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GRETNA MEDICAL CENTER
NPI 1831417153
Internal Medicine in Gretna, LA

Active since May 11, 2010CLIA 19D0457492 · Microscopy
1221 AMELIA ST, GRETNA, LA 70053(504) 364-1844(504) 367-6022 Get Directions Write a Review

NPPES record last updated: April 11, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Gretna Medical Center NPPES

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

GRETNA MEDICAL CENTER (NPI 1831417153) is a healthcare organization registered as an internal medicine in Gretna, Louisiana and active in the NPI registry since May 2010. The organization holds a CLIA Microscopy certificate valid through December 28, 2026 and lists Hai Nam Nguyen, Medical Director, as its authorized official.

NPPES Registry Identity

NPI1831417153
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameHAI NAM NGUYEN, MD LLC
Location Address1221 AMELIA STGretna, LA 70053-5533
Mailing Address1221 Amelia StGretna, LA 70053-5533 · (504) 364-1844 · Fax (504) 367-6022
Phone(504) 364-1844
Fax(504) 367-6022
Organization SubpartNo
Authorized OfficialHai Nam NguyenMedical Director · (504) 364-1844
Enumeration DateMay 11, 2010
Last NPPES UpdateApril 11, 2014
✔ NPI 1831417153 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in LA · 023174
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.
Also ListedFamily MedicineTaxonomy 207Q00000X · License 06349R (LA)
Also ListedPediatricsTaxonomy 208000000X · License 023174 (LA)
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License AP04172 (LA)
1221 AMELIA ST, Gretna, LA 70053
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Other Names 1

Doing Business AsGretna Medical Center

Other Identifiers 1

Medicare UPINH18613

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

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health 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) 19D0457492

Gretna Medical Center Dba Gretna Medical Center · Gretna, LA
Active · expires Dec 28, 2026
CLIA Number19D0457492
Laboratory TypePhysician Office
Certificate Effective DateDecember 29, 2024
Certificate Expiration DateDecember 28, 2026
Laboratory DirectorHai N. Nguyen
Laboratory Phone(504) 364-1844
Laboratory LocationGretna Medical Center Dba Gretna Medical Center1221 Amelia Street, Gretna, LA 70053
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.

Other Providers at the Same Location NPPES 2

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

DR. THIEM DANG M.D.
Family Medicine
1221 AMELIA ST
GRETNA, LA 70053
Jefferson Parish (504) 364-1844
MIEN NGUYEN APRN
Nurse Practitioner (Family)
1221 AMELIA ST
GRETNA, LA 70053
Jefferson Parish (504) 364-1844

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 Hai Nam Nguyen, MD LLC's NPI number?

The NPI number for Hai Nam Nguyen, MD LLC is 1831417153. It was assigned to this organization in the NPPES registry on May 11, 2010. The provider is doing business as Gretna Medical Center.

Where is Hai Nam Nguyen, MD LLC located?

Hai Nam Nguyen, MD LLC is located at 1221 Amelia St, Gretna, LA 70053. The listed phone number is (504) 364-1844.

What is Hai Nam Nguyen, MD LLC's specialty?

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

Does Hai Nam Nguyen, MD LLC hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 19D0457492) is associated with this NPI, valid through December 28, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Hai Nam Nguyen, MD LLC accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health and Ambetter from Superior HealthPlan list Hai Nam Nguyen, MD 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 Hai Nam Nguyen, MD LLC was last updated on April 11, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years 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.