#134 Hip
#296 Knee

Dr. Andrew Kay, M.D.

Orthopedic Surgery
48 procedures 1 hospital Houston, TX
Latest available Medicare data — updated April 2026
Hip replacement recovery kit Essentials every patient wishes they bought first
National Comparison by Procedure
Hip 24 vs 36 avg (4,526 surgeons)
Knee 24 vs 45 avg (6,720 surgeons)

Dr. Andrew Kay is a board-certified orthopedic surgeon practicing in Houston, Texas. Dr. Kay has performed 24 Medicare-verified knee replacements (#296 in Texas) and 24 hip replacements, for a combined total of 48 procedures.

In Texas, Dr. Kay performs below average in knee (24 vs 41 avg), near average in hip (24 vs 30 avg).

Dr. Kay's reported Medicare volume is split between knee replacements (24 cases) and hip replacements (24 cases).

Houston is home to 52 orthopedic surgeons in the current Medicare dataset. Patients in the Houston area can compare surgeon volume and procedure specialization to find the right fit for their joint replacement needs.

Dr. Kay's Medicare data spans 4 years, beginning in 2020. Volume peaked at 106 procedures in 2021 before settling at 48 in the most recent data. Changes in Medicare reporting, payer mix shifts, or practice focus adjustments can all influence year-to-year volume.

Dr. Kay's 24 hip replacement procedures is below the national average of 36 among 4,526 surgeons. Medicare data captures roughly a third of all joint replacements, so actual volume is likely higher.

Verified Medicare Cases

Hip Replacement
24 verified cases
#134 in Texas
Knee Replacement
24 verified cases
#296 in Texas
Estimated total: 130 – 150 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. Kay Compares

Procedure volume compared to the Texas state average.

Hip Average
24 Avg: 30
Knee Below Avg
24 Avg: 41
Dr. Kay Texas Average

Contact & Location

6565 Fannin St
Houston, TX 77030
NPI: 1194102699
Credentials: M.D.
Active Medicare provider
Find Practice on Google Maps

Volume Trend Analysis

Dr. Kay's recorded volume peaked at 106 procedures in 2021 and stood at 48 in the most recent data. Year-to-year variation can reflect changes in payer mix, practice scope, or Medicare billing patterns.

Years of Data 4
2023 Volume 48
Peak Volume 106 (2021)
Trend Declining

Hospital Affiliations & Quality

H
South County Hospital Inc
★★★★☆
Wakefield, RI
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.

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. Kay

How does Dr. Kay's procedure volume compare to other Texas surgeons?

Dr. Kay has performed 48 Medicare-verified joint replacement procedures. This is in line with the Texas average of 56 procedures per surgeon. Dr. Kay ranks #235 out of 573 orthopedic surgeons in Texas.

What types of joint replacement does Dr. Kay perform?

Dr. Kay's Medicare data shows procedures in knee replacement (24 cases) and hip replacement (24 cases).

Are there other orthopedic surgeons near Dr. Kay in Houston?

Yes. There are 52 orthopedic surgeons in Houston 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 Texas surgeons.

What does the Medicare data for Dr. Kay 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. Kay's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 48 procedures shown here.

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

Dr. Kay's Medicare-recorded volume peaked at 106 procedures in 2021 and was 48 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. Kay perform more than one type of joint replacement?

Yes. Dr. Kay's Medicare data shows procedures in knee replacement (24 cases), hip replacement (24 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Kay affiliated with?

According to CMS facility affiliation data, Dr. Kay is affiliated with South County Hospital Inc. Dr. Kay maintains hospital privileges across state lines, indicating a practice that serves patients in multiple states.

How does Dr. Kay compare to other orthopedic surgeons in Houston?

Among the 52 orthopedic surgeons in Houston, Dr. Kay ranks #33 by total Medicare procedure volume. The highest-volume surgeon in Houston has 358 verified Medicare procedures.

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

South County Hospital Inc (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 Houston, Texas

Dr. Kay's 48 Medicare procedures are below the Houston average of 176. The table below compares verified procedure volumes for orthopedic surgeons practicing in Houston.

SurgeonProceduresSpecialties
Dr. Stefan Kreuzer 358 Hip, Knee
Dr. Robin Goytia 198 Hip, Knee
Dr. Vasilios Mathews 182 Hip, Knee
Dr. Gregory Stocks 165 Hip, Knee
Dr. Kenneth Mathis 147 Hip, Knee
Dr. Ugonna Ihekweazu 131 Hip, 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. Andrew Kay, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/tx/dr-andrew-kay-houston.html

Link: https://orthoprocedures.com/surgeons/tx/dr-andrew-kay-houston.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.