CLAYTON MEDICAL CENTER, LLC
NPI 1477761161
Internal Medicine in Saint Louis, MO

Q: What is Clayton Medical Center, LLC's NPI number?

The NPI number for Clayton Medical Center, LLC is 1477761161. It was assigned to this organization in the NPPES registry on May 18, 2007.

Q: What is Clayton Medical Center, LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Active since May 18, 2007CLIA 26D1069807 · Waiver

6400 CLAYTON RD, SUITE 303, SAINT LOUIS, MO 63117(314) 647-6666(636) 333-4510 Get Directions Write a Review

NPPES record last updated: October 2, 2023. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Oct 2, 2023, Mar 15, 2023 (2 updates tracked since 2023).

On this page

About Clayton Medical Center, Llc NPPES

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

CLAYTON MEDICAL CENTER, LLC (NPI 1477761161) is a healthcare organization registered as an internal medicine in Saint Louis, Missouri and active in the NPI registry since May 2007. The organization holds a CLIA Waiver certificate valid through June 13, 2027 and lists Piotr Kulikowski, President, as its authorized official.

NPPES Registry Identity

NPI1477761161

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NameCLAYTON MEDICAL CENTER, LLC

Location Address6400 CLAYTON RD, SUITE 303Saint Louis, MO 63117-1850

Mailing Address6400 Clayton Rd, Suite 303Saint Louis, MO 63117-1850 · (314) 647-6666 · Fax (636) 333-4510

Phone(314) 647-6666

Fax(636) 333-4510

Organization SubpartNo

Authorized OfficialPiotr KulikowskiPresident · (314) 647-6666

Enumeration DateMay 18, 2007

Last NPPES UpdateOctober 2, 20232 updates tracked since enumeration

NPPES CertifiedOctober 2, 2023

✔ NPI 1477761161 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

6400 CLAYTON RD, Saint Louis, MO 63117

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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 Home State Health, Ambetter from Sunflower Health Plan and more.Insurance ›

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 26D1069807

Clayton Medical Center, LLC · Saint Louis, MO

Active · expires Jun 13, 2027

CLIA Number26D1069807

Laboratory TypePhysician Office

Certificate Effective DateJune 14, 2025

Certificate Expiration DateJune 13, 2027

Laboratory DirectorPiotr Kulikowski

Laboratory Phone(314) 647-8282

Laboratory LocationClayton Medical Center, LLC6400 Clayton Road, Ste 303, Saint Louis, MO 63117

CLIA data matches this NPI record on: Address Name

This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 20

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

DR. ALLEN M JACOBS DPM

Podiatrist (Foot & Ankle Surgery)

6400 CLAYTON RD, STE 402
SAINT LOUIS, MO 63117

St. Louis County (314) 367-6545

DR. PIOTR KULIKOWSKI MD

Internal Medicine

6400 CLAYTON RD, STE 303
SAINT LOUIS, MO 63117

St. Louis County (314) 647-6666

UMAR DAUD MD

Internal Medicine (Rheumatology)

6400 CLAYTON RD, SUITE 110
SAINT LOUIS, MO 63117

St. Louis County (314) 645-4434

JIANMEI LIU M.D.

Internal Medicine

6400 CLAYTON RD, SUITE 401
SAINT LOUIS, MO 63117

St. Louis County (314) 644-6500

DR. EDWARD W. HEIDBRIER MD PC

Internal Medicine (Geriatric Medicine)

6400 CLAYTON RD, STE 107
SAINT LOUIS, MO 63117

St. Louis County (314) 645-2810

JOEL RILEY M.D.

Internal Medicine (Gastroenterology)

6400 CLAYTON RD, SUITE 216
SAINT LOUIS, MO 63117

St. Louis County (314) 951-5368

CLAYTON SLEEP INSTITUTE, LLC

Clinic/Center

6400 CLAYTON RD, STE 303
SAINT LOUIS, MO 63117

St. Louis County (314) 645-5855

AHMAD CARDIOLOGY INC

Internal Medicine (Cardiovascular Disease)

6400 CLAYTON RD, SUITE 316
RICHMOND HEIGHTS, MO 63117

St. Louis County (314) 644-2333

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 Clayton Medical Center, LLC's NPI number?

The NPI number for Clayton Medical Center, LLC is 1477761161. It was assigned to this organization in the NPPES registry on May 18, 2007.

Where is Clayton Medical Center, LLC located?

Clayton Medical Center, LLC is located at 6400 Clayton Rd Suite 303, Saint Louis, MO 63117. The listed phone number is (314) 647-6666.

What is Clayton Medical Center, LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Does Clayton Medical Center, LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 26D1069807) is associated with this NPI, valid through June 13, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Clayton Medical Center, LLC accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health and Ambetter from Sunflower Health Plan and 3 other insurers list Clayton Medical Center, 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 Clayton Medical Center, LLC was last updated on October 2, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.