Dr. Nathan Moroski, M.D.

Orthopedic Surgery
23 procedures 2 hospitals Seneca, SC
Latest available Medicare data — updated April 2026
Growing Volume

Contact & Location

Phone: 864-482-6000
Practice phone listed in the NPI registry
10630 Clemson Blvd
Seneca, SC 29678
NPI: 1043574031
Credentials: M.D.
Active Medicare provider (NPI verified)
14 years of practice experience
Licensed M.D.
Licensed surgical specialist
Board-certified orthopedic surgeon
Sports medicine specialist
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 23 vs 45 avg (6,599 surgeons)

Dr. Nathan Moroski is a board-certified orthopedic surgeon practicing in Seneca, South Carolina. A Medicare provider since 2012, Dr. Moroski has performed 23 Medicare-verified knee replacements, ranking #93 in South Carolina.

In South Carolina, Dr. Moroski performs below average in knee (23 vs 58 avg).

Dr. Moroski's Medicare data shows a focused knee replacement practice with 23 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.

Seneca is home to 8 orthopedic surgeons in the current Medicare dataset. Patients in the Seneca area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. Moroski extend back to 2018, covering 6 years of data. Over that period, recorded procedure volume increased from 15 to 23 in the most recent data, a 53% increase. This sustained growth reflects an expanding joint replacement practice.

Dr. Moroski's 23 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
23 verified cases
#93 in South Carolina
Estimated total: 60 – 70 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. Moroski Compares

Procedure volume compared to the South Carolina state average.

Knee Below Avg
23 Avg: 58
Dr. Moroski South Carolina Average

Volume Trend Analysis

Dr. Moroski's Medicare-recorded procedure volume has trended upward over 6 years, increasing 53% from 15 procedures in 2018 to 23 in the most recent data.

Years of Data 6
2024 Volume 23
Peak Volume 37 (2023)
Trend Growing

Hospital Affiliations & Quality

H
Prisma Health Oconee Memorial Hospital
3/5
Seneca, SC
Similar to national avg
H
Self Regional Healthcare
3/5
Greenwood, SC
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. Moroski

How does Dr. Moroski's procedure volume compare to other South Carolina surgeons?

Dr. Moroski has performed 23 Medicare-verified joint replacement procedures. The South Carolina average is 76 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Moroski ranks #118 out of 158 orthopedic surgeons in South Carolina.

What types of joint replacement does Dr. Moroski perform?

Dr. Moroski's reported Medicare volume is focused on knee replacement, with 23 verified procedures. Some surgeons choose to concentrate on a single joint type to build deep procedural expertise.

Are there other orthopedic surgeons near Dr. Moroski in Seneca?

Yes. There are 8 orthopedic surgeons in Seneca 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 South Carolina surgeons.

What does the Medicare data for Dr. Moroski 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. Moroski's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 23 procedures shown here.

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

Yes. Dr. Moroski's Medicare-recorded volume has increased from 15 procedures in 2018 to 23 in the most recent data, a 53% increase over 6 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 37 procedures in 2023.

Which hospitals is Dr. Moroski affiliated with?

According to CMS facility affiliation data, Dr. Moroski is affiliated with Prisma Health Oconee Memorial Hospital, Self Regional Healthcare.

How does Dr. Moroski compare to other orthopedic surgeons in Seneca?

Among the 8 orthopedic surgeons in Seneca, Dr. Moroski ranks #5 by total Medicare procedure volume. The highest-volume surgeon in Seneca has 57 verified Medicare procedures.

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

Prisma Health Oconee Memorial Hospital (3 out of 5 CMS stars, hip/knee complication rate similar to national average); Self Regional Healthcare (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 Seneca, South Carolina

Dr. Moroski's 23 Medicare procedures are below the Seneca average of 28. The table below compares verified procedure volumes for orthopedic surgeons practicing in Seneca.

SurgeonProceduresSpecialties
Dr. Patrick McCallum 57 Knee, Shoulder
Dr. Steven Martin 29 Knee
Dr. William Brown 27 Hip, Knee
Dr. John Sloboda 23 Hip
Dr. Jeffrey Hensarling 21 Knee
Dr. James Mills 15 Shoulder

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. Nathan Moroski, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/sc/dr-nathan-moroski-seneca.html

Link: https://orthoprocedures.com/surgeons/sc/dr-nathan-moroski-seneca.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.