Dr. Michael Holmboe, DO
Contact & Location
Phoenix, AZ 85023
Dr. Michael Holmboe is a board-certified orthopedic surgeon practicing in Phoenix, Arizona. A Medicare provider since 2018, Dr. Holmboe has performed 19 Medicare-verified knee replacements, ranking #120 in Arizona.
In Arizona, Dr. Holmboe performs below average in knee (19 vs 49 avg).
Dr. Holmboe's Medicare data shows a focused knee 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.
Phoenix is home to 51 orthopedic surgeons in the current Medicare dataset. Patients in the Phoenix area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.
Dr. Holmboe first appears in the Medicare dataset in 2023. With 2 years of recorded data, the longitudinal trend is still developing.
Dr. Holmboe's 19 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. Holmboe Compares
Procedure volume compared to the Arizona state average.
Volume Trend Analysis
Dr. Holmboe has 2 years of Medicare procedure data beginning in 2023. 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 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.
What to Expect on the Day of SurgeryA step-by-step walkthrough of your surgical day, from pre-op preparation through anesthesia, the procedure itself, and the first hours of recovery.
Recovery Timeline: Week-by-Week ExpectationsA detailed week-by-week guide covering pain levels, mobility milestones, physical therapy progression, and when to expect a return to daily activities.
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.
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. Holmboe
How does Dr. Holmboe's procedure volume compare to other Arizona surgeons?
Dr. Holmboe has performed 19 Medicare-verified joint replacement procedures. The Arizona average is 72 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Holmboe ranks #161 out of 191 orthopedic surgeons in Arizona.
What types of joint replacement does Dr. Holmboe perform?
Dr. Holmboe's reported Medicare volume is focused on knee 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. Holmboe in Phoenix?
Yes. There are 51 orthopedic surgeons in Phoenix 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 Arizona surgeons.
What does the Medicare data for Dr. Holmboe 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. Holmboe's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 19 procedures shown here.
Which hospitals is Dr. Holmboe affiliated with?
According to CMS facility affiliation data, Dr. Holmboe is affiliated with St Thomas More Hospital. Dr. Holmboe maintains hospital privileges across state lines, indicating a practice that serves patients in multiple states.
How does Dr. Holmboe compare to other orthopedic surgeons in Phoenix?
Among the 51 orthopedic surgeons in Phoenix, Dr. Holmboe ranks #43 by total Medicare procedure volume. The highest-volume surgeon in Phoenix has 234 verified Medicare procedures.
What are the quality ratings for hospitals where Dr. Holmboe practices?
St Thomas More Hospital (3 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 Phoenix, Arizona
Dr. Holmboe's 19 Medicare procedures are below the Phoenix average of 137. The table below compares verified procedure volumes for orthopedic surgeons practicing in Phoenix.
| Surgeon | Procedures | Specialties |
|---|---|---|
| Dr. Steven Werner | 234 | Hip, Knee |
| Dr. Christina Khoury | 152 | Hip, Knee |
| Dr. Steven Hattrup | 147 | Shoulder |
| Dr. Michael Wilmink | 144 | Hip, Knee |
| Dr. Kenneth Schmidt | 135 | Hip, Knee |
| Dr. Lige Kaplan | 128 | Hip, 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.