Dr. William Emper, M.D.

Orthopedic Surgery
27 procedures 3 hospitals Bryn Mawr, PA
Latest available Medicare data — updated April 2026

Contact & Location

Phone: 800-321-9999
Practice phone listed in the NPI registry
825 Old Lancaster Rd Ste 100
Bryn Mawr, PA 19010
NPI: 1982664793
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
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety, all under $50
National Comparison by Procedure
Knee 27 vs 45 avg (6,599 surgeons)

Dr. William Emper is a board-certified orthopedic surgeon practicing in Bryn Mawr, Pennsylvania. A Medicare provider since 2006, Dr. Emper has performed 27 Medicare-verified knee replacements, ranking #188 in Pennsylvania.

In Pennsylvania, Dr. Emper performs below average in knee (27 vs 47 avg).

Dr. Emper's Medicare data shows a focused knee replacement practice with 27 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.

Bryn Mawr is home to 7 orthopedic surgeons in the current Medicare dataset. Patients in the Bryn Mawr area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Dr. Emper's Medicare record spans 12 years from 2013 through 2024. Procedure volume has remained consistent during that period, ranging from 16 to 40 procedures per year, reflecting a steady joint replacement practice.

Dr. Emper's 27 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 Medicare Cases

Knee Replacement
27 verified cases
#188 in Pennsylvania
Estimated total: 70 – 80 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. Emper Compares

Procedure volume compared to the Pennsylvania state average.

Knee Below Avg
27 Avg: 47
Dr. Emper Pennsylvania Average

Volume Trend Analysis

Dr. Emper's procedure volume has been consistent across 12 years of Medicare data, ranging from 16 to 40 procedures per year. This stability suggests a well-established joint replacement practice.

Years of Data 12
2024 Volume 27
Peak Volume 40 (2015)
Trend Stable

Hospital Affiliations & Quality

H
Bryn Mawr Hospital, The
4/5
Bryn Mawr, PA
Similar to national avg
H
Lankenau Medical Center
4/5
Wynnewood, PA
Similar to national avg
H
Riddle Memorial Hospital
3/5
Media, PA
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.

Patient Resources: Preparing for Knee Replacement

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

Knee Replacement Recovery Overview

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

Week 1-2 Walking with assistive device. Knee bending exercises begin immediately. Ice therapy and elevation for swelling control.
Week 3-6 Increased range of motion (target 90 degrees). Walking longer distances. Physical therapy intensifies with strengthening exercises.
Week 7-12 Most patients walk without assistive devices. Resume driving and desk work. Continue PT for strength and flexibility.
Month 4-6 Near-full recovery. Resume most recreational activities. Some swelling and stiffness may persist but continues improving.

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. Emper

How does Dr. Emper's procedure volume compare to other Pennsylvania surgeons?

Dr. Emper has performed 27 Medicare-verified joint replacement procedures. The Pennsylvania average is 66 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Emper ranks #275 out of 376 orthopedic surgeons in Pennsylvania.

What types of joint replacement does Dr. Emper perform?

Dr. Emper's reported Medicare volume is focused on knee replacement, with 27 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.

Are there other orthopedic surgeons near Dr. Emper in Bryn Mawr?

Yes. There are 7 orthopedic surgeons in Bryn Mawr 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 Pennsylvania surgeons.

What does the Medicare data for Dr. Emper 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. Emper's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 27 procedures shown here.

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

Dr. Emper's procedure volume has been relatively stable over 12 years of Medicare data, ranging from 16 to 40 procedures per year between 2013 and 2024. Consistent volume over multiple years reflects a steady joint replacement practice.

Which hospitals is Dr. Emper affiliated with?

According to CMS facility affiliation data, Dr. Emper is affiliated with Bryn Mawr Hospital, The, Lankenau Medical Center, Riddle Memorial Hospital.

How does Dr. Emper compare to other orthopedic surgeons in Bryn Mawr?

Among the 7 orthopedic surgeons in Bryn Mawr, Dr. Emper ranks #6 by total Medicare procedure volume. The highest-volume surgeon in Bryn Mawr has 292 verified Medicare procedures.

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

Bryn Mawr Hospital, The (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Lankenau Medical Center (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Riddle Memorial Hospital (3 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 Bryn Mawr, Pennsylvania

Dr. Emper's 27 Medicare procedures are below the Bryn Mawr average of 147. The table below compares verified procedure volumes for orthopedic surgeons practicing in Bryn Mawr.

SurgeonProceduresSpecialties
Dr. Eric Levicoff 292 Hip, Knee
Dr. Joseph Vernace 216 Hip, Knee
Dr. Jess Lonner 185 Knee
Dr. Yale Fillingham 184 Hip, Knee
Dr. Gerald Williams 104 Shoulder
Dr. Kevin Freedman 19 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.

Cite This Data

APA: OrthoProcedures. (2026). Dr. William Emper, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/pa/dr-william-emper-bryn-mawr.html

Link: https://orthoprocedures.com/surgeons/pa/dr-william-emper-bryn-mawr.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.