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GWENT LLC
NPI 1508494543
Otolaryngology in Saint Louis, MO

Active since March 27, 2020
9701 LANDMARK PARKWAY DR STE 201, SAINT LOUIS, MO 63127(314) 843-3828(314) 843-3052 Get Directions Write a Review

NPPES record last updated: March 30, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 30, 2020, Mar 27, 2020 (2 updates tracked since 2020).

About Gwent Llc NPPES

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

GWENT LLC (NPI 1508494543), doing business as Gateway Ent, is a healthcare organization registered as an otolaryngology in Saint Louis, Missouri and active in the NPI registry since March 2020. The organization lists Scott Hardeman, Physician, as its authorized official.

NPPES Registry Identity

NPI1508494543
Entity TypeOrganization
Primary Taxonomy207Y00000X
Legal Business NameGWENT LLC
Location Address9701 LANDMARK PARKWAY DR STE 201Saint Louis, MO 63127-1665
Mailing Address9701 Landmark Parkway Dr Ste 201Saint Louis, MO 63127-1665 · (314) 843-3828 · Fax (314) 843-3052
Phone(314) 843-3828
Fax(314) 843-3052
Organization SubpartNo
Authorized OfficialScott HardemanPhysician · (314) 616-1665
Enumeration DateMarch 27, 2020
Last NPPES UpdateMarch 30, 20202 updates tracked since enumeration
NPPES CertifiedMarch 30, 2020
✔ NPI 1508494543 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians
Taxonomy Code207Y00000X
Definition
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.
9701 LANDMARK PARKWAY DR STE 201, Saint Louis, MO 63127
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Other Names 1

Doing Business AsGateway Ent

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 Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter Health and more.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)

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

Clinicians Billing Medicare Through This Organization

15

Medicare enrollment records show 15 clinicians reassign Medicare billing to Gwent LLC, which bills Medicare for the services they deliver. Of these, 5 practice at this address and 12 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 4

Qualified Audiologist6
Otolaryngology5
Nurse Practitioner3
Qualified Speech Language Pathologist1

Clinicians, nearest first (15)

Courtney Delau, AUD
Qualified Audiologist
NPI 1922666585
9701 LANDMARK PARKWAY DR STE 201
Saint Louis, MO 63127
(314) 843-3828
✔ Accepts MedicareSame address
Sophia Milhollin, SLP
Qualified Speech Language Pathologist
NPI 1164303699
9701 LANDMARK PARKWAY DR STE 201
Saint Louis, MO 63127
(314) 843-3828
Same address
Scott Hardeman, M.D.
Otolaryngology
NPI 1770571721
9701 LANDMARK PARKWAY DR SUITE 201
Saint Louis, MO 63127
(314) 843-3828
✔ PECOS✔ Accepts MedicareSame address
Megan Onder, FNP-C
Nurse Practitioner
NPI 1821540311
9701 LANDMARK PARKWAY DR STE 201
Saint Louis, MO 63127
(314) 843-3828
✔ PECOS✔ Accepts MedicareSame address
Jonathan Yoon, M.D.
Otolaryngology
NPI 1639518673
9701 LANDMARK PARKWAY DR STE 201
Saint Louis, MO 63127
(314) 843-3828
✔ PECOS✔ Accepts MedicareSame address
Ramona Sparks Morelli, M.S.
Qualified Audiologist
NPI 1467612564
12399 GRAVOIS RD STE 120
Saint Louis, MO 63127
(314) 842-3828
✔ Accepts Medicare0.3 mi
Steven West, M.D.
Otolaryngology
NPI 1982695888
10004 KENNERLY RD SLE 183B
St Louis, MO 63128
(314) 843-8400
✔ PECOS✔ Accepts Medicare1.8 mi
Emily Ziaee, M.D.
Otolaryngology
NPI 1235120130
10004 KENNERLY RD SLE 183B
St Louis, MO 63128
(314) 843-8400
✔ PECOS✔ Accepts Medicare1.8 mi
Anna Neimer, AUD
Qualified Audiologist
NPI 1437672565
1001 S KIRKWOOD RD STE 320
Kirkwood, MO 63122
(314) 965-9184
✔ Accepts Medicare4.9 mi
Stacey Hibdon
Nurse Practitioner
NPI 1558890806
1010 OLD DES PERES RD
Saint Louis, MO 63131
(314) 729-0077
✔ PECOS✔ Accepts Medicare5.7 mi
Jessica Seaborn, NP
Nurse Practitioner
NPI 1831730738
1010 OLD DES PERES RD
Saint Louis, MO 63131
(314) 729-0077
✔ PECOS✔ Accepts Medicare5.7 mi
Emily Adams, AUD
Qualified Audiologist
NPI 1720285554
605 OLD BALLAS RD
Saint Louis, MO 63141
(314) 362-7489
✔ Accepts Medicare9.8 mi
Sarah Goldkamp, AUD
Qualified Audiologist
NPI 1821479346
128 CHESTERFIELD COMMONS RD E
Chesterfield, MO 63005
(636) 778-1168
✔ Accepts Medicare14 mi
Michelle Betner, HAD & SLP
Qualified Audiologist
NPI 1710010947
6565 N CHARLES ST PPE SUITE 601
Baltimore, MD 21204
(410) 821-5151
744 mi
John Lally, MD
Otolaryngology
NPI 1407390339
18511 HIGHLANDER MEDICS ST
Fort Bliss, TX 79906
(915) 742-9351
✔ PECOS✔ Accepts Medicare1,011 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 Gwent LLC's NPI number?

The NPI number for Gwent LLC is 1508494543. It was assigned to this organization in the NPPES registry on March 27, 2020. The provider is doing business as Gateway ENT.

Where is Gwent LLC located?

Gwent LLC is located at 9701 Landmark Parkway Dr Ste 201, Saint Louis, MO 63127. The listed phone number is (314) 843-3828.

What is Gwent LLC's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

Is Gwent LLC enrolled in Medicare?

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

How many clinicians bill Medicare through Gwent LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 15 clinicians in 4 Medicare specialties reassign their Medicare billing to Gwent 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. The largest specialties are Qualified Audiologist (6), Otolaryngology (5) and Nurse Practitioner (3). Of these, 5 practice at this address and 12 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Gwent LLC accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 3 other insurers list Gwent 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 Gwent LLC was last updated on March 30, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.