1. Home
  2. Directory
  3. Missouri
  4. O Fallon
  5. Internal Medicine
  6. NPI Profile

WEIKART HEALTHCARE GROUP LLC
NPI 1790057230
Internal Medicine in O Fallon, MO

Active since January 30, 2012
1002 PERUQUE CROSSING CT, SUITE 101, O FALLON, MO 63366(636) 294-5900(636) 294-5908 Get Directions Write a Review

NPPES record last updated: September 9, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Weikart Healthcare Group Llc NPPES

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

WEIKART HEALTHCARE GROUP LLC (NPI 1790057230) is a healthcare organization registered as an internal medicine in O Fallon, Missouri and active in the NPI registry since January 2012. The organization lists Kevin David Weikart, President, as its authorized official.

NPPES Registry Identity

NPI1790057230
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameWEIKART HEALTHCARE GROUP LLC
Location Address1002 PERUQUE CROSSING CT, SUITE 101O Fallon, MO 63366-2362
Mailing Address1002 Peruque Crossing Ct Ste 101O Fallon, MO 63366-2381 · (636) 887-0812 · Fax (636) 237-7877
Phone(636) 294-5900
Fax(636) 294-5908
Organization SubpartNo
Authorized OfficialKevin David WeikartPresident · (636) 294-5900
Enumeration DateJanuary 30, 2012
Last NPPES UpdateSeptember 9, 2025
NPPES CertifiedSeptember 9, 2025
✔ NPI 1790057230 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MO · R5G33
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.

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES 7

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

PHYSICIAN MANAGEMENT SERVICES OF SOUTHERN MISSOURI, LLC
Family Medicine
1002 PERUQUE CROSSING CT
O FALLON, MO 63366
St. Charles County (888) 829-8550
MRS. JULIA BRANCO FNP-C
Nurse Practitioner (Family)
1002 PERUQUE CROSSING CT, SUITE 101
O FALLON, MO 63366
St. Charles County (636) 294-5900
DR. JOHN J O'CONNOR M.D.
Family Medicine
1002 PERUQUE CROSSING CT, SUITE 101
O FALLON, MO 63366
St. Charles County (636) 294-5900
MR. MATTHEW MEIER
Internal Medicine
1002 PERUQUE CROSSING CT, SUITE 102
O FALLON, MO 63366
St. Charles County (636) 294-5757
MATTHEW W MEIER LLC
Clinic/Center (Medical Specialty)
1002 PERUQUE CROSSING CT, SUITE 102
O FALLON, MO 63366
St. Charles County (636) 294-5757
JENNIFER M HINTON MD
Pediatrics
1002 PERUQUE CROSSING CT, STE 101
O FALLON, MO 63366
St. Charles County (636) 294-5900
DR. KEVIN D WEIKART M.D.
Internal Medicine
1002 PERUQUE CROSSING CT, SUITE 101
O FALLON, MO 63366
St. Charles County (636) 294-5900

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 Weikart Healthcare Group LLC's NPI number?

The NPI number for Weikart Healthcare Group LLC is 1790057230. It was assigned to this organization in the NPPES registry on January 30, 2012.

Where is Weikart Healthcare Group LLC located?

Weikart Healthcare Group LLC is located at 1002 Peruque Crossing Ct Suite 101, O Fallon, MO 63366. The listed phone number is (636) 294-5900.

What is Weikart Healthcare Group LLC's specialty?

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

When was this NPI record last updated?

The NPPES record for Weikart Healthcare Group LLC was last updated on September 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.