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SSM MEDICAL GROUP, INC.
NPI 1851896146
Clinic/Center in O Fallon, MO

Active since March 28, 2018
1101 HIGHWAY K STE A, O FALLON, MO 63366(844) 766-7200 Get Directions Write a Review

NPPES record last updated: November 7, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Nov 7, 2025, Nov 14, 2022, Jan 3, 2022 and 5 more (8 updates tracked since 2018).

About Ssm Medical Group, Inc. NPPES

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

SSM MEDICAL GROUP, INC. (NPI 1851896146), doing business as Ssm Health Express Clinic, is a healthcare organization registered as a clinic/center in O Fallon, Missouri and active in the NPI registry since March 2018. The organization maintains 4 additional practice locations and lists Eileen Lamm, Regional Vp Finance, as its authorized official.

NPPES Registry Identity

NPI1851896146
Entity TypeOrganization
Primary Taxonomy261Q00000X
Legal Business NameSSM MEDICAL GROUP, INC.
Location Address1101 HIGHWAY K STE AO Fallon, MO 63366-8431
Mailing AddressPo Box 955534Saint Louis, MO 63195-5534
Phone(844) 766-7200
Organization SubpartYes
Authorized OfficialEileen LammRegional Vp Finance · (149) 946-2193
Enumeration DateMarch 28, 2018
Last NPPES UpdateNovember 7, 20258 updates tracked since enumeration
NPPES CertifiedNovember 7, 2025
✔ NPI 1851896146 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ 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).
Also ListedNurse PractitionerTaxonomy 363L00000X
1101 HIGHWAY K STE A, O Fallon, MO 63366
Open in Google Maps ↗

Other Names 1

Doing Business AsSsm Health Express Clinic

Secondary Practice Locations 4

Location 11603 Wentzville PkwyWentzville, MO 63385-3826 · Phone (844) 776-7200
Location 214021A New Halls Ferry RdFlorissant, MO 63033-2708 · Phone (844) 776-7200
Location 31345 Smizer Mill Rd Ste 1350Fenton, MO 63026-7305 · Phone (844) 776-7200
Location 45503 Delmar Blvd Suite BSt Louis, MO 63112 · Phone (844) 776-7200

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 ›

Other Providers at the Same Location NPPES 3

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

MRS. TERESA M SMITH NP
Nurse Practitioner
1101 HIGHWAY K STE A
O FALLON, MO 63366
St. Charles County (314) 687-2730
MS. SANDRA K SCHARF N.P.
Nurse Practitioner
1101 HIGHWAY K STE A
O FALLON, MO 63366
St. Charles County (844) 776-7200
RUTH TURNER NP
Nurse Practitioner (Family)
1101 HIGHWAY K STE A
O FALLON, MO 63366
St. Charles County (844) 776-7200

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 Ssm Medical Group, Inc.'s NPI number?

The NPI number for Ssm Medical Group, Inc. is 1851896146. It was assigned to this organization in the NPPES registry on March 28, 2018. The provider is doing business as SSM Health Express Clinic.

Where is Ssm Medical Group, Inc. located?

Ssm Medical Group, Inc. is located at 1101 Highway K Ste A, O Fallon, MO 63366. The listed phone number is (844) 766-7200.

What is Ssm Medical Group, Inc.'s specialty?

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

What insurance does Ssm Medical Group, Inc. 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 Ssm Medical Group, Inc. 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 Ssm Medical Group, Inc. was last updated on November 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.