Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MRS. AMY ELIZABETH SEIPEL AGNP-C
NPI 1295110229
Nurse Practitioner in Saint Louis, MO

Q: What is Amy Seipel's NPI number?

The NPI number for Amy Seipel is 1295110229. It was assigned to this individual provider in the NPPES registry on July 20, 2015. The provider is also known as Miss Amy Elizabeth Werner.

Q: What is Amy Seipel's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for Amy Seipel was last updated on November 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 days 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 July 20, 2015PECOS Enrolled

425 N NEW BALLAS RD STE 230, SAINT LOUIS, MO 63141(314) 266-2066(314) 266-2069 Get Directions Write a Review

NPPES record last updated: November 2, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Nov 2, 2026, Sep 15, 2022, Aug 3, 2021 and 2 more (5 updates tracked since 2017).

On this page

About Mrs. Amy Elizabeth Seipel Agnp-c NPPES

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

MRS. AMY ELIZABETH SEIPEL AGNP-C (NPI 1295110229) is an individual nurse practitioner in Saint Louis, Missouri, licensed in Missouri (2014027285) and active in the NPI registry since July 2015. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1295110229

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameMRS. AMY ELIZABETH SEIPELCredential: AGNP-C

Location Address425 N NEW BALLAS RD STE 230Saint Louis, MO 63141-6848

Mailing Address425 N New Ballas Rd Ste 230Saint Louis, MO 63141-6848 · (314) 266-2066 · Fax (314) 266-2069

Phone(314) 266-2066

Fax(314) 266-2069

Sole ProprietorNo

Enumeration DateJuly 20, 2015

Last NPPES UpdateNovember 2, 20265 updates tracked since enumeration

NPPES CertifiedNovember 2, 2026

✔ NPI 1295110229 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in MO · 2014027285

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Also ListedOrthopaedic SurgeryTaxonomy 207X00000X · License 2014027285 (MO)

425 N NEW BALLAS RD STE 230, Saint Louis, MO 63141

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Other Names 1

Former Name (1)Miss Amy Elizabeth Werner

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Amy Elizabeth Seipel Agnp-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Amy Seipel reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Onyx Spine Institute, LLC

Same address

Orthopaedic Surgery of the Spine

425 N NEW BALLAS RD STE 230
Saint Louis, MO 63141

Reassigned Medicare billing, Missouri enrollment
6 clinicians in this Medicare group

NPI 1295329928 (314) 266-2066

Neuropathy And Pain Solutions Of South County

12 mi

Pain Medicine

4109 UNION RD
Saint Louis, MO 63129

Reassigned Medicare billing, Missouri enrollment
4 clinicians in this Medicare group

NPI 1942976170 (618) 233-4458

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63141 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$86.32 typical visit price

range $55.65 – $169.38

Typical copayment $21.58 (range $13.91 – $42.34)

Most-billed visit code 99203

Established Patient

$98.37 typical visit price

range $17.76 – $137.92

Typical copayment $24.59 (range $4.44 – $34.48)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SYNAPSEA NEUROMONITORING, LLC

Specialist/Technologist, Other (Electroneurodiagnostic)