Gary Michael Agena, M.D.
Obstetrics & Gynecology Physician · Madisonville, LA
Gary Michael Agena, M.D. is an obstetrics & gynecology physician with a practice address in Madisonville, Louisiana, and NPI 1295768406, issued on Jul 9, 2006. Check the license (Louisiana MD200946, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Gary Michael Agena
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- MD200946 LA
ME175399 FL
Self-reported in NPPES; status is on the state search - Practice location
- 393 Highway 21, Madisonville, LA 70447
- Phone
- (985) 845-7121
- Enumerated
- Jul 9, 2006
- Record last updated
- Sep 12, 2025
- Fax
- (985) 206-9476
- Medicaid ID
- 1504050 LA
- Medicare enrollment
- Enrolled (PECOS I20061205000477); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 659 in Louisiana → Look up another NPI →
Also registered at 393 Highway 21
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Oscar Mendez, M.D.Obstetrics & Gynecology Physician1174586812
Verify Gary Michael Agena in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license MD200946Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
115 Medicare Part D claims for 38 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.
Most prescribed
- Estradiol19 claims
- Premarin19 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Our Lady OF The Angels Hospital IncBogalusa, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gary Michael Agena among 659 obstetrics & gynecology physician records in Louisiana
Gary Michael Agena, M.D. is one of 659 obstetrics & gynecology physician records with a practice address in Louisiana. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 19% of them.
- NPI issued2006 · 19% of these records are older, 47% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2004 · median 2004 among the 436 with a school on file
- Record last updated2025 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 obstetrics & gynecology physician records list a practice address in Madisonville
They are 3 of the 140 NPPES records with a practice address in Madisonville, and 659 obstetrics & gynecology physician records in Louisiana.
All 659 in Louisiana → Every provider in Madisonville → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Paul Fuselier, M.D.Madisonville, LA 704471023320157
- Oscar Mendez, M.D.Madisonville, LA 704471174586812
- William Farrell, M.D.Mandeville, LA 704481831199173
- Andrew Montz, M.D.Mandeville, LA 704481013917475
- Steven Taylor, M.D.Mandeville, LA 704481922008267
- James Hess, MDIndependence, LA 704431528178043
- Bivin Von Almen, M.D.Independence, LA 704431558301127
- Lucile Posey, M.D., F.A.C.O.G.Folsom, LA 704371104913888
Common questions
What is Gary Michael Agena, M.D.'s NPI number?
Gary Michael Agena, M.D.'s National Provider Identifier (NPI) is 1295768406, issued on Jul 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gary Michael Agena, M.D. located?
The NPPES record lists a practice address at 393 Highway 21, Madisonville, LA, 70447. Phone: (985) 845-7121. Providers update this record themselves, so call before visiting.
How can I verify Gary Michael Agena, M.D.'s license?
NPPES lists Louisiana license number MD200946, as entered by the provider. Search the Louisiana State Board of Medical Examiners at https://www.lsbme.la.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gary Michael Agena, M.D. prescribe under Medicare Part D?
In 2024, Gary Michael Agena, M.D. had 115 Medicare Part D claims for 38 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.