ALISON LAGOW CRNA
NPI 1912640947
Nurse Anesthetist, Certified Registered in Williamsburg, VA
About Alison Lagow Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALISON LAGOW CRNA (NPI 1912640947) is an individual nurse anesthetist, certified registered in Williamsburg, Virginia, licensed in Virginia (138730) and active in the NPI registry since April 2022. She is affiliated with Bon Secours-st Francis Xavier Hospital, maintains a secondary practice location in Charleston, and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
Group Practice 1
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
Alison Lagow Crna 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
3Medicare enrollment records show Alison Lagow reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Woodbridge, VA 22191
- Reassigned Medicare billing, Virginia enrollment
- 170 clinicians in this Medicare group
Myrtle Beach, SC 29572
- Reassigned Medicare billing, South Carolina enrollment
- 272 clinicians in this Medicare group
Charleston, SC 29414
- Reassigned Medicare billing, South Carolina enrollment
- Medicare enrollment name: Bon Secours St Francis Xavier Hospital Inc
- 375 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.
Bon Secours-St Francis Xavier Hospital
Acute Care Hospitals · Charleston, SCPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 23188 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.
WILLIAMSBURG, VA 23188
WILLIAMSBURG, VA 23188
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 Alison Lagow's NPI number?
The NPI number for Alison Lagow is 1912640947. It was assigned to this individual provider in the NPPES registry on April 18, 2022.
Where is Alison Lagow located?
Alison Lagow practices at 100 Sentara Cir, Williamsburg, VA 23188. The listed phone number is (757) 984-6000.
What is Alison Lagow's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Alison Lagow enrolled in Medicare?
Yes. Alison Lagow 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 Alison Lagow's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alison Lagow reassigns Medicare benefits to 3 organizations: Premier Anesthesia Of Virginia LLC (Woodbridge, VA), Beach Anesthesia, LLC (Myrtle Beach, SC) and Bon Secours St. Francis Xavier Hosptial, Inc. (Charleston, SC). 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 Alison Lagow's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Alison Lagow affiliated with any hospitals?
According to CMS data, Alison Lagow is affiliated with Bon Secours-St Francis Xavier Hospital.
When was this NPI record last updated?
The NPPES record for Alison Lagow was last updated on May 19, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Alison Lagow, CRNA · NPI 1912640947
Nurse Anesthetist, Certified Registered physician in Williamsburg, Virginia. Individual provider, active in the CMS NPPES registry since April 18, 2022.
## Identity
- **NPI:** 1912640947 (Entity type: Individual)
- **Enumerated:** April 18, 2022
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 138730 (Virginia)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 100 SENTARA CIR, Williamsburg, VA 23188-5713
- **Phone:** (757) 984-6000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Premier Anesthesia Of Virginia LLC (NPI 1255986147, Woodbridge, VA); Beach Anesthesia, LLC (NPI 1215061429, Myrtle Beach, SC); Bon Secours St. Francis Xavier Hosptial, Inc. (NPI 1578929634, Charleston, SC) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** May 19, 2024
- **Other identifiers:** Medicaid AN4168 (SC)
---
Source: [NPI Profile](https://npiprofile.com/npi/1912640947) · Data from the CMS NPPES public registry.