LISA D MARRERO PAAA
NPI 1043544646
Anesthesiologist Assistant in Lawrenceville, GA
About Lisa D Marrero Paaa NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LISA D MARRERO PAAA (NPI 1043544646) is an individual anesthesiologist assistant in Lawrenceville, Georgia, licensed in Georgia (005643) and active in the NPI registry since September 2009. She is affiliated with Northside Hospital Gwinnett and is a graduate of Emory University School Of Medicine (2009).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Lisa D Marrero Paaa 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 Reassignment
Medicare enrollment records show Lisa Marrero reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Atlanta, GA 30342
- Reassigned Medicare billing, Georgia enrollment
- 571 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Northside Hospital Gwinnett
Acute Care Hospitals · Lawrenceville, GAMedicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
LAWRENCEVILLE, GA 30046
LAWRENCEVILLE, GA 30046
LAWRENCEVILLE, GA 30046
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 Lisa Marrero's NPI number?
The NPI number for Lisa Marrero is 1043544646. It was assigned to this individual provider in the NPPES registry on September 29, 2009.
Where is Lisa Marrero located?
Lisa Marrero practices at 1000 Medical Center Blvd, Lawrenceville, GA 30046. The listed phone number is (770) 277-3056.
What is Lisa Marrero's specialty?
The primary specialty registered for this NPI is Anesthesiologist Assistant with taxonomy code 367H00000X.
Is Lisa Marrero enrolled in Medicare?
Yes. Lisa Marrero 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 organization bills Medicare for Lisa Marrero's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lisa Marrero reassigns Medicare benefits to North Atlanta Anesthesia Professionals, LLC (Atlanta, GA). The 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 Lisa Marrero's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lisa Marrero accept?
Health plans from Oscar Health list Lisa Marrero 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 Lisa Marrero affiliated with any hospitals?
According to CMS data, Lisa Marrero is affiliated with Northside Hospital Gwinnett.
When was this NPI record last updated?
The NPPES record for Lisa Marrero was last updated on April 29, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Lisa D Marrero, PAAA · NPI 1043544646
Anesthesiologist Assistant physician in Lawrenceville, Georgia. Individual provider, active in the CMS NPPES registry since September 29, 2009.
## Identity
- **NPI:** 1043544646 (Entity type: Individual)
- **Enumerated:** September 29, 2009
- **Primary specialty:** Anesthesiologist Assistant · taxonomy 367H00000X
- **State license:** 005643 (Georgia)
- **Sole proprietor:** No
## Practice location
- **Address:** 1000 MEDICAL CENTER BLVD, Lawrenceville, GA 30046-0000
- **Phone:** (770) 277-3056 · **Fax:** (855) 204-5244
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** North Atlanta Anesthesia Professionals, LLC (NPI 1982349296, Atlanta, GA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Emory University School Of Medicine, class of 2009
## Record status
- **NPPES last updated:** April 29, 2014
- **Other identifiers:** Medicaid 542086561A (GA)
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Source: [NPI Profile](https://npiprofile.com/npi/1043544646) · Data from the CMS NPPES public registry.