Treatment
General orthopedics
Specialist diagnosis, on-site imaging, and a clear plan — for every joint, bone, and muscle group.
- Same-day on-site imaging
- Conservative care first
- Board-certified specialists
- Eight LA-area offices
Los Angeles Orthopedic Surgery Specialists · est. 2007
Specialist orthopedic care
— same week.
Board-certified surgeons and podiatrists across eight Los Angeles–area neighborhoods. Same-day appointments, on-site X-ray, and physical therapy coordinated with your in-network provider. Most patients are seen within days — not weeks.
8
Los Angeles offices
4.9
7,500+ patient reviews
Same-day
Appointments available
Live · Now Accepting
Specialists who actually call you back.
Real surgeons and clinical staff — coordinated end-to-end with your in-network PT and imaging providers.
15+
Years caring
Next available
This week
★★★★★
4.9 · 7,500+ reviews
—Knee pain—Rotator cuff tear—ACL tear—Carpal tunnel—Hip replacement—Plantar fasciitis—Sciatica—Tennis elbow—Bunion correction—Meniscus tear—Knee replacement—Spinal fusion—Knee pain—Rotator cuff tear—ACL tear—Carpal tunnel—Hip replacement—Plantar fasciitis—Sciatica—Tennis elbow—Bunion correction—Meniscus tear—Knee replacement—Spinal fusion
How we help
One practice. Every kind of orthopedic care.
From a same-week evaluation and on-site imaging to robotic joint replacement — you'll see a board-certified specialist who builds a plan that's actually yours.
Treatment
General orthopedics
Treatment
General orthopedics
Specialist diagnosis, on-site imaging, and a clear plan — for every joint, bone, and muscle group.
- Same-day on-site imaging
- Conservative care first
- Board-certified specialists
- Eight LA-area offices
Same-week
appointments available
Eight
offices across Los Angeles
21
board-certified specialists
Treatment
Total knee replacement
Robotic-assisted total knee replacement with same-day-discharge options when arthritis pain no longer responds to non-surgical care.
- Robotic-assisted precision
- Same-day discharge for many
- Partial & total options
- Personalized recovery plan
Treatment
Joint injections
Precision, image-guided injections to relieve inflammation and restore mobility — shoulder, knee, hip, hand, and more.
- Ultrasound / fluoroscopic guidance
- 5–10 minute in-office procedure
- Often defers surgery
- PRP & gel injection options
Treatment
Pain management
Non-surgical and interventional treatment for joint and spine pain — a structured plan that often helps patients avoid surgery.
- Image-guided injections
- Nerve blocks
- Spine & sciatica care
- Surgery-avoidance focus
Treatment
Physical therapy
PT referred to a provider in your insurance network — with your LAOSS surgeon writing the plan and coordinating your recovery.
- In-network PT referral
- Surgeon-written plan
- Coordinated follow-up
- Post-surgical rehab
What we treat
Care for every joint, bone & muscle.
Why LAOSS
Serving Los Angeles since 2007.
Twenty-one board-certified, fellowship-trained physicians and podiatrists. Sixteen physician assistants and nurse practitioners. Eight Los Angeles–area offices. One coordinated practice — combining the personal feel of a local team with the depth of a major orthopedic center.
Since 2007
2007
Founded in Los Angeles
MD · DPM
21
Board-certified physicians and podiatrists
PA · NP
16
Physician assistants and nurse practitioners
4.9 average rating
7,500+
5-star Google reviews
Same-week appointments
8
Los Angeles–area offices
The team
Real people. Real specialists.
01
Kevin Pelton, MD
Orthopedic Surgeon · Founder
→
02
Siamak Yasmeh, MD
Spine Surgeon
→
03
Sevag Bastian, MD
Sports Medicine · Shoulder & Elbow
→
04
David Barba, MD
Hip & Knee Surgeon
→
05
Michael Perrone, MD
Foot & Ankle · Sports Medicine
→
06
Matthew Longacre, MD
Sports Medicine · Knee
→
07
Michael Marcus, DPM
Podiatrist
→
08
Erik Dworsky, MD
Hip & Knee Surgeon
→Patient reviews
What patients say about us.
★★★★★4.97,500+ Google reviews
Dr. Barba did my knee replacement. Surgery went smoothly and I was walking the next day. Six months in and I'm doing things I haven't done in years.
Hector Morales
La Mirada, CA · 13 February 2025
Find us
Eight offices, one practice.
Ready when you are
Don't wait on pain.
Whether you tweaked something yesterday or have lived with it for years — we'll help you figure out what's next. Same-day appointments available now.
Booking now
21 specialists · 8 offices
Greater Los Angeles
On-site X-raySame visit
Most insurers acceptedIn-network