Physician Profile
Matthew C. Bayes, MD practices pediatrics in Chesterfield, MO. Matthew is a 2001 graduate of Saint Louis University School of Medicine. According to Medicare claims data, Matthew cared for 900 Medicare patients across 4,239 services. The services billed most often include hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg, injection, triamcinolone acetonide, not otherwise specified, 10 mg, and aspiration and/or injection of fluid large joint using ultrasound guidance.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1815 CLARKSON RD STE 100
Chesterfield, MO 63017
Within Pediatrics generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Digestive and urinary
Ear, nose, throat, and eye
Growth, development, and behavior
Newborn and infant
Respiratory and infectious
Skin
Brain & nerves
Digestive health
Digestive Health
Infant Health
Infections
Injuries
Mental Health
Respiratory
Skin Conditions
Most searched procedures
Immunization and screening
Office testing
Checkups & Exams
Developmental & Behavioral
Diagnostic Tests
Diagnostic tests
Infant Health
Lab tests & screenings
Minor procedures
Office procedures
Preventive care
Procedures & Minor Surgery
Respiratory
Urgent care & minor procedures
4,239 services · 900 patients · 18 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid large joint using ultrasound guidance | Procedure | 20611 |
230 | More often than most peers in Pediatrics |
| Aspiration of abscess, blood, or cyst | Procedure | 10160 |
27 | |
| Injection into tendon or ligament | Procedure | 20550 |
13 | |
| Complete ultrasound scan of joint | Imaging | 76881 |
117 | |
| X-ray of knee, 4 or more views | Imaging | 73564 |
65 | More often than most peers in Pediatrics |
| Limited ultrasound scan of joint or other extremity structure except blood vessels | Imaging | 76882 |
33 | |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
31 | More often than most peers in Pediatrics |
| X-ray of hip, 2-3 views | Imaging | 73502 |
22 | As often as other peers in Pediatrics |
| Ultrasonic guidance for needle placement | Imaging | 76942 |
19 | |
| X-ray of lower and sacral spine, minimum of 4 views | Imaging | 72110 |
11 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Bayes is a pediatrician in Chesterfield, MO. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pediatrics”.
NPI registry
Dr. Bayes is listed at 1815 Clarkson Rd Ste 100, Chesterfield, MO 63017. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (636) 735-3003. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Bayes's National Provider Identifier is 1396728002. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Bayes attended Saint Louis University School of Medicine, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
Dr. Bayes has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Bayes performs procedures including aspiration and/or injection of fluid large joint using ultrasound guidance, aspiration of abscess, blood, or cyst and injection into tendon or ligament; reads or performs imaging such as complete ultrasound scan of joint and x-ray of knee, 4 or more views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Bayes. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.