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MEDBILLING LLC
NPI 1255835054
Orthopaedic Surgery in Creve Coeur, MO

Active since March 19, 2018
10448 OLD OLIVE STREET RD STE 200, CREVE COEUR, MO 63141(314) 597-8887(480) 351-7061 Get Directions Write a Review

NPPES record last updated: May 28, 2025. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: May 28, 2025, Aug 15, 2023, May 24, 2023 and 2 more (5 updates tracked since 2018).

About Medbilling Llc NPPES

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

MEDBILLING LLC (NPI 1255835054), doing business as Performance Orthopedics, is a healthcare organization registered as an orthopaedic surgery in Creve Coeur, Missouri and active in the NPI registry since March 2018. The organization lists William Chris Kostman, Owner, as its authorized official.

NPPES Registry Identity

NPI1255835054
Entity TypeOrganization
Primary Taxonomy207X00000X
Legal Business NameMEDBILLING LLC
Location Address10448 OLD OLIVE STREET RD STE 200Creve Coeur, MO 63141-5927
Mailing AddressPo Box 795011Saint Louis, MO 63179-0795 · (314) 597-8887 · Fax (480) 351-7061
Phone(314) 597-8887
Fax(480) 351-7061
Organization SubpartNo
Authorized OfficialWilliam Chris KostmanOwner · (314) 597-8887
Enumeration DateMarch 19, 2018
Last NPPES UpdateMay 28, 20255 updates tracked since enumeration
NPPES CertifiedMay 28, 2025
✔ NPI 1255835054 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
License✔ Licensed in MO · 113686
Definition
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
10448 OLD OLIVE STREET RD STE 200, Creve Coeur, MO 63141
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Other Names 1

Doing Business AsPerformance Orthopedics

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE 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)

Medbilling Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Medbilling LLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

William Kostman, M.D.
Orthopedic Surgery
NPI 1912986506
10448 OLD OLIVE ST RD STE 200
Creve Coeur, MO 63141
(314) 597-8887
✔ PECOS✔ Accepts MedicareSame address
Jasen Gilley, M.D.
Orthopedic Surgery
NPI 1922367325
845 N NEW BALLAS CT FL 2
Saint Louis, MO 63141
(314) 983-4700
✔ PECOS✔ Accepts Medicare1.8 mi

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 Medbilling LLC's NPI number?

The NPI number for Medbilling LLC is 1255835054. It was assigned to this organization in the NPPES registry on March 19, 2018. The provider is doing business as Performance Orthopedics.

Where is Medbilling LLC located?

Medbilling LLC is located at 10448 Old Olive Street Rd Ste 200, Creve Coeur, MO 63141. The listed phone number is (314) 597-8887.

What is Medbilling LLC's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Is Medbilling LLC enrolled in Medicare?

Yes. Medbilling LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Medbilling LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Orthopedic Surgery, reassign their Medicare billing to Medbilling LLC. 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. Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Medbilling LLC accept?

Health plans from Anthem Blue Cross and Blue Shield list Medbilling LLC 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 Medbilling LLC was last updated on May 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.