Dr. Timothy O'mara, M.D.

Orthopedic Surgery
76 procedures 5 hospitals Reno, NV
Latest available Medicare data — updated April 2026
Growing Volume

Contact & Location

Phone: 775-786-3040
Practice phone listed in the NPI registry
555 N Arlington Ave
Reno, NV 89503
NPI: 1386787984
Credentials: M.D.
Active Medicare provider (NPI verified)
19 years of practice experience
Licensed M.D.
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 40 vs 36 avg (4,532 surgeons)
Knee 36 vs 45 avg (6,599 surgeons)

Dr. Timothy O'mara is a board-certified orthopedic surgeon practicing in Reno, Nevada. A Medicare provider since 2007, Dr. O'mara has performed 40 Medicare-verified hip replacements (#14 in Nevada) and 36 knee replacements, for a combined total of 76 procedures.

In Nevada, Dr. O'mara performs near average in hip (40 vs 38 avg), near average in knee (36 vs 40 avg).

Dr. O'mara's reported Medicare volume is split between hip replacements (40 cases) and knee replacements (36 cases).

Beyond general orthopedic surgery, Dr. O'mara holds additional credentials in Orthopaedic Trauma, reflecting subspecialty training that may benefit patients with complex joint conditions.

Reno is home to 18 orthopedic surgeons in the current Medicare dataset. Patients in the Reno area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Medicare records for Dr. O'mara extend back to 2016, covering 6 years of data. Over that period, recorded procedure volume increased from 16 to 76 in the most recent data, a 375% increase. This sustained growth reflects an expanding joint replacement practice.

Among 4,532 hip replacement surgeons tracked nationally, Dr. O'mara's 40 verified procedures is near the national average of 36.

Verified Medicare Cases

Hip Replacement
40 verified cases
#14 in Nevada
Knee Replacement
36 verified cases
#15 in Nevada
Estimated total: 210 – 230 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. O'mara Compares

Procedure volume compared to the Nevada state average.

Hip Average
40 Avg: 38
Knee Average
36 Avg: 40
Dr. O'mara Nevada Average

Volume Trend Analysis

Dr. O'mara's Medicare-recorded procedure volume has trended upward over 6 years, increasing 375% from 16 procedures in 2016 to 76 in the most recent data.

Years of Data 6
2024 Volume 76
Peak Volume 76 (2024)
Trend Growing

Hospital Affiliations & Quality

H
Renown South Meadows Medical Center
2/5
Reno, NV
Similar to national avg
H
Northern Nevada Medical Center
4/5
Sparks, NV
Similar to national avg
H
Saint Mary'S Regional Medical Center
3/5
Reno, NV
Similar to national avg
H
Renown Regional Medical Center
3/5
Reno, NV
Low case volume
H
Carson Tahoe Regional Medical Center
3/5
Carson City, NV
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. O'mara

How does Dr. O'mara's procedure volume compare to other Nevada surgeons?

Dr. O'mara has performed 76 Medicare-verified joint replacement procedures. This is in line with the Nevada average of 67 procedures per surgeon. Dr. O'mara ranks #17 out of 58 orthopedic surgeons in Nevada.

What types of joint replacement does Dr. O'mara perform?

Dr. O'mara's Medicare data shows procedures in hip replacement (40 cases) and knee replacement (36 cases).

How experienced is Dr. O'mara with hip replacement surgery?

Dr. O'mara ranks #14 in Nevada for hip replacement with 40 Medicare-verified procedures. This high ranking among 58 state surgeons indicates significant experience with this specific procedure.

Are there other orthopedic surgeons near Dr. O'mara in Reno?

Yes. There are 18 orthopedic surgeons in Reno 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 Nevada surgeons.

What does the Medicare data for Dr. O'mara 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. O'mara's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 76 procedures shown here.

Has Dr. O'mara's procedure volume changed over time?

Yes. Dr. O'mara's Medicare-recorded volume has increased from 16 procedures in 2016 to 76 in the most recent data, a 375% increase over 6 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 76 procedures in 2024.

Does Dr. O'mara perform more than one type of joint replacement?

Yes. Dr. O'mara's Medicare data shows procedures in hip replacement (40 cases), knee replacement (36 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. O'mara affiliated with?

According to CMS facility affiliation data, Dr. O'mara is affiliated with Renown South Meadows Medical Center, Northern Nevada Medical Center, Saint Mary'S Regional Medical Center, Renown Regional Medical Center, Carson Tahoe Regional Medical Center.

How does Dr. O'mara compare to other orthopedic surgeons in Reno?

Among the 18 orthopedic surgeons in Reno, Dr. O'mara ranks #8 by total Medicare procedure volume. The highest-volume surgeon in Reno has 318 verified Medicare procedures.

What are the quality ratings for hospitals where Dr. O'mara practices?

Renown South Meadows Medical Center (2 out of 5 CMS stars, hip/knee complication rate similar to national average); Northern Nevada Medical Center (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Saint Mary'S Regional Medical Center (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 Reno, Nevada

Dr. O'mara's 76 Medicare procedures are below the Reno average of 164. The table below compares verified procedure volumes for orthopedic surgeons practicing in Reno.

SurgeonProceduresSpecialties
Dr. Chad Watts 318 Hip, Knee
Dr. Sanjai Shukla 220 Hip, Knee
Dr. Jackson Jones 205 Hip, Knee
Dr. Eric Boyden 129 Hip, Knee
Dr. Hilary Malcarney 106 Shoulder
Dr. Paul Shonnard 94 Hip, 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. Timothy O'mara, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/nv/dr-timothy-omara-reno.html

Link: https://orthoprocedures.com/surgeons/nv/dr-timothy-omara-reno.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.