LUCAS AINSWORTH M.D.
NPI 1912386863
Emergency Medicine in Hammond, LA
About Lucas Ainsworth M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LUCAS AINSWORTH M.D. (NPI 1912386863) is an individual emergency medicine provider in Hammond, Louisiana, licensed in Louisiana (308680) and active in the NPI registry since May 2015. He is enrolled in Medicare PECOS, is affiliated with North Oaks Medical Center, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Lucas Ainsworth M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
15Medicare enrollment records show Lucas Ainsworth reassigns Medicare billing to 15 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hammond, LA 70403
- Reassigned Medicare billing, Louisiana enrollment
- Also billed through NPI 1871302703 (Louisiana)
- 310 clinicians in this Medicare group
Covington, LA 70433
- Reassigned Medicare billing, Louisiana enrollment
- 197 clinicians in this Medicare group
Bogalusa, LA 70427
- Reassigned Medicare billing, Louisiana enrollment
- 91 clinicians in this Medicare group
Picayune, MS 39466
- Reassigned Medicare billing, Mississippi enrollment
- 78 clinicians in this Medicare group
Houma, LA 70363
- Reassigned Medicare billing, Louisiana enrollment
- 189 clinicians in this Medicare group
Bay St Louis, MS 39520
- Reassigned Medicare billing, Mississippi enrollment
- 87 clinicians in this Medicare group
Hazlehurst, MS 39083
- Reassigned Medicare billing, Mississippi enrollment
- 159 clinicians in this Medicare group
Lafayette, LA 70508
- Reassigned Medicare billing, Louisiana enrollment
- 114 clinicians in this Medicare group
Ville Platte, LA 70586
- Reassigned Medicare billing, Louisiana enrollment
- 67 clinicians in this Medicare group
Kaplan, LA 70548
- Reassigned Medicare billing, Louisiana enrollment
- 64 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 4
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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
North Oaks Medical Center
Acute Care Hospitals · Hammond, LARiverside Medical Center
Critical Access Hospitals · Franklinton, LAOchsner Medical Center-Hancock
Acute Care Hospitals · Bay Saint Louis, MSPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 70403 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
HAMMOND, LA 70403
HAMMOND, LA 70403
HAMMOND, LA 70403
HAMMOND, LA 70403
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 Lucas Ainsworth's NPI number?
The NPI number for Lucas Ainsworth is 1912386863. It was assigned to this individual provider in the NPPES registry on May 26, 2015.
Where is Lucas Ainsworth located?
Lucas Ainsworth practices at 15790 Paul Vega MD Dr, Hammond, LA 70403. The listed phone number is (985) 345-2700.
What is Lucas Ainsworth's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Lucas Ainsworth enrolled in Medicare?
Yes. Lucas Ainsworth is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Lucas Ainsworth's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lucas Ainsworth reassigns Medicare benefits to 15 organizations: North Oaks Medical Center, LLC (Hammond, LA), St Tammany Emergency Physicians Group LLC (Covington, LA), Washington Parish Emergency Physicians Group LLC (Bogalusa, LA), Rh Emergency Medicine Of Highland Community LLC (Picayune, MS), South Louisiana Medical Associates (Houma, LA) and 10 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Lucas Ainsworth's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lucas Ainsworth accept?
Health plans from HMO Louisiana list Lucas Ainsworth 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 Lucas Ainsworth affiliated with any hospitals?
According to CMS data, Lucas Ainsworth is affiliated with North Oaks Medical Center, Riverside Medical Center and Ochsner Medical Center-Hancock.
When was this NPI record last updated?
The NPPES record for Lucas Ainsworth was last updated on July 10, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Lucas Ainsworth, M.D. · NPI 1912386863
Emergency Medicine physician in Hammond, Louisiana. Individual provider, active in the CMS NPPES registry since May 26, 2015.
## Identity
- **NPI:** 1912386863 (Entity type: Individual)
- **Enumerated:** May 26, 2015
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 308680 (Louisiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 15790 PAUL VEGA MD DR, Hammond, LA 70403
- **Phone:** (985) 345-2700 · **Fax:** (985) 230-6480
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 15 organizations under Medicare reassignment (form CMS-855R): North Oaks Medical Center, LLC (NPI 1972630705, Hammond, LA); St Tammany Emergency Physicians Group LLC (NPI 1891187654, Covington, LA); Washington Parish Emergency Physicians Group LLC (NPI 1538511043, Bogalusa, LA); Rh Emergency Medicine Of Highland Community LLC (NPI 1033987946, Picayune, MS); South Louisiana Medical Associates (NPI 1710944012, Houma, LA); and 10 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Mississippi School Of Medicine, class of 2015
## Record status
- **NPPES last updated:** July 10, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1912386863) · Data from the CMS NPPES public registry.