PRIMEDSTL, LLC
NPI 1285371609
Clinic/Center in Chesterfield, MO

Q: What is Primedstl, LLC's NPI number?

The NPI number for Primedstl, LLC is 1285371609. It was assigned to this organization in the NPPES registry on May 17, 2022.

Q: What is Primedstl, LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center with taxonomy code 261Q00000X.

Q: When was this NPI record last updated?

The NPPES record for Primedstl, LLC was last updated on May 17, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.

Active since May 17, 2022

226 S WOODS MILL RD STE 56W, CHESTERFIELD, MO 63017(314) 373-2504(314) 373-2508 Get Directions Write a Review

NPPES record last updated: May 17, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Primedstl, Llc NPPES

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

PRIMEDSTL, LLC (NPI 1285371609) is a healthcare organization registered as a clinic/center in Chesterfield, Missouri and active in the NPI registry since May 2022. The organization lists Katherine Elizabeth Huhn-usry, Physician, as its authorized official.

NPPES Registry Identity

NPI1285371609

Entity TypeOrganization

Primary Taxonomy261Q00000X

Legal Business NamePRIMEDSTL, LLC

Location Address226 S WOODS MILL RD STE 56WChesterfield, MO 63017-3664

Mailing Address226 S Woods Mill Rd Ste 56wChesterfield, MO 63017-3664 · (314) 373-2504 · Fax (314) 373-2508

Phone(314) 373-2504

Fax(314) 373-2508

Organization SubpartNo

Authorized OfficialKatherine Elizabeth Huhn-usryPhysician · (314) 373-2504

Enumeration DateMay 17, 2022

NPPES CertifiedMay 17, 2022

✔ NPI 1285371609 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/CenterAmbulatory Health Care Facilities

Taxonomy Code261Q00000X

Definition

A facility or distinct part of one used for the diagnosis and treatment of outpatients. Clinic/Center is irregularly defined, sometimes being limited to organizations serving specialized treatment requirements or distinct patient/client groups (e.g., radiology, poor, and public health).

226 S WOODS MILL RD STE 56W, Chesterfield, MO 63017

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Primedstl, Llc 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 Primedstl, LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Katherine Huhn Usry, M.D.

Family Practice

NPI 1700087269

226 S WOODS MILL RD STE 56W
Chesterfield, MO 63017

(314) 373-2504

✔ 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 Primedstl, LLC's NPI number?

The NPI number for Primedstl, LLC is 1285371609. It was assigned to this organization in the NPPES registry on May 17, 2022.

Where is Primedstl, LLC located?

Primedstl, LLC is located at 226 S Woods Mill Rd Ste 56W, Chesterfield, MO 63017. The listed phone number is (314) 373-2504.

What is Primedstl, LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center with taxonomy code 261Q00000X.

Is Primedstl, LLC enrolled in Medicare?

Yes. Primedstl, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Primedstl, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Family Practice) reassigns their Medicare billing to Primedstl, 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Primedstl, LLC was last updated on May 17, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.