Dr. Brock Cummings, MD

Orthopedic Surgery
307 procedures 2 hospitals Paradise, CA
Growing Volume Top 10% Nationally

Contact & Location

530-876-0410
Phone: 530-876-0410
Practice phone listed in the NPI registry
6283 Clark Rd
Paradise, CA 95969
NPI: 1285636308
Credentials: MD
Active Medicare provider (NPI verified)
21 years of practice experience
Licensed MD
Licensed surgical specialist
Board-certified orthopedic surgeon
Contact information available
Find Practice on Google Maps
National Comparison by Procedure
Hip 125 vs 36 national avg (4,532 surgeons)
Knee 182 vs 45 national avg (6,599 surgeons)

About Dr. Cummings

Dr. Brock Cummings is a board-certified orthopedic surgeon practicing in Paradise, California. A Medicare provider since 2005, Dr. Cummings performed 182 Medicare-verified knee replacements (#10 in California) and 125 hip replacements in the latest annual CMS data, for a combined total of 307 procedures.

In California, Dr. Cummings performs well above the state average in knee (182 vs 47), well above the state average in hip (125 vs 41).

Dr. Cummings's reported Medicare volume is split between knee replacements (182 cases) and hip replacements (125 cases).

Dr. Cummings is the only orthopedic surgeon in Paradise represented in the current Medicare dataset, serving as the primary local option for patients considering joint replacement surgery in the area.

Medicare records for Dr. Cummings extend back to 2013, covering 12 years of data. Over that period, recorded procedure volume increased from 155 to 307 in the most recent data, a 98% increase. This sustained growth reflects an expanding joint replacement practice.

Among 6,599 knee replacement surgeons tracked nationally, Dr. Cummings's 182 verified procedures is more than 4x the national average of 45, ranking #86 nationally.

Verified Medicare Cases

Knee Replacement
182 verified cases
#10 in California
Hip Replacement
125 verified cases
#12 in California
Estimated total: 830 – 930 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. Cummings Compares

Procedure volume compared to the California state average.

Hip Very High
125 Avg: 41
Knee Very High
182 Avg: 47
Dr. Cummings California Average

Volume Trend Analysis

Dr. Cummings's Medicare-recorded procedure volume has trended upward over 12 years, increasing 98% from 155 procedures in 2013 to 307 in the most recent data.

Years of Data 12
2024 Volume 307
Peak Volume 307 (2024)
Trend Growing

Hospital Affiliations & Quality

H
Enloe Health
2/5
Chico, CA
Similar to national avg
H
Oroville Hospital
1/5
Oroville, 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 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. Cummings

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

Dr. Cummings has performed 307 Medicare-verified joint replacement procedures. This is more than 4x the California average of 68 procedures per surgeon. Dr. Cummings ranks #10 out of 613 orthopedic surgeons in California.

What types of joint replacement does Dr. Cummings perform?

Dr. Cummings's Medicare data shows procedures in knee replacement (182 cases) and hip replacement (125 cases).

How experienced is Dr. Cummings with knee replacement surgery?

Dr. Cummings ranks #10 in California for knee replacement with 182 Medicare-verified procedures. This high ranking among 613 state surgeons indicates significant experience with this specific procedure.

Where is Dr. Cummings's practice located?

Dr. Cummings practices in Paradise, California. The office is located at 6283 Clark Rd, Paradise, CA 95969. Patients in the surrounding area can consult Dr. Cummings for joint replacement evaluation.

What does the Medicare data for Dr. Cummings 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. Cummings's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 307 procedures shown here.

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

Yes. Dr. Cummings's Medicare-recorded volume has increased from 155 procedures in 2013 to 307 in the most recent data, a 98% increase over 12 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 307 procedures in 2024.

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

Yes. Dr. Cummings's Medicare data shows procedures in knee replacement (182 cases), hip replacement (125 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Cummings affiliated with?

According to CMS facility affiliation data, Dr. Cummings is affiliated with Enloe Health, Oroville Hospital.

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

Enloe Health (2 out of 5 CMS stars, hip/knee complication rate similar to national average); Oroville Hospital (1 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.

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. Brock Cummings, MD -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ca/dr-brock-cummings-paradise.html

Link: https://orthoprocedures.com/surgeons/ca/dr-brock-cummings-paradise.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.