LAWRENCE JOSEPH MONLEZUN CRNA, MSA
NPI 1801940770
Nurse Anesthetist, Certified Registered in Nacogdoches, TX
About Lawrence Joseph Monlezun Crna, Msa NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LAWRENCE JOSEPH MONLEZUN CRNA, MSA (NPI 1801940770) is an individual nurse anesthetist, certified registered in Nacogdoches, Texas, licensed in Texas (674553) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with Ut Health East Texas Jacksonville Hospital, and is a graduate of Other (1999).
NPPES Registry Identity
Specialties & Licenses
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
Lawrence Joseph Monlezun Crna, Msa 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
11Medicare enrollment records show Lawrence Monlezun reassigns Medicare billing to 11 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Nacogdoches, TX 75965
- Reassigned Medicare billing, Texas enrollment
- 118 clinicians in this Medicare group
Nacogdoches, TX 75965
- Reassigned Medicare billing, Texas enrollment
- 11 clinicians in this Medicare group
Nacogdoches, TX 75965
- Reassigned Medicare billing, Texas enrollment
- 5 clinicians in this Medicare group
Marshall, TX 75670
- Reassigned Medicare billing, Texas enrollment
- 106 clinicians in this Medicare group
Shreveport, LA 71106
- Reassigned Medicare billing, Louisiana enrollment
- 25 clinicians in this Medicare group
Addison, TX 75001
- Reassigned Medicare billing, Texas enrollment
- 513 clinicians in this Medicare group
Fort Worth, TX 76109
- Reassigned Medicare billing, Texas enrollment
- 1,612 clinicians in this Medicare group
Granbury, TX 76048
- Reassigned Medicare billing, Texas enrollment
- 123 clinicians in this Medicare group
New Iberia, LA 70563
- Reassigned Medicare billing, Louisiana and Texas enrollments
- 470 clinicians in this Medicare group
Pensacola, FL 32502
- Reassigned Medicare billing, Oklahoma enrollment
- 26 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
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ut Health East Texas Jacksonville Hospital
Acute Care Hospitals · Jacksonville, TXChi St Lukes Health Memorial Lufkin
Acute Care Hospitals · Lufkin, TXChi St Lukes Health Memorial Livingston
Acute Care Hospitals · Livingston, TXNacogdoches Medical Center
Acute Care Hospitals · Nacogdoches, TXThe University Of Texas Health Science Center At Tyler
Acute Care Hospitals · Tyler, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 75961 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.
NACOGDOCHES, TX 75961
NACOGDOCHES, TX 75961
NACOGDOCHES, TX 75961
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 Lawrence Monlezun's NPI number?
The NPI number for Lawrence Monlezun is 1801940770. It was assigned to this individual provider in the NPPES registry on January 22, 2007.
Where is Lawrence Monlezun located?
Lawrence Monlezun practices at 1204 N Mound St, Nacogdoches, TX 75961. The listed phone number is (936) 568-8444.
What is Lawrence Monlezun's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Lawrence Monlezun enrolled in Medicare?
Yes. Lawrence Monlezun 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 Lawrence Monlezun's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lawrence Monlezun reassigns Medicare benefits to 11 organizations: Grasshopper Anesthesia Services PLLC (Nacogdoches, TX), Deep East Texas Anesthesia (Nacogdoches, TX), Texas Anesthesia Partners (Nacogdoches, TX), Christus Good Shepherd Medical Center (Marshall, TX), Tandem Anesthesia LLC (Shreveport, LA) and 6 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 Lawrence Monlezun's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lawrence Monlezun accept?
Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan, HMO Louisiana and Oscar Insurance Company list Lawrence Monlezun 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 Lawrence Monlezun affiliated with any hospitals?
According to CMS data, Lawrence Monlezun is affiliated with Ut Health East Texas Jacksonville Hospital, Chi St Lukes Health Memorial Lufkin, Chi St Lukes Health Memorial Livingston, Nacogdoches Medical Center and The University Of Texas Health Science Center At Tyler.
When was this NPI record last updated?
The NPPES record for Lawrence Monlezun was last updated on March 13, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Lawrence Joseph Monlezun, CRNA, MSA · NPI 1801940770
Nurse Anesthetist, Certified Registered physician in Nacogdoches, Texas. Individual provider, active in the CMS NPPES registry since January 22, 2007.
## Identity
- **NPI:** 1801940770 (Entity type: Individual)
- **Enumerated:** January 22, 2007
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 674553 (Texas)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1204 N MOUND ST, Nacogdoches, TX 75961-4027
- **Phone:** (936) 568-8444
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** 11 organizations under Medicare reassignment (form CMS-855R): Grasshopper Anesthesia Services PLLC (NPI 1932635752, Nacogdoches, TX); Deep East Texas Anesthesia (NPI 1942879580, Nacogdoches, TX); Texas Anesthesia Partners (NPI 1184656001, Nacogdoches, TX); Christus Good Shepherd Medical Center (NPI 1760908404, Marshall, TX); Tandem Anesthesia LLC (NPI 1356453583, Shreveport, LA); and 6 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1999
## Record status
- **NPPES last updated:** March 13, 2008
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Source: [NPI Profile](https://npiprofile.com/npi/1801940770) · Data from the CMS NPPES public registry.