Mary Lois Laville, MD
Specialist · Lafayette, LA
Mary Lois Laville, MD is a specialist with a practice address in Lafayette, Louisiana, and NPI 1942282330, issued on Nov 19, 2005. Check the license (Louisiana 018789, as entered in NPPES) with the Louisiana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Lois Laville
- Credential
- MD
- Primary taxonomy
- Specialist 174400000X
- License number
- 018789 LA
Self-reported in NPPES; status is on the state search - Practice location
- 4630 Ambassador Caffery Pkwy, Lafayette, LA 70508
- Phone
- (337) 993-3933
- Enumerated
- Nov 19, 2005
- Record last updated
- Jul 13, 2026
- Fax
- (337) 993-2689
- Medicaid ID
- 1399345 LA
- Entity
- Type 1 · individual
8 nearest specialist records → All 550 in Louisiana → Look up another NPI →
Also registered at 4630 Ambassador Caffery Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary Lois Laville in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Louisiana board licenses this profession
Search for license 018789Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% fewer Medicare Part D claims than the average specialist in 2024
514 Medicare Part D claims for 98 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D.
Most prescribed
- Progesterone87 claims
- Estradiol70 claims
- Raloxifene Hcl30 claims
- Levothyroxine Sodium27 claims
- Risedronate Sodium26 claims
- Zolpidem Tartrate23 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.
Mary Lois Laville among 550 specialist records in Louisiana
Mary Lois Laville, MD is one of 550 specialist records with a practice address in Louisiana. 36% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 85% newer
- In a Medicare fileYes · 36% of these records are
- In the CMS Doctors and Clinicians fileNo · 23% of these records are
- Record last updated2026 · 77% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Specialist providers in Louisiana
There are 550 specialist records in Louisiana.
All 550 in Louisiana → Every provider in Lafayette → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Susan Conway, M.D.Lafayette, LA 705081245201334
- Stephen Delatte, MDLafayette, LA 705081245253194
- Brytton Eldredge, M.D.Lafayette, LA 705081265480503
- Robert Fell, M.D.Lafayette, LA 705081518943398
- Christopher Fontenot, MDLafayette, LA 705081669492369
- Juan Fukuda, M.D.Lafayette, LA 705081154314904
- Gordon Gidman, M.D.Lafayette, LA 705081437286085
- Boitumelo Kgoadi, RPTLafayette, LA 705081740375955
Common questions
What is Mary Lois Laville, MD's NPI number?
Mary Lois Laville, MD's National Provider Identifier (NPI) is 1942282330, issued on Nov 19, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mary Lois Laville, MD located?
The NPPES record lists a practice address at 4630 Ambassador Caffery Pkwy, Lafayette, LA, 70508. Phone: (337) 993-3933. Providers update this record themselves, so call before visiting.
How can I verify Mary Lois Laville, MD's license?
NPPES lists Louisiana license number 018789, as entered by the provider. Search the Louisiana board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Lois Laville, MD prescribe under Medicare Part D?
In 2024, Mary Lois Laville, MD had 514 Medicare Part D claims for 98 beneficiaries; the average among specialist prescribers was 1,380. 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.