Dr. Morgan Silldorff, M.D.

Orthopedic Surgery
96 procedures 2 hospitals Encinitas, CA
Growing Volume

Contact & Location

760-642-7007
Phone: 760-642-7007
Practice phone listed in the NPI registry
310 Santa Fe Dr Ste 112
Encinitas, CA 92024
NPI: 1366790479
Credentials: M.D.
Active Medicare provider (NPI verified)
14 years of practice experience
Licensed M.D.
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps
National Comparison by Procedure
Hip 48 vs 36 national avg (4,532 surgeons)
Knee 48 vs 45 national avg (6,599 surgeons)

About Dr. Silldorff

Dr. Morgan Silldorff is a board-certified orthopedic surgeon practicing in Encinitas, California. A Medicare provider since 2012, Dr. Silldorff performed 48 Medicare-verified knee replacements (#150 in California) and 48 hip replacements in the latest annual CMS data, for a combined total of 96 procedures.

In California, Dr. Silldorff performs near the state average in knee (48 vs 47), near the state average in hip (48 vs 41).

Dr. Silldorff's reported Medicare volume is split between knee replacements (48 cases) and hip replacements (48 cases).

Encinitas is home to 3 orthopedic surgeons in the current Medicare dataset. Patients in the Encinitas area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. Silldorff extend back to 2020, covering 5 years of data. Over that period, recorded procedure volume increased from 31 to 96 in the most recent data, a 210% increase. This sustained growth reflects an expanding joint replacement practice.

Among 4,532 hip replacement surgeons tracked nationally, Dr. Silldorff's 48 verified procedures is above the national average of 36.

Verified Medicare Cases

Hip Replacement
48 verified cases
#93 in California
Knee Replacement
48 verified cases
#150 in California
Estimated total: 260 – 290 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. Silldorff Compares

Procedure volume compared to the California state average.

Hip Average
48 Avg: 41
Knee Average
48 Avg: 47
Dr. Silldorff California Average

Volume Trend Analysis

Dr. Silldorff's Medicare-recorded procedure volume has trended upward over 5 years, increasing 210% from 31 procedures in 2020 to 96 in the most recent data.

Years of Data 5
2024 Volume 96
Peak Volume 96 (2024)
Trend Growing

Hospital Affiliations & Quality

H
Scripps Memorial Hospital - Encinitas
5/5
Encinitas, CA
Similar to national avg
H
Tri-City Medical Center
2/5
Oceanside, 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.

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. Silldorff

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

Dr. Silldorff has performed 96 Medicare-verified joint replacement procedures. This is in line with the California average of 68 procedures per surgeon. Dr. Silldorff ranks #122 out of 613 orthopedic surgeons in California.

What types of joint replacement does Dr. Silldorff perform?

Dr. Silldorff's Medicare data shows procedures in knee replacement (48 cases) and hip replacement (48 cases).

Are there other orthopedic surgeons near Dr. Silldorff in Encinitas?

Yes. There are 3 orthopedic surgeons in Encinitas 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. Silldorff 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. Silldorff's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 96 procedures shown here.

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

Yes. Dr. Silldorff's Medicare-recorded volume has increased from 31 procedures in 2020 to 96 in the most recent data, a 210% increase over 5 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 96 procedures in 2024.

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

Yes. Dr. Silldorff's Medicare data shows procedures in knee replacement (48 cases), hip replacement (48 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Silldorff affiliated with?

According to CMS facility affiliation data, Dr. Silldorff is affiliated with Scripps Memorial Hospital - Encinitas, Tri-City Medical Center.

How does Dr. Silldorff compare to other orthopedic surgeons in Encinitas?

Among the 3 orthopedic surgeons in Encinitas, Dr. Silldorff ranks #1 by total Medicare procedure volume. Dr. Silldorff has the highest verified Medicare volume in the city.

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

Scripps Memorial Hospital - Encinitas (5 out of 5 CMS stars, hip/knee complication rate similar to national average); Tri-City Medical Center (2 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 Encinitas, California

Dr. Silldorff's 96 Medicare procedures are above the Encinitas average of 65. The table below compares verified procedure volumes for orthopedic surgeons practicing in Encinitas.

SurgeonProceduresSpecialties
Dr. Christopher Hajnik 79 Hip, Knee
Dr. Nathan Hammel 21 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. Morgan Silldorff, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ca/dr-morgan-silldorff-encinitas.html

Link: https://orthoprocedures.com/surgeons/ca/dr-morgan-silldorff-encinitas.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.