#81 Hip
#194 Knee

Dr. Geoffrey Sandman, M.D.

Orthopedic Surgery
35 procedures 1 hospital Byron Center, MI
Latest available Medicare data — updated April 2026
Rising Star
Hip replacement recovery kit Essentials every patient wishes they bought first
National Comparison by Procedure
Hip 21 vs 36 avg (4,526 surgeons)
Knee 14 vs 45 avg (6,720 surgeons)

Dr. Geoffrey Sandman is a board-certified orthopedic surgeon practicing in Byron Center, Michigan. A Medicare provider since 2005, Dr. Sandman has performed 21 Medicare-verified hip replacements (#81 in Michigan) and 14 knee replacements, for a combined total of 35 procedures.

In Michigan, Dr. Sandman performs below average in hip (21 vs 29 avg), below average in knee (14 vs 33 avg).

Dr. Sandman's reported Medicare volume is split between hip replacements (21 cases) and knee replacements (14 cases).

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

Medicare records for Dr. Sandman extend back to 2013, covering 8 years of data. Over that period, recorded procedure volume increased from 21 to 35 in the most recent data, a 67% increase. This sustained growth reflects an expanding joint replacement practice.

Dr. Sandman's 21 hip replacement procedures is below the national average of 36 among 4,526 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.

Verified Medicare Cases

Hip Replacement
21 verified cases
#81 in Michigan
Knee Replacement
14 verified cases
#194 in Michigan
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. Sandman Compares

Procedure volume compared to the Michigan state average.

Hip Below Avg
21 Avg: 29
Knee Below Avg
14 Avg: 33
Dr. Sandman Michigan Average

Contact & Location

Phone: 616-465-5910
2373 64th St Sw Ste 2700
Byron Center, MI 49315
NPI: 1760481782
Credentials: M.D.
Active Medicare provider (NPI verified)
21 years of practice experience
Licensed M.D.
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps

Volume Trend Analysis

Dr. Sandman's Medicare-recorded procedure volume has trended upward over 8 years, increasing 67% from 21 procedures in 2013 to 35 in the most recent data.

Years of Data 8
2023 Volume 35
Peak Volume 44 (2018)
Trend Growing

Hospital Affiliations & Quality

H
Trinity Health Grand Rapids Hospital
★★★★☆
Grand Rapids, MI
Similar to national avg

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.

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. Sandman

How does Dr. Sandman's procedure volume compare to other Michigan surgeons?

Dr. Sandman has performed 35 Medicare-verified joint replacement procedures. The Michigan average is 48 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Sandman ranks #143 out of 272 orthopedic surgeons in Michigan.

What types of joint replacement does Dr. Sandman perform?

Dr. Sandman's Medicare data shows procedures in hip replacement (21 cases) and knee replacement (14 cases).

Are there other orthopedic surgeons near Dr. Sandman in Byron Center?

Yes. There are 4 orthopedic surgeons in Byron Center 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. Sandman 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. Sandman's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 35 procedures shown here.

Has Dr. Sandman's procedure volume changed over time?

Yes. Dr. Sandman's Medicare-recorded volume has increased from 21 procedures in 2013 to 35 in the most recent data, a 67% increase over 8 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 44 procedures in 2018.

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

Yes. Dr. Sandman's Medicare data shows procedures in hip replacement (21 cases), knee replacement (14 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Sandman affiliated with?

According to CMS facility affiliation data, Dr. Sandman is affiliated with Trinity Health Grand Rapids Hospital.

How does Dr. Sandman compare to other orthopedic surgeons in Byron Center?

Among the 4 orthopedic surgeons in Byron Center, Dr. Sandman ranks #2 by total Medicare procedure volume. Dr. Sandman is among the highest-volume surgeons in Byron Center.

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

Trinity Health Grand Rapids Hospital (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 Byron Center, Michigan

Dr. Sandman's 35 Medicare procedures are above the Byron Center average of 29. The table below compares verified procedure volumes for orthopedic surgeons practicing in Byron Center.

SurgeonProceduresSpecialties
Dr. Jeffrey Cross 38 Hip, Knee
Dr. Tim Lenters 21 Shoulder
Dr. Timothy Henne 20 Knee

Patient Reviews & Ratings

OrthoProcedures.com focuses on verified Medicare procedure data. For patient reviews, ratings, and appointment scheduling, visit these trusted platforms:

These links lead to third-party websites. OrthoProcedures.com is not affiliated with these platforms and cannot verify the accuracy of reviews.

Cite This Data

APA: OrthoProcedures. (2026). Dr. Geoffrey Sandman, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/mi/dr-geoffrey-sandman-byron-center.html

Link: https://orthoprocedures.com/surgeons/mi/dr-geoffrey-sandman-byron-center.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.