SONJA BAIN ARMSTRONG CRNA
NPI 1881839843
Nurse Anesthetist, Certified Registered in Corinth, MS
About Sonja Bain Armstrong Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SONJA BAIN ARMSTRONG CRNA (NPI 1881839843) is an individual nurse anesthetist, certified registered in Corinth, Mississippi, licensed in Mississippi (R881328) and active in the NPI registry since December 2008. She is enrolled in Medicare PECOS, is affiliated with North Mississippi Medical Center, and is a graduate of Other (2008).
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
Sonja Bain Armstrong 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
4Medicare enrollment records show Sonja Armstrong reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Corinth, MS 38834
- Reassigned Medicare billing, Mississippi enrollment
- 9 clinicians in this Medicare group
Corinth, MS 38834
- Reassigned Medicare billing, Mississippi enrollment
- 581 clinicians in this Medicare group
Belden, MS 38826
- Reassigned Medicare billing, Mississippi enrollment
- 11 clinicians in this Medicare group
Tupelo, MS 38801
- Reassigned Medicare billing, Mississippi enrollment
- 50 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.
North Mississippi Medical Center
Acute Care Hospitals · Tupelo, MSPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 38834 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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CORINTH, MS 38834
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 Sonja Armstrong's NPI number?
The NPI number for Sonja Armstrong is 1881839843. It was assigned to this individual provider in the NPPES registry on December 4, 2008.
Where is Sonja Armstrong located?
Sonja Armstrong practices at 3037 Corder Dr, Corinth, MS 38834. The listed phone number is (731) 318-2511.
What is Sonja Armstrong's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Sonja Armstrong enrolled in Medicare?
Yes. Sonja Armstrong 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 Sonja Armstrong's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sonja Armstrong reassigns Medicare benefits to 4 organizations: Magnolia Gastroenterology Clinic, LLC (Corinth, MS), North Mississippi Medical Center, Inc. (Corinth, MS), Trident Anesthesia LLC (Belden, MS) and Dhs Anesthesia, LLC (Tupelo, MS). 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 Sonja Armstrong's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sonja Armstrong accept?
Health plans from Blue Cross and Blue Shield of Alabama and Cigna Healthcare list Sonja Armstrong 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 Sonja Armstrong affiliated with any hospitals?
According to CMS data, Sonja Armstrong is affiliated with North Mississippi Medical Center.
When was this NPI record last updated?
The NPPES record for Sonja Armstrong was last updated on September 20, 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.
# Sonja Bain Armstrong, CRNA · NPI 1881839843
Nurse Anesthetist, Certified Registered physician in Corinth, Mississippi. Individual provider, active in the CMS NPPES registry since December 4, 2008.
## Identity
- **NPI:** 1881839843 (Entity type: Individual)
- **Enumerated:** December 4, 2008
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** R881328 (Mississippi)
- **Sole proprietor:** No
## Practice location
- **Address:** 3037 CORDER DR, Corinth, MS 38834-6216
- **Phone:** (731) 318-2511 · **Fax:** (662) 441-5050
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Magnolia Gastroenterology Clinic, LLC (NPI 1518941731, Corinth, MS); North Mississippi Medical Center, Inc. (NPI 1013871649, Corinth, MS); Trident Anesthesia LLC (NPI 1053713123, Belden, MS); Dhs Anesthesia, LLC (NPI 1184147431, Tupelo, MS) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** September 20, 2023
- **Other identifiers:** Medicaid 07301701 (MS)
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Source: [NPI Profile](https://npiprofile.com/npi/1881839843) · Data from the CMS NPPES public registry.