NPIMap

Organization Active NPI

West County Adult Medicine, LLC

  • Internal Medicine Physician
  • Chesterfield, MO
National Provider Identifier
1497943393
Registry record updated Mar 5, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
Legal business name
WEST COUNTY ADULT MEDICINE, LLC
Practice address
224 S Woods Mill Rd Ste 510S
Chesterfield, MO 63017-3611
Phone
(314) 205-6605
Fax
(314) 590-5928
NPI assigned
Oct 5, 2007
Last updated
Mar 5, 2026By the provider in NPPES
Organization subpart
Yes
Parent organization
ST. LUKES MEDICAL GROUPAs reported in NPPES

NPPES NPI Registry

Updated by the provider on Mar 5, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name
Darren R. Haskell, MD.NPI 1689636813
Title
Chief Medical Officer
Phone
(314) 205-6444

Authorized official NPPES reports the official by name only. The link goes to the one practitioner with that name whose NPPES practice address or phone number is this organization’s.

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207R00000X Primary
Infectious Disease PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RI0200X

Addresses

Primary practice location

224 S Woods Mill Rd Ste 510S
Chesterfield, MO 63017-3611

Mailing address

232 S Woods Mill Rd
Chesterfield, MO 63017-3406
Phone (636) 685-7804

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MO

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20071030000112 MO Part B Supplier - Clinic/Group Practice 5597852103 Receives reassigned benefits from 3 practitioners
Practice locations: Chesterfield, MO

Laboratory certificates & supplier records

Derived by NPIMap

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

CLIA numberLaboratoryCertificateExpires
26D0436986West County Adult Medicine, LLC224 S Woods Mill Rd, Ste 510, Chesterfield, MO 63017Certificate of waiverAug 31, 2026

National Provider Directory

National Provider Directory
Part of
St Lukes Medical Group

Member of 1

Organizations this organization is a member of, according to the National Provider Directory.

Ownership & related parties

Parent organization (reported in NPPES) 1

This organization reports itself as a subpart in NPPES; the parent’s legal name matches this organization in the same state.

Practitioners & affiliated clinicians

Practitioners 31

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

View all 31

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1191542400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1772668800000",
    "number": "1497943393",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "232 S WOODS MILL RD",
            "city": "CHESTERFIELD",
            "state": "MO",
            "postal_code": "630173406",
            "telephone_number": "636-685-7804",
            "fax_number": "314-576-2344"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "224 S WOODS MILL RD STE 510S",
            "city": "CHESTERFIELD",
            "state": "MO",
            "postal_code": "630173611",
            "telephone_number": "314-205-6605",
            "fax_number": "314-590-5928"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "WEST COUNTY ADULT MEDICINE, LLC",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "ST. LUKES MEDICAL GROUP",
        "enumeration_date": "2007-10-05",
        "last_updated": "2026-03-05",
        "certification_date": "2026-03-05",
        "status": "A",
        "authorized_official_last_name": "HASKELL",
        "authorized_official_first_name": "DARREN",
        "authorized_official_middle_name": "R.",
        "authorized_official_title_or_position": "CHIEF MEDICAL OFFICER",
        "authorized_official_telephone_number": "314-205-6444",
        "authorized_official_credential": "MD."
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "207RI0200X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Infectious Disease",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chesterfield, MO

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 5, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.