
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Sigmund, Orthopedic Surgeon in Saint Louis, MO?
What are Areas of Expertise for Dr. Sigmund?
Dr. Robert Sigmund, MD is a highly-rated, board-certified Orthopedic Surgeon known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Sigmund empowers patients to confidently navigate their health journey, specializing in Hip & Knee Replacement, Shoulder Injuries, Sports Medicine, and comprehensive wellness support. Serving the Saint Louis, MO community, Dr. Sigmund is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Sigmund go to medical school and complete their residency?
Residency: St Louis Univ Sch Of Med, Orthopedic Surgery | St Louis University School of Medicine Program
Medical School: St Louis Univ Sch of Med, St Louis Mo | Saint Louis University School of Medicine
Is Dr. Sigmund board certified as an Orthopedic Surgeon?
Yes, Dr. Robert Sigmund, MD is board certified by the American Board of Orthopaedic Surgery
What languages does Dr. Sigmund speak?
Dr. Sigmund and their clinical team can communicate with patients in the following languages:
- English
What conditions does an Orthopedic Surgeon like Dr. Sigmund typically treat?
As an Orthopedic Surgeon, Dr. Sigmund diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Sigmund. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Primary Osteoarthritis in Right Knee
- Osteoarthritis of the left knee
- Osteoarthritis of both knees
- Osteoarthritis
- Right Knee Arthritis
- Right Knee Degenerative Joint Disease
- Degenerative joint disease
- Wear-and-tear arthritis
- Arthrosis
- Joint degeneration
ICD-10 Codes:
- M1711: Unilateral primary osteoarthritis, right knee
- M1712: Unilateral primary osteoarthritis, left knee
- M170: Bilateral primary osteoarthritis of knee
Also known as:
- Joint Replacement Aftercare
- Hip Replacement
- Joint Disorder
- Knee Replacement
- Post-joint replacement care
- Joint surgery recovery
- Orthopedic aftercare
ICD-10 Codes:
- Z471: Aftercare following joint replacement surgery
Also known as:
- Pain in Right Knee
- Pain in Left Knee
- Knee Injuries and Disorder
- Pain
- Right Knee Ache
- Right Knee Discomfort
- Sore Right Knee
- Left Knee Ache
- Left Knee Discomfort
- Sore Left Knee
ICD-10 Codes:
- M25561: Pain in right knee
- M25562: Pain in left knee
What procedures does an Orthopedic Surgeon like Dr. Sigmund typically perform?
As an Orthopedic Surgeon, Dr. Sigmund performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Sigmund. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Total Knee Replacement
- Knee Replacement
- Total Knee Arthroplasty
- Knee Joint Replacement
- Full Knee Replacement
- TKA Surgery
CPT Codes:
- 27447: Arthroplasty, knee, condyle and plateau; medial AND lateral compartments with or without patella resurfacing (total knee arthroplasty)
Also known as:
- Total Hip Replacement
- Hip Replacement
- Hip arthroplasty
- Artificial hip surgery
- Hip joint replacement
- Femoral head replacement
CPT Codes:
- 27130: Arthroplasty, acetabular and proximal femoral prosthetic replacement (total hip arthroplasty), with or without autograft or allograft
Also known as:
- Joint or Bursa Injection/Fluid Removal
- Arthrocentesis
- Major Joint Aspiration
- Bursa Injection
- Joint Fluid Removal
CPT Codes:
- 20610: Arthrocentesis, aspiration and/or injection, major joint or bursa (eg, shoulder, hip, knee, subacromial bursa); without ultrasound guidance
Also known as:
- Computer-Assisted Musculoskeletal Surgery (Image-less)
- Navigational Musculoskeletal Surgery
- Image-less Computer-Guided Surgery
- Orthopedic Navigation System
- CAS Musculoskeletal Surgery
CPT Codes:
- 20985: Computer-assisted surgical navigational procedure for musculoskeletal procedures, image-less (List separately in addition to code for primary procedure)
Also known as:
- Shoulder Arthroscopy for Decompression
- Arthroscopic Rotator Cuff Repair
- Endoscopy
- Arthroscopic Shoulder Decompression
- Subacromial Decompression
- Shoulder Impingement Surgery
- Acromioplasty
- Shoulder Arthroscopy for Rotator Cuff
- Keyhole Rotator Cuff Surgery
- Minimally Invasive Shoulder Repair
CPT Codes:
- 29826: Arthroscopy, shoulder, surgical; decompression of subacromial space with partial acromioplasty, with coracoacromial ligament (ie, arch) release, when performed (List separately in addition to code for primary procedure)
- 29827: Arthroscopy, shoulder, surgical; with rotator cuff repair
Also known as:
- Knee Arthroscopy with Meniscus and Cartilage Repair
- Endoscopy
- Knee Scope with Meniscectomy
- Knee Cartilage Shaving
- Arthroscopic Knee Debridement
CPT Codes:
- 29881: Arthroscopy, knee, surgical; with meniscectomy (medial OR lateral, including any meniscal shaving) including debridement/shaving of articular cartilage (chondroplasty), same or separate compartment(s), when performed
Does Dr. Sigmund accept my insurance?
Dr. Sigmund accepts most major insurance plans. Important: Please call our office at (314) 849-0311 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Sigmund accept in Saint Louis, MO?
Dr. Sigmund in Saint Louis, MO accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Centene Corporation
Cigna Group
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Essence Healthcare
Humana
Medicare
State of Missouri
UMR Administered Payer
UnitedHealth Group
View All Insurances
Where is Dr. Sigmund's office located?
Dr. Robert Sigmund's Primary Practice
12639 Old Tesson Rd Ste 115
Saint Louis, MO 63128
(314) 849-0311
What hospitals are Dr. Sigmund affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Sigmund has admitting privileges at the following hospitals:

Ranked in 3 Specialties
Ranked in 7 Procedures
What is Dr. Sigmund's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Sigmund's National Provider Identifier (NPI) number is 1447201991.
What common questions do patients ask about Dr. Sigmund?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Sigmund