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MATTHEW C BAYES, MD, PC
NPI 1063303857
Pediatrics - Sports Medicine in Chesterfield, MO

Active since July 10, 2025
1815 CLARKSON RD STE 100, CHESTERFIELD, MO 63017(314) 348-0594(636) 735-3022 Get Directions Write a Review

NPPES record last updated: November 18, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 18, 2025, Aug 4, 2025, Jul 10, 2025 (3 updates tracked since 2025).

About Matthew C Bayes, Md, Pc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MATTHEW C BAYES, MD, PC (NPI 1063303857), doing business as Bayes Sports Medicine, is a healthcare organization registered as a sports medicine in Chesterfield, Missouri and active in the NPI registry since July 2025. The organization lists Matthew Christian Bayes, Owner/doctor, as its authorized official.

NPPES Registry Identity

NPI1063303857
Entity TypeOrganization
Primary Taxonomy2080S0010X
Legal Business NameMATTHEW C BAYES, MD, PC
Location Address1815 CLARKSON RD STE 100Chesterfield, MO 63017-5065
Mailing Address1815 Clarkson Rd Ste 100Chesterfield, MO 63017-5065 · (636) 735-3003 · Fax (636) 735-3022
Phone(314) 348-0594
Fax(636) 735-3022
Organization SubpartNo
Authorized OfficialMatthew Christian BayesOwner/doctor · (636) 735-3003
Enumeration DateJuly 10, 2025
Last NPPES UpdateNovember 18, 20253 updates tracked since enumeration
NPPES CertifiedNovember 18, 2025
✔ NPI 1063303857 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Sports MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080S0010X
Definition
A pediatrician who is responsible for continuous care in the field of sports medicine, not only for the enhancement of health and fitness, but also for the prevention of injury and illness. A sports medicine physician must have knowledge and experience in the promotion of wellness and the prevention of injury. Knowledge about special areas of medicine such as exercise physiology, biomechanics, nutrition, psychology, physical rehabilitation, epidemiology, physical evaluation, injuries (treatment and prevention and referral practice) and the role of exercise in promoting a healthy lifestyle are essential to the practice of sports medicine. The sports medicine physician requires special education to provide the knowledge to improve the healthcare of the individual engaged in physical exercise (sports) whether as an individual or in team participation.
Also ListedPhysician AssistantTaxonomy 363A00000X
1815 CLARKSON RD STE 100, Chesterfield, MO 63017
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Other Names 1

Doing Business AsBayes Sports Medicine

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Matthew C Bayes, Md, Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Matthew C Bayes, MD, PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Matthew Bayes, MD
Sports Medicine
NPI 1396728002
1815 CLARKSON RD STE 100
Chesterfield, MO 63017
(636) 735-3003
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Matthew C Bayes, MD, PC's NPI number?

The NPI number for Matthew C Bayes, MD, PC is 1063303857. It was assigned to this organization in the NPPES registry on July 10, 2025. The provider is doing business as Bayes Sports Medicine.

Where is Matthew C Bayes, MD, PC located?

Matthew C Bayes, MD, PC is located at 1815 Clarkson Rd Ste 100, Chesterfield, MO 63017. The listed phone number is (314) 348-0594.

What is Matthew C Bayes, MD, PC's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Sports Medicine, with taxonomy code 2080S0010X.

Is Matthew C Bayes, MD, PC enrolled in Medicare?

Yes. Matthew C Bayes, MD, PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Matthew C Bayes, MD, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Sports Medicine) reassigns their Medicare billing to Matthew C Bayes, MD, PC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Matthew C Bayes, MD, PC accept?

Health plans from Anthem Blue Cross and Blue Shield list Matthew C Bayes, MD, PC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Matthew C Bayes, MD, PC was last updated on November 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.