

Auburn is home to 4 orthopedic surgeons in the current Medicare dataset. Patients in the Auburn area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Dr. Defrance first appears in the Medicare dataset in 2024. With 1 year of recorded data, the longitudinal trend is still developing.

Dr. Defrance's 19 hip replacement procedures is below the national average of 36 among 4,532 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.

Verified Medicare Cases

Hip Replacement
19 verified cases
#19 in Maine
Knee Replacement
16 verified cases
#23 in Maine
Estimated total: 90 – 110 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. Defrance Compares

Procedure volume compared to the Maine state average.

Hip Below Avg
19 Avg: 31
Knee Below Avg
16 Avg: 44
Dr. Defrance Maine Average

Hospital Affiliations & Quality

H
Central Maine Medical Center
4/5
Lewiston, ME
Low case volume
H
Bridgton Hospital
Bridgton, ME
H
Rumford Hospital
Rumford, ME

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 Hip Replacement

If you are considering hip replacement surgery, these evidence-based guides can help you prepare and recover:

Hip Replacement Recovery Overview

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

Week 1-2 Walking with assistive device (walker or cane). Gentle range-of-motion exercises begin. Most patients can manage basic self-care.
Week 3-6 Transition to walking independently. Resume driving short distances. Physical therapy focuses on strength and balance.
Week 7-12 Return to most daily activities and light exercise. Stair climbing improves. Many patients return to desk work.
Month 4-6 Full recovery for most patients. Resume recreational activities, golf, swimming, and low-impact exercise.

Individual recovery varies based on overall health, age, and adherence to physical therapy. View full hip replacement recovery guide and product recommendations

Frequently Asked Questions About Dr. Defrance

How does Dr. Defrance's procedure volume compare to other Maine surgeons?

Dr. Defrance has performed 35 Medicare-verified joint replacement procedures. The Maine average is 52 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Defrance ranks #22 out of 43 orthopedic surgeons in Maine.

What types of joint replacement does Dr. Defrance perform?

Dr. Defrance's Medicare data shows procedures in hip replacement (19 cases) and knee replacement (16 cases).

How experienced is Dr. Defrance with hip replacement surgery?

Dr. Defrance ranks #19 in Maine for hip replacement with 19 Medicare-verified procedures. This high ranking among 43 state surgeons indicates significant experience with this specific procedure.

Are there other orthopedic surgeons near Dr. Defrance in Auburn?

Yes. There are 4 orthopedic surgeons in Auburn 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 Maine surgeons.

What does the Medicare data for Dr. Defrance 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. Defrance's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 35 procedures shown here.

Does Dr. Defrance perform more than one type of joint replacement?

Yes. Dr. Defrance's Medicare data shows procedures in hip replacement (19 cases), knee replacement (16 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Defrance affiliated with?

According to CMS facility affiliation data, Dr. Defrance is affiliated with Central Maine Medical Center, Bridgton Hospital, Rumford Hospital.

How does Dr. Defrance compare to other orthopedic surgeons in Auburn?

Among the 4 orthopedic surgeons in Auburn, Dr. Defrance ranks #1 by total Medicare procedure volume. Dr. Defrance has the highest verified Medicare volume in the city.

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

Central Maine Medical Center (4 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 Auburn, Maine

Dr. Defrance's 35 Medicare procedures are above the Auburn average of 20. The table below compares verified procedure volumes for orthopedic surgeons practicing in Auburn.

SurgeonProceduresSpecialties
Dr. Boris Kovalenko 18 Knee
Dr. Eric Benson 16 Shoulder
Dr. Mohamed Al Saied 11 Hip

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.

Cite This Data

APA: OrthoProcedures. (2026). Dr. Michael Defrance, D.O. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/me/dr-michael-defrance-auburn.html

Link: https://orthoprocedures.com/surgeons/me/dr-michael-defrance-auburn.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.