#18 Hip
#23 Knee

Dr. Joshua Johnston, M.D.

Orthopedic Surgery
132 procedures 4 hospitals Federal Way, WA
Latest available Medicare data — updated April 2026
Rising Star
Hip replacement recovery kit Essentials every patient wishes they bought first
National Comparison by Procedure
Hip 66 vs 36 avg (4,526 surgeons)
Knee 66 vs 45 avg (6,720 surgeons)

Dr. Joshua Johnston is a board-certified orthopedic surgeon practicing in Federal Way, Washington. Dr. Johnston has performed 66 Medicare-verified knee replacements (#23 in Washington) and 66 hip replacements, for a combined total of 132 procedures.

In Washington, Dr. Johnston performs above average in knee (66 vs 42 avg), above average in hip (66 vs 38 avg).

Dr. Johnston's reported Medicare volume is split between knee replacements (66 cases) and hip replacements (66 cases).

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

Medicare records for Dr. Johnston extend back to 2013, covering 11 years of data. Over that period, recorded procedure volume increased from 30 to 132 in the most recent data, a 340% increase. This sustained growth reflects an expanding joint replacement practice.

Among 4,526 hip replacement surgeons tracked nationally, Dr. Johnston's 66 verified procedures is above the national average of 36.

Verified Medicare Cases

Hip Replacement
66 verified cases
#18 in Washington
Knee Replacement
66 verified cases
#23 in Washington
Estimated total: 360 – 400 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. Johnston Compares

Procedure volume compared to the Washington state average.

Hip High
66 Avg: 38
Knee High
66 Avg: 42
Dr. Johnston Washington Average

Contact & Location

34612 6th Ave S
Federal Way, WA 98003
NPI: 1730380833
Credentials: M.D.
Active Medicare provider
Find Practice on Google Maps

Volume Trend Analysis

Dr. Johnston's Medicare-recorded procedure volume has trended upward over 11 years, increasing 340% from 30 procedures in 2013 to 132 in the most recent data.

Years of Data 11
2023 Volume 132
Peak Volume 132 (2023)
Trend Growing

Hospital Affiliations & Quality

H
St Clare Hospital
★★★★★
Lakewood, WA
Similar to national avg
H
St Joseph Medical Center
★★★★☆
Tacoma, WA
Low case volume
H
St Francis Community Hospital
★★★☆☆
Federal Way, WA
Low case volume
H
St Anthony Hospital
★★★★☆
Gig Harbor, WA
Low case volume

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. Johnston

How does Dr. Johnston's procedure volume compare to other Washington surgeons?

Dr. Johnston has performed 132 Medicare-verified joint replacement procedures. This is more than 2x the Washington average of 59 procedures per surgeon. Dr. Johnston ranks #20 out of 202 orthopedic surgeons in Washington.

What types of joint replacement does Dr. Johnston perform?

Dr. Johnston's Medicare data shows procedures in knee replacement (66 cases) and hip replacement (66 cases).

Are there other orthopedic surgeons near Dr. Johnston in Federal Way?

Yes. There are 5 orthopedic surgeons in Federal Way 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 Washington surgeons.

What does the Medicare data for Dr. Johnston 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. Johnston's total practice volume — including private insurance and Medicare Advantage patients — is likely higher than the 132 procedures shown here.

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

Yes. Dr. Johnston's Medicare-recorded volume has increased from 30 procedures in 2013 to 132 in the most recent data, a 340% increase over 11 years. This upward trend suggests an expanding joint replacement practice. Peak volume was 132 procedures in 2023.

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

Yes. Dr. Johnston's Medicare data shows procedures in knee replacement (66 cases), hip replacement (66 cases). Surgeons who perform multiple joint replacement types maintain broad technical skills across different anatomical joints.

Which hospitals is Dr. Johnston affiliated with?

According to CMS facility affiliation data, Dr. Johnston is affiliated with St Clare Hospital, St Joseph Medical Center, St Francis Community Hospital, St Anthony Hospital.

How does Dr. Johnston compare to other orthopedic surgeons in Federal Way?

Among the 5 orthopedic surgeons in Federal Way, Dr. Johnston ranks #1 by total Medicare procedure volume. Dr. Johnston has the highest verified Medicare volume in the city.

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

St Clare Hospital (5 out of 5 CMS stars, hip/knee complication rate similar to national average); St Joseph Medical Center (4 out of 5 CMS stars, insufficient case volume for complication rate comparison); St Francis Community Hospital (3 out of 5 CMS stars, insufficient case volume for complication rate comparison). These are hospital-level quality metrics from CMS Hospital Compare and do not reflect individual surgeon outcomes.

Other Orthopedic Surgeons in Federal Way, Washington

Dr. Johnston's 132 Medicare procedures are above the Federal Way average of 57. The table below compares verified procedure volumes for orthopedic surgeons practicing in Federal Way.

SurgeonProceduresSpecialties
Dr. David Kieras 64 Hip, Knee, Shoulder
Dr. Gaston Deysine 37 Hip, Knee
Dr. Praveen Kanneganti 29 Knee, Shoulder
Dr. Michael Franceschina 21 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. Joshua Johnston, M.D. -- Orthopedic Surgeon Profile. Retrieved from https://orthoprocedures.com/surgeons/wa/dr-joshua-johnston-federal-way.html

Link: https://orthoprocedures.com/surgeons/wa/dr-joshua-johnston-federal-way.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.