#237 Hip
#417 Knee

Dr. Stewart Shanfield, M.D.

Orthopedic Surgery
33 procedures 1 hospital Fullerton, CA
Latest available Medicare data — updated April 2026
Hip replacement recovery kit Essentials every patient wishes they bought first
National Comparison by Procedure
Hip 18 vs 36 avg (4,526 surgeons)
Knee 15 vs 45 avg (6,720 surgeons)

Dr. Stewart Shanfield is a board-certified orthopedic surgeon practicing in Fullerton, California. A Medicare provider since 2006, Dr. Shanfield has performed 18 Medicare-verified hip replacements (#237 in California) and 15 knee replacements, for a combined total of 33 procedures.

In California, Dr. Shanfield performs below average in hip (18 vs 41 avg), below average in knee (15 vs 45 avg).

Dr. Shanfield's reported Medicare volume is split between hip replacements (18 cases) and knee replacements (15 cases).

Fullerton is home to 6 orthopedic surgeons in the current Medicare dataset. Patients in the Fullerton area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Dr. Shanfield's Medicare record spans 11 years from 2013 through 2023. Procedure volume has remained consistent during that period, ranging from 14 to 46 procedures per year, reflecting a steady joint replacement practice.

Dr. Shanfield's 18 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
18 verified cases
#237 in California
Knee Replacement
15 verified cases
#417 in California
Estimated total: 90 – 100 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. Shanfield Compares

Procedure volume compared to the California state average.

Hip Below Avg
18 Avg: 41
Knee Below Avg
15 Avg: 45
Dr. Shanfield California Average

Contact & Location

Phone: 714-626-8630
2141 N Harbor Blvd
Fullerton, CA 92835
NPI: 1346286580
Credentials: M.D.
Active Medicare provider (NPI verified)
20 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. Shanfield's procedure volume has been consistent across 11 years of Medicare data, ranging from 14 to 46 procedures per year. This stability suggests a well-established joint replacement practice.

Years of Data 11
2023 Volume 33
Peak Volume 46 (2016)
Trend Stable

Hospital Affiliations & Quality

H
Providence St. Jude Medical Center
★★★★☆
Fullerton, CA
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. Shanfield

How does Dr. Shanfield's procedure volume compare to other California surgeons?

Dr. Shanfield has performed 33 Medicare-verified joint replacement procedures. The California average is 65 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Shanfield ranks #349 out of 608 orthopedic surgeons in California.

What types of joint replacement does Dr. Shanfield perform?

Dr. Shanfield's Medicare data shows procedures in hip replacement (18 cases) and knee replacement (15 cases).

Are there other orthopedic surgeons near Dr. Shanfield in Fullerton?

Yes. There are 6 orthopedic surgeons in Fullerton 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 California surgeons.

What does the Medicare data for Dr. Shanfield 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. Shanfield's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 33 procedures shown here.

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

Dr. Shanfield's procedure volume has been relatively stable over 11 years of Medicare data, ranging from 14 to 46 procedures per year between 2013 and 2023. Consistent volume over multiple years reflects a steady joint replacement practice.

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

Yes. Dr. Shanfield's Medicare data shows procedures in hip replacement (18 cases), knee replacement (15 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Shanfield affiliated with?

According to CMS facility affiliation data, Dr. Shanfield is affiliated with Providence St. Jude Medical Center.

How does Dr. Shanfield compare to other orthopedic surgeons in Fullerton?

Among the 6 orthopedic surgeons in Fullerton, Dr. Shanfield ranks #4 by total Medicare procedure volume. The highest-volume surgeon in Fullerton has 94 verified Medicare procedures.

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

Providence St. Jude 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 Fullerton, California

Dr. Shanfield's 33 Medicare procedures are below the Fullerton average of 42. The table below compares verified procedure volumes for orthopedic surgeons practicing in Fullerton.

SurgeonProceduresSpecialties
Dr. Johan Forslund 94 Hip, Knee
Dr. Shahram Solhpour 39 Knee
Dr. Andrew Karich 36 Shoulder
Dr. Kiarash Khajavi 31 Knee
Dr. David Downs 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. Stewart Shanfield, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ca/dr-stewart-shanfield-fullerton.html

Link: https://orthoprocedures.com/surgeons/ca/dr-stewart-shanfield-fullerton.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.