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WESTGLEN FAMILY PHYSICIANS, LLC
NPI 1114957354
Family Medicine in Ellisville, MO

Active since July 04, 2006CLIA 26D0865667 · Microscopy
225 CLARKSON RD, ELLISVILLE, MO 63011(366) 857-7156(314) 590-5944 Get Directions Write a Review

NPPES record last updated: March 5, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 5, 2026, Dec 12, 2025, Jul 17, 2023 and 2 more (5 updates tracked since 2020).

About Westglen Family Physicians, Llc NPPES

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

WESTGLEN FAMILY PHYSICIANS, LLC (NPI 1114957354) is a healthcare organization registered as a family medicine in Ellisville, Missouri and active in the NPI registry since July 2006. The organization holds a CLIA Microscopy certificate valid through August 31, 2026, maintains 2 additional practice locations, and lists Darren R. Haskell, Chief Medical Officer, as its authorized official.

NPPES Registry Identity

NPI1114957354
Entity TypeOrganization
Primary Taxonomy207Q00000X
Legal Business NameWESTGLEN FAMILY PHYSICIANS, LLC
Location Address225 CLARKSON RDEllisville, MO 63011-2278
Mailing Address232 S Woods Mill RdChesterfield, MO 63017-3406 · (636) 685-7804 · Fax (314) 576-2433
Phone(366) 857-7156
Fax(314) 590-5944
Organization SubpartYesParent: St. Lukes Medical Group
Authorized OfficialDarren R. HaskellChief Medical Officer · (314) 205-6444
Enumeration DateJuly 4, 2006
Last NPPES UpdateMarch 5, 20265 updates tracked since enumeration
NPPES CertifiedMarch 5, 2026
✔ NPI 1114957354 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
225 CLARKSON RD, Ellisville, MO 63011
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Secondary Practice Locations 2

Location 1611 N Central AveEureka, MO 63025-1232 · Phone (636) 777-2937 · Fax (636) 777-2161
Location 2653 Big Bend RdManchester, MO 63021-7723 · Phone (636) 685-7770 · Fax (314) 590-5944

Other Identifiers 1

OtherDE0423MO · Rr Medicare

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 for Provider-Performed Microscopy Procedures (PPMP) 26D0865667

Westglen Family Physicians, LLC · Ellisville, MO
Active · expires Aug 31, 2026
CLIA Number26D0865667
Laboratory TypePhysician Office
Certificate Effective DateSeptember 1, 2024
Certificate Expiration DateAugust 31, 2026
Laboratory DirectorBarbara Obrien
Laboratory Phone(314) 230-5050
Laboratory LocationWestglen Family Physicians, LLC225 Clarkson Road, Ellisville, MO 63011
CLIA data matches this NPI record on: Address Name
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Other Providers at the Same Location NPPES 13

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

MRS. PATRICIA L PITMAN FNP
Nurse Practitioner
225 CLARKSON RD
ELLISVILLE, MO 63011
St. Louis County (636) 685-7715
WILLIAM MARKUS KOEPPEL D.O.
Family Medicine
225 CLARKSON RD
ELLISVILLE, MO 63011
St. Louis County (706) 865-4001
WESTGLEN FAMILY PHYSICIANS, LLC
Clinic/Center (Primary Care)
225 CLARKSON RD
ELLISVILLE, MO 63011
St. Louis County (636) 685-7715
JEANNE MARIE RITCHIE
Physician Assistant
225 CLARKSON RD
ELLISVILLE, MO 63011
St. Louis County (636) 230-5050
DR. CYNTHIA J POELKER M.D.
Family Medicine
225 CLARKSON RD
ELLISVILLE, MO 63011
St. Louis County (636) 230-5050
BARBARA ANNE O'BRIEN DO
Family Medicine (Adult Medicine)
225 CLARKSON RD
ELLISVILLE, MO 63011
St. Louis County (636) 685-7715
EILEEN HOLT NP
Nurse Practitioner (Family)
225 CLARKSON RD
ELLISVILLE, MO 63011
St. Louis County (636) 685-7715
CHRISTINE HELMBRECHT FNP-BC
Nurse Practitioner (Family)
225 CLARKSON RD
BALLWIN, MO 63011
St. Louis County (636) 685-7715

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 Westglen Family Physicians, LLC's NPI number?

The NPI number for Westglen Family Physicians, LLC is 1114957354. It was assigned to this organization in the NPPES registry on July 4, 2006.

Where is Westglen Family Physicians, LLC located?

Westglen Family Physicians, LLC is located at 225 Clarkson Rd, Ellisville, MO 63011. The listed phone number is (366) 857-7156.

What is Westglen Family Physicians, LLC's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Does Westglen Family Physicians, LLC hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 26D0865667) is associated with this NPI, valid through August 31, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Westglen Family Physicians, 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 Westglen Family Physicians, 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 Westglen Family Physicians, LLC was last updated on March 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.