Dr. Oliver Nikolaus, MD

Orthopedic Surgery
102 procedures 1 hospital Salt Lake City, UT
Latest available Medicare data — updated April 2026
Growing Volume

Contact & Location

Phone: 801-261-7479
Practice phone listed in the NPI registry
1160 E 3900 S Ste 5000
Salt Lake City, UT 84124
NPI: 1700149572
Credentials: MD
Active Medicare provider (NPI verified)
14 years of practice experience
Licensed MD
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps
Hip replacement recovery kit Essentials every patient wishes they bought first
National Comparison by Procedure
Hip 53 vs 36 avg (4,532 surgeons)
Knee 49 vs 45 avg (6,599 surgeons)

Dr. Oliver Nikolaus is a board-certified orthopedic surgeon practicing in Salt Lake City, Utah. A Medicare provider since 2012, Dr. Nikolaus has performed 53 Medicare-verified hip replacements (#6 in Utah) and 49 knee replacements, for a combined total of 102 procedures.

In Utah, Dr. Nikolaus performs above average in hip (53 vs 30 avg), near average in knee (49 vs 42 avg).

Dr. Nikolaus's reported Medicare volume is split between hip replacements (53 cases) and knee replacements (49 cases).

Salt Lake City is home to 17 orthopedic surgeons in the current Medicare dataset. Patients in the Salt Lake City area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. Nikolaus extend back to 2017, covering 8 years of data. Over that period, recorded procedure volume increased from 64 to 102 in the most recent data, a 59% increase. This sustained growth reflects an expanding joint replacement practice.

Among 4,532 hip replacement surgeons tracked nationally, Dr. Nikolaus's 53 verified procedures is above the national average of 36.

Verified Medicare Cases

Hip Replacement
53 verified cases
#6 in Utah
Knee Replacement
49 verified cases
#22 in Utah
Estimated total: 280 – 310 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. Nikolaus Compares

Procedure volume compared to the Utah state average.

Hip High
53 Avg: 30
Knee Average
49 Avg: 42
Dr. Nikolaus Utah Average

Volume Trend Analysis

Dr. Nikolaus's Medicare-recorded procedure volume has trended upward over 8 years, increasing 59% from 64 procedures in 2017 to 102 in the most recent data.

Years of Data 8
2024 Volume 102
Peak Volume 148 (2022)
Trend Growing

Hospital Affiliations & Quality

H
St Mark'S Hospital
4/5
Salt Lake City, UT
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. Nikolaus

How does Dr. Nikolaus's procedure volume compare to other Utah surgeons?

Dr. Nikolaus has performed 102 Medicare-verified joint replacement procedures. This is significantly above the Utah average of 58 procedures per surgeon. Dr. Nikolaus ranks #15 out of 88 orthopedic surgeons in Utah.

What types of joint replacement does Dr. Nikolaus perform?

Dr. Nikolaus's Medicare data shows procedures in hip replacement (53 cases) and knee replacement (49 cases).

How experienced is Dr. Nikolaus with hip replacement surgery?

Dr. Nikolaus ranks #6 in Utah for hip replacement with 53 Medicare-verified procedures. This high ranking among 88 state surgeons indicates significant experience with this specific procedure.

Are there other orthopedic surgeons near Dr. Nikolaus in Salt Lake City?

Yes. There are 17 orthopedic surgeons in Salt Lake City 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 Utah surgeons.

What does the Medicare data for Dr. Nikolaus 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. Nikolaus's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 102 procedures shown here.

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

Yes. Dr. Nikolaus's Medicare-recorded volume has increased from 64 procedures in 2017 to 102 in the most recent data, a 59% increase over 8 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 148 procedures in 2022.

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

Yes. Dr. Nikolaus's Medicare data shows procedures in hip replacement (53 cases), knee replacement (49 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Nikolaus affiliated with?

According to CMS facility affiliation data, Dr. Nikolaus is affiliated with St Mark'S Hospital.

How does Dr. Nikolaus compare to other orthopedic surgeons in Salt Lake City?

Among the 17 orthopedic surgeons in Salt Lake City, Dr. Nikolaus ranks #5 by total Medicare procedure volume. The highest-volume surgeon in Salt Lake City has 111 verified Medicare procedures.

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

St Mark'S 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 Salt Lake City, Utah

Dr. Nikolaus's 102 Medicare procedures are above the Salt Lake City average of 96. The table below compares verified procedure volumes for orthopedic surgeons practicing in Salt Lake City.

SurgeonProceduresSpecialties
Dr. Christopher Peters 111 Hip, Knee
Dr. Jeremy Gililland 110 Hip, Knee
Dr. Christopher Pelt 105 Hip, Knee
Dr. Adam Bergeson 105 Hip, Knee
Dr. Russell Nelson 74 Hip, Knee
Dr. Jeffrey Jackson 64 Knee, 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. Oliver Nikolaus, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ut/dr-oliver-nikolaus-salt-lake-city.html

Link: https://orthoprocedures.com/surgeons/ut/dr-oliver-nikolaus-salt-lake-city.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.