Dr. David Demik, M.D., PHARM.D.

Orthopedic Surgery
30 procedures 3 hospitals Cedar Rapids, IA
Latest available Medicare data — updated April 2026

Contact & Location

Phone: 319-398-1545
Practice phone listed in the NPI registry
202 10th St Se
Cedar Rapids, IA 52403
NPI: 1487181160
Credentials: M.D., PHARM.D.
Active Medicare provider (NPI verified)
9 years of practice experience
Licensed M.D., Pharm.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 16 vs 36 avg (4,532 surgeons)
Knee 14 vs 45 avg (6,599 surgeons)

Dr. David Demik is a board-certified orthopedic surgeon practicing in Cedar Rapids, Iowa. A Medicare provider since 2017, Dr. Demik has performed 16 Medicare-verified hip replacements (#55 in Iowa) and 14 knee replacements, for a combined total of 30 procedures.

In Iowa, Dr. Demik performs below average in hip (16 vs 36 avg), below average in knee (14 vs 48 avg).

Dr. Demik's reported Medicare volume is split between hip replacements (16 cases) and knee replacements (14 cases).

Cedar Rapids is home to 12 orthopedic surgeons in the current Medicare dataset. Patients in the Cedar Rapids area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Dr. Demik's Medicare data spans 3 years, beginning in 2022. Volume peaked at 71 procedures in 2023 before settling at 30 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.

Dr. Demik's 16 hip replacement procedures is below the national average of 36 among 4,532 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.

Verified Medicare Cases

Hip Replacement
16 verified cases
#55 in Iowa
Knee Replacement
14 verified cases
#82 in Iowa
Estimated total: 80 – 90 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. Demik Compares

Procedure volume compared to the Iowa state average.

Hip Below Avg
16 Avg: 36
Knee Below Avg
14 Avg: 48
Dr. Demik Iowa Average

Volume Trend Analysis

Dr. Demik's recorded volume peaked at 71 procedures in 2023 and stood at 30 in the most recent data. Year-to-year variation can reflect changes in payer mix, practice scope, or Medicare billing patterns.

Years of Data 3
2024 Volume 30
Peak Volume 71 (2023)
Trend Declining

Hospital Affiliations & Quality

H
St Lukes Hospital
4/5
Cedar Rapids, IA
Similar to national avg
H
Mercy Medical Center - Cedar Rapids
3/5
Cedar Rapids, IA
Similar to national avg
H
Jones Regional Medical Center
Anamosa, IA

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. Demik

How does Dr. Demik's procedure volume compare to other Iowa surgeons?

Dr. Demik has performed 30 Medicare-verified joint replacement procedures. The Iowa average is 73 procedures per surgeon. Medicare data captures roughly one-third of all joint replacements, so total volume may be higher. Dr. Demik ranks #81 out of 105 orthopedic surgeons in Iowa.

What types of joint replacement does Dr. Demik perform?

Dr. Demik's Medicare data shows procedures in hip replacement (16 cases) and knee replacement (14 cases).

Are there other orthopedic surgeons near Dr. Demik in Cedar Rapids?

Yes. There are 12 orthopedic surgeons in Cedar Rapids 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 Iowa surgeons.

What does the Medicare data for Dr. Demik 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. Demik's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 30 procedures shown here.

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

Dr. Demik's Medicare-recorded volume peaked at 71 procedures in 2023 and was 30 in the most recent data. Volume fluctuations can reflect changes in payer mix, practice focus, or Medicare reporting rather than a change in overall surgical activity.

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

Yes. Dr. Demik's Medicare data shows procedures in hip replacement (16 cases), knee replacement (14 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Demik affiliated with?

According to CMS facility affiliation data, Dr. Demik is affiliated with St Lukes Hospital, Mercy Medical Center - Cedar Rapids, Jones Regional Medical Center.

How does Dr. Demik compare to other orthopedic surgeons in Cedar Rapids?

Among the 12 orthopedic surgeons in Cedar Rapids, Dr. Demik ranks #10 by total Medicare procedure volume. The highest-volume surgeon in Cedar Rapids has 198 verified Medicare procedures.

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

St Lukes Hospital (4 out of 5 CMS stars, hip/knee complication rate similar to national average); Mercy Medical Center - Cedar Rapids (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 Cedar Rapids, Iowa

Dr. Demik's 30 Medicare procedures are below the Cedar Rapids average of 100. The table below compares verified procedure volumes for orthopedic surgeons practicing in Cedar Rapids.

SurgeonProceduresSpecialties
Dr. Sandeep Munjal 198 Hip, Knee
Dr. Jeffrey Nassif 139 Hip, Knee, Shoulder
Dr. Cassandra Lange 120 Hip, Knee
Dr. Omar Akhtar 98 Hip, Knee
Dr. Kyle Switzer 61 Knee
Dr. John Hart 56 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. David Demik, M.D., PHARM.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ia/dr-david-demik-cedar-rapids.html

Link: https://orthoprocedures.com/surgeons/ia/dr-david-demik-cedar-rapids.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.