ABIGAIL MERGLER APRN
NPI 1154175172
Nurse Practitioner - Pediatrics in Bastrop, TX
About Abigail Mergler Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ABIGAIL MERGLER APRN (NPI 1154175172) is an individual pediatrics provider in Bastrop, Texas, licensed in Texas (1195993) and active in the NPI registry since April 2024. She is enrolled in Medicare PECOS 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 (PECOS)
Abigail Mergler Aprn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Abigail Mergler reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Bastrop, TX 78602
- Reassigned Medicare billing, Texas enrollment
- 162 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78602 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 19
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BASTROP, TX 78602
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 Abigail Mergler's NPI number?
The NPI number for Abigail Mergler is 1154175172. It was assigned to this individual provider in the NPPES registry on April 16, 2024.
Where is Abigail Mergler located?
Abigail Mergler practices at 605 Old Austin Hwy, Bastrop, TX 78602. The listed phone number is (877) 800-5722.
What is Abigail Mergler's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.
Is Abigail Mergler enrolled in Medicare?
Yes. Abigail Mergler is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Abigail Mergler's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Abigail Mergler reassigns Medicare benefits to Lone Star Circle Of Care (Bastrop, TX). 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 Abigail Mergler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Abigail Mergler accept?
Health plans from Blue Cross and Blue Shield of Texas, Oscar Insurance Company, Sendero Health Plans, Local Nonprofit, UnitedHealthcare and WellPoint list Abigail Mergler 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.
When was this NPI record last updated?
The NPPES record for Abigail Mergler was last updated on August 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.
# Abigail Mergler, APRN · NPI 1154175172
Pediatrics physician in Bastrop, Texas. Individual provider, active in the CMS NPPES registry since April 16, 2024.
## Identity
- **NPI:** 1154175172 (Entity type: Individual)
- **Enumerated:** April 16, 2024
- **Primary specialty:** Nurse Practitioner - Pediatrics · taxonomy 363LP0200X
- **State license:** 1195993 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 605 OLD AUSTIN HWY, Bastrop, TX 78602-5034
- **Phone:** (877) 800-5722
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Lone Star Circle Of Care (NPI 1306236187, Bastrop, TX), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 17, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1154175172) · Data from the CMS NPPES public registry.