#19 Knee
#49 Hip

Dr. David Keller, M.D.

Orthopedic Surgery
81 procedures 1 hospital Enid, OK
Latest available Medicare data — updated April 2026
Knee replacement recovery kit Ice machines, mobility aids, bathroom safety — under $50 essentials
National Comparison by Procedure
Hip 12 vs 36 avg (4,526 surgeons)
Knee 69 vs 45 avg (6,720 surgeons)

Dr. David Keller is a board-certified orthopedic surgeon practicing in Enid, Oklahoma. Dr. Keller has performed 69 Medicare-verified knee replacements (#19 in Oklahoma) and 12 hip replacements, for a combined total of 81 procedures.

In Oklahoma, Dr. Keller performs above average in knee (69 vs 46 avg), below average in hip (12 vs 34 avg).

Dr. Keller's practice is heavily focused on knee replacement surgery, which accounts for 85% of reported Medicare volume.

Enid is home to 5 orthopedic surgeons in the current Medicare dataset. Patients in the Enid area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Dr. Keller's Medicare record spans 11 years from 2013 through 2023. Procedure volume has remained consistent during that period, ranging from 57 to 103 procedures per year, reflecting a steady joint replacement practice.

Among 6,720 knee replacement surgeons tracked nationally, Dr. Keller's 69 verified procedures is above the national average of 45.

Verified Medicare Cases

Knee Replacement
69 verified cases
#19 in Oklahoma
Hip Replacement
12 verified cases
#49 in Oklahoma
Estimated total: 220 – 250 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. Keller Compares

Procedure volume compared to the Oklahoma state average.

Hip Below Avg
12 Avg: 34
Knee High
69 Avg: 46
Dr. Keller Oklahoma Average

Contact & Location

900 W Cherokee Ave
Enid, OK 73701
NPI: 1487734026
Credentials: M.D.
Active Medicare provider
Find Practice on Google Maps

Volume Trend Analysis

Dr. Keller's procedure volume has been consistent across 11 years of Medicare data, ranging from 57 to 103 procedures per year. This stability suggests a well-established joint replacement practice.

Years of Data 11
2023 Volume 81
Peak Volume 103 (2019)
Trend Stable

Hospital Affiliations & Quality

H
St Mary'S Regional Medical Center
★★★★☆
Enid, OK
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.

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. Keller

How does Dr. Keller's procedure volume compare to other Oklahoma surgeons?

Dr. Keller has performed 81 Medicare-verified joint replacement procedures. This is in line with the Oklahoma average of 63 procedures per surgeon. Dr. Keller ranks #27 out of 122 orthopedic surgeons in Oklahoma.

What types of joint replacement does Dr. Keller perform?

Dr. Keller's Medicare data shows procedures in knee replacement (69 cases) and hip replacement (12 cases).

How experienced is Dr. Keller with knee replacement surgery?

Dr. Keller ranks #19 in Oklahoma for knee replacement with 69 Medicare-verified procedures. This high ranking among 122 state surgeons indicates significant experience with this specific procedure.

Are there other orthopedic surgeons near Dr. Keller in Enid?

Yes. There are 5 orthopedic surgeons in Enid 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 Oklahoma surgeons.

What does the Medicare data for Dr. Keller 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. Keller's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 81 procedures shown here.

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

Dr. Keller's procedure volume has been relatively stable over 11 years of Medicare data, ranging from 57 to 103 procedures per year between 2013 and 2023. Consistent volume over multiple years reflects a steady joint replacement practice.

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

Yes. Dr. Keller's Medicare data shows procedures in knee replacement (69 cases), hip replacement (12 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Keller affiliated with?

According to CMS facility affiliation data, Dr. Keller is affiliated with St Mary'S Regional Medical Center.

How does Dr. Keller compare to other orthopedic surgeons in Enid?

Among the 5 orthopedic surgeons in Enid, Dr. Keller ranks #2 by total Medicare procedure volume. Dr. Keller is among the highest-volume surgeons in Enid.

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

St Mary'S Regional Medical Center (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 Enid, Oklahoma

Dr. Keller's 81 Medicare procedures are above the Enid average of 58. The table below compares verified procedure volumes for orthopedic surgeons practicing in Enid.

SurgeonProceduresSpecialties
Dr. Timothy Teske 89 Hip, Knee, Shoulder
Dr. Robert Hulse 74 Hip, Knee, Shoulder
Dr. Martin Reilly 24 Knee
Dr. Edgar Fike 20 Knee

Patient Reviews & Ratings

OrthoProcedures.com focuses on verified Medicare procedure data. For patient reviews, ratings, and appointment scheduling, visit these trusted platforms:

These links lead to third-party websites. OrthoProcedures.com is not affiliated with these platforms and cannot verify the accuracy of reviews.

Cite This Data

APA: OrthoProcedures. (2026). Dr. David Keller, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/ok/dr-david-keller-enid.html

Link: https://orthoprocedures.com/surgeons/ok/dr-david-keller-enid.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.