LAUREN ALEXANDRIA WILLIAMS FNP-C
NPI 1437748340
Nurse Practitioner - Women's Health in Austin, TX
About Lauren Alexandria Williams Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LAUREN ALEXANDRIA WILLIAMS FNP-C (NPI 1437748340) is an individual women's health provider in Austin, Texas, licensed in Texas (1013535) and active in the NPI registry since January 2021. She is enrolled in Medicare PECOS, maintains a secondary practice location in Austin, and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 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
Lauren Alexandria Williams Fnp-c 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
2Medicare enrollment records show Lauren Williams reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Austin, TX 78758
- Reassigned Medicare billing, Texas enrollment
- Medicare enrollment name: St Davids Specialized Womens Services PLLC
- 39 clinicians in this Medicare group
Georgetown, TX 78626
- Reassigned Medicare billing, Texas enrollment
- 20 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 3
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78758 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Lauren Williams's NPI number?
The NPI number for Lauren Williams is 1437748340. It was assigned to this individual provider in the NPPES registry on January 14, 2021.
Where is Lauren Williams located?
Lauren Williams practices at 12201 Renfert Way Ste 200, Austin, TX 78758. The listed phone number is (512) 425-3840.
What is Lauren Williams's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Women's Health, with taxonomy code 363LW0102X.
Is Lauren Williams enrolled in Medicare?
Yes. Lauren Williams 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 Lauren Williams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lauren Williams reassigns Medicare benefits to 2 organizations: St. David's Specialized Women's Services, PLLC (Austin, TX) and St. Davids Ob And Gyn Services, PLLC (Georgetown, TX). 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 Lauren Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lauren Williams accept?
Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter from Superior HealthPlan and 6 other insurers list Lauren Williams 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 Lauren Williams was last updated on May 23, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Lauren Alexandria Williams, FNP-C · NPI 1437748340
Women's Health physician in Austin, Texas. Individual provider, active in the CMS NPPES registry since January 14, 2021.
## Identity
- **NPI:** 1437748340 (Entity type: Individual)
- **Enumerated:** January 14, 2021
- **Primary specialty:** Nurse Practitioner - Women's Health · taxonomy 363LW0102X
- **State license:** 1013535 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 12201 RENFERT WAY STE 200, Austin, TX 78758-5368
- **Phone:** (512) 425-3840 · **Fax:** (512) 425-3879
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): St. David's Specialized Women's Services, PLLC (NPI 1821229568, Austin, TX); St. Davids Ob And Gyn Services, PLLC (NPI 1831084227, Georgetown, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** May 23, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1437748340) · Data from the CMS NPPES public registry.