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OUACHITA MEDICAL CLINIC LLC
NPI 1508630252
Family Medicine in West Monroe, LA

Active since November 13, 2023CLIA Certified · 2 labs
102 THOMAS RD STE 104, WEST MONROE, LA 71291(318) 329-4370 Get Directions Write a Review

NPPES record last updated: November 6, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 6, 2025, Nov 13, 2023 (2 updates tracked since 2023).

About Ouachita Medical Clinic Llc NPPES

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

OUACHITA MEDICAL CLINIC LLC (NPI 1508630252) is a healthcare organization registered as a family medicine in West Monroe, Louisiana and active in the NPI registry since November 2023. The organization holds 2 active CLIA laboratory certificates, maintains a secondary practice location in Monroe, and lists Steven Mcmahan, Owner, as its authorized official.

NPPES Registry Identity

NPI1508630252
Entity TypeOrganization
Primary Taxonomy207Q00000X
Legal Business NameOUACHITA MEDICAL CLINIC LLC
Location Address102 THOMAS RD STE 104West Monroe, LA 71291-7365
Mailing Address3424 Medical Park DrMonroe, LA 71203-2354 · (318) 478-2136 · Fax (318) 329-4356
Phone(318) 329-4370
Organization SubpartNo
Authorized OfficialSteven McmahanOwner · (318) 237-4531
Enumeration DateNovember 13, 2023
Last NPPES UpdateNovember 6, 20252 updates tracked since enumeration
NPPES CertifiedNovember 6, 2025
✔ NPI 1508630252 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.
102 THOMAS RD STE 104, West Monroe, LA 71291
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Secondary Practice Location 1

Location 13424 Medical Park DrMonroe, LA 71203-2387 · Phone (318) 329-9447

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 Blue Cross and Blue Shield of Louisiana, HMO Louisiana.Insurance ›

CLIA Laboratory Certificates CMS CLIA 2

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) 19D2296350

Ouachita Medical Clinic · Monroe, LA
Active · expires Dec 26, 2027
CLIA Number19D2296350
Laboratory TypePhysician Office
Certificate Effective DateDecember 27, 2025
Certificate Expiration DateDecember 26, 2027
Laboratory DirectorJoe Byron Henry
Laboratory Phone(318) 329-9447
Laboratory LocationOuachita Medical Clinic3424 Medical Park Drive, Monroe, LA 71203
CLIA data matches this NPI record on: Address Name Phone
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.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 19D2296353

Ouachita Medical Clinic · West Monroe, LA
Active · expires Dec 26, 2027
CLIA Number19D2296353
Laboratory TypePhysician Office
Certificate Effective DateDecember 27, 2025
Certificate Expiration DateDecember 26, 2027
Laboratory DirectorSteven H. Mcmahan
Laboratory Phone(318) 329-4370
Laboratory LocationOuachita Medical Clinic102 Thomas Road Suite 104, West Monroe, LA 71291
CLIA data matches this NPI record on: Address Name Phone
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.

Patient Reviews User submitted

Reviews are submitted by site visitors and approved by a human moderator before publication.

Review by Susan ***** March 19, 2024

5/5
I’ve been going to this clinic for yrs and I like them very much. I usually go to NP Lindsey but I have gone to Dr McMahan too. They are both great. They have excellent bedside manner, level headed and reasonable. It seems they both share my belief system. That’s good in my eyes.
Provider 5/5 Office Staff 4/5
Visited this provider? Share your experience.

Other Providers at the Same Location NPPES 6

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

MS. CHRISTENE NICOLE WOODEN APRN, ANP
Nurse Practitioner (Adult Health)
102 THOMAS RD STE 104
WEST MONROE, LA 71291
Ouachita Parish (318) 329-8485
RONALD F HAMMETT MD, LLC
Internal Medicine (Pulmonary Disease)
102 THOMAS RD STE 104
WEST MONROE, LA 71291
Ouachita Parish (318) 329-8484
DEBRA MAE RUSSELL ACNPC, CCRN-CSC
Nurse Practitioner (Acute Care)
102 THOMAS RD STE 104
WEST MONROE, LA 71291
Ouachita Parish (318) 329-8485
MELISSA S HAMILTON APRN
Nurse Practitioner (Family)
102 THOMAS RD STE 104
WEST MONROE, LA 71291
Ouachita Parish (318) 329-8485
WILLIAM H MATTHEWS, MD, LLC
Specialist
102 THOMAS RD STE 104
WEST MONROE, LA 71291
Ouachita Parish (318) 323-1559
RONALD F HAMMETT, MD, LLC
Specialist
102 THOMAS RD STE 104
WEST MONROE, LA 71291
Ouachita Parish (318) 329-4313

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 Ouachita Medical Clinic LLC's NPI number?

The NPI number for Ouachita Medical Clinic LLC is 1508630252. It was assigned to this organization in the NPPES registry on November 13, 2023.

Where is Ouachita Medical Clinic LLC located?

Ouachita Medical Clinic LLC is located at 102 Thomas Rd Ste 104, West Monroe, LA 71291. The listed phone number is (318) 329-4370.

What is Ouachita Medical Clinic LLC's specialty?

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

Does Ouachita Medical Clinic LLC hold CLIA laboratory certificates?

Yes. 2 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

What insurance does Ouachita Medical Clinic LLC accept?

Health plans from Blue Cross and Blue Shield of Louisiana and HMO Louisiana list Ouachita Medical Clinic 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 Ouachita Medical Clinic LLC was last updated on November 6, 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.