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GARY MICHAEL AGENA M.D.
NPI 1295768406
Obstetrics & Gynecology in Madisonville, LA

Active since July 09, 2006PECOS EnrolledCLIA 19D2041689 · Microscopy
393 HIGHWAY 21, SUITE 525, MADISONVILLE, LA 70447(985) 845-7121(985) 206-9476 Get Directions Write a Review

NPPES record last updated: September 12, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Sep 12, 2025, Sep 4, 2025, Jan 2, 2025 and 1 more (4 updates tracked since 2022).

About Gary Michael Agena M.d. NPPES

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

GARY MICHAEL AGENA M.D. (NPI 1295768406) is an individual obstetrics & gynecology provider in Madisonville, Louisiana, licensed in Louisiana (MD200946) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, holds a CLIA Microscopy certificate valid through May 28, 2028, and is affiliated with North Oaks Medical Center.

NPPES Registry Identity

NPI1295768406
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameGARY MICHAEL AGENACredential: M.D.
Location Address393 HIGHWAY 21, SUITE 525Madisonville, LA 70447-3407
Mailing Address393 Highway 21, Suite 525Madisonville, LA 70447-3407 · (985) 845-7121 · Fax (985) 206-9476
Phone(985) 845-7121
Fax(985) 206-9476
Sole ProprietorYes
Medical School CMSOtherGraduated 2004
Enumeration DateJuly 9, 2006
Last NPPES UpdateSeptember 12, 20254 updates tracked since enumeration
NPPES CertifiedSeptember 12, 2025
✔ NPI 1295768406 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Licenses✔ Licensed in LA · MD200946✔ Licensed in FL · ME175399
Definition

An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

393 HIGHWAY 21, Madisonville, LA 70447
Open in Google Maps ↗

Secondary Practice Locations 3

Location 18900 N Kendall DrMiami, FL 33176-2197 · Phone (786) 596-1960
Location 2433 Plaza StBogalusa, LA 70427-3729 · Phone (985) 730-6700 · Fax (985) 730-6713
Location 3420 Avenue FBogalusa, LA 70427-3634 · Phone (985) 730-7001 · Fax (985) 730-7006

Other Identifiers 3

Medicaid1504050LA
OtherME175399FL · Floridaboardofmedicine
Other200946State License

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 ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gary Michael Agena M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID547269375
PECOS Enrollment IDI20061205000477, I20250812002086
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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) 19D2041689

Gary M Agena, MD · Madisonville, LA
Active · expires May 28, 2028
CLIA Number19D2041689
Laboratory TypePhysician Office
Certificate Effective DateMay 29, 2026
Certificate Expiration DateMay 28, 2028
Laboratory DirectorGary M. Agena
Laboratory Phone(985) 845-7121
Laboratory LocationGary M Agena, MD393 Highway 21, Suite 525, Madisonville, LA 70447
CLIA data matches this NPI record on: Address 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.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
29 services21 patients
Cervical or vaginal cancer screening; pelvic and clinical breast examination G0101
This procedure involves checking for health issues in the lower abdomen and chest area. It helps identify early signs of certain conditions, increasing the chance for successful treatment. It's a routine check-up that's important for maintaining good health.
28 services28 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

North Oaks Medical Center

Acute Care Hospitals · Hammond, LA
2/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number190015
Location15790 Paul Vega MD DriveHammond, LA 70403 · Tangipahoa County
Emergency services Birthing friendly

St Tammany Parish Hospital

Acute Care Hospitals · Covington, LA
4/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number190045
Location1202 S Tyler StreetCovington, LA 70433 · St. Tammany County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 70447 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$124.60 typical visit price
range $53.43 – $164.73
Typical copayment $31.15 (range $13.35 – $41.18)
Most-billed visit code 99204
Established Patient
$67.06 typical visit price
range $16.64 – $133.62
Typical copayment $16.76 (range $4.16 – $33.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 3

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

NORTHSHORE OB-GYN, APMC
Specialist
393 HIGHWAY 21, SUITE 500-A
MADISONVILLE, LA 70447
St. Tammany Parish (985) 845-3564
DR. OSCAR M MENDEZ M.D.
Obstetrics & Gynecology
393 HIGHWAY 21, SUITE 500-A
MADISONVILLE, LA 70447
St. Tammany Parish (985) 845-3564
GARY M. AGENA MD LLC
Clinic/Center (Health Service)
393 HIGHWAY 21, SUITE 525
MADISONVILLE, LA 70447
St. Tammany Parish (985) 845-7121

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 Gary Agena's NPI number?

The NPI number for Gary Agena is 1295768406. It was assigned to this individual provider in the NPPES registry on July 9, 2006.

Where is Gary Agena located?

Gary Agena practices at 393 Highway 21 Suite 525, Madisonville, LA 70447. The listed phone number is (985) 845-7121.

What is Gary Agena's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Gary Agena enrolled in Medicare?

Yes. Gary Agena is registered in the Medicare PECOS enrollment system.

Does Gary Agena hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 19D2041689) is associated with this NPI, valid through May 28, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Gary Agena accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health, Ambetter from Superior HealthPlan and Blue Cross and Blue Shield of Louisiana and 2 other insurers list Gary Agena 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.

Is Gary Agena affiliated with any hospitals?

According to CMS data, Gary Agena is affiliated with North Oaks Medical Center and St Tammany Parish Hospital.

When was this NPI record last updated?

The NPPES record for Gary Agena was last updated on September 12, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.