MARGARET SHIVER
NPI 1831895168
Nurse Practitioner - Acute Care in Birmingham, AL
About Margaret Shiver NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET SHIVER (NPI 1831895168) is an individual acute care provider in Birmingham, Alabama, licensed in Alabama (1-138807) and active in the NPI registry since February 2023. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of University Of South Alabama College Of Medicine (2022).
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 and accepts Medicare assignment
Margaret Shiver 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 Margaret Shiver reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Birmingham, AL 35233
- Reassigned Medicare billing, Alabama enrollment
- 4,494 clinicians in this Medicare group
Talladega, AL 35160
- Reassigned Medicare billing, Alabama enrollment
- 430 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 35243 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.
BIRMINGHAM, AL 35243
BIRMINGHAM, AL 35243
BIRMINGHAM, AL 35243
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 Margaret Shiver's NPI number?
The NPI number for Margaret Shiver is 1831895168. It was assigned to this individual provider in the NPPES registry on February 7, 2023.
Where is Margaret Shiver located?
Margaret Shiver practices at 3980 Colonnade Pkwy, Birmingham, AL 35243. The listed phone number is (205) 510-5000.
What is Margaret Shiver's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Margaret Shiver enrolled in Medicare?
Yes. Margaret Shiver 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 Margaret Shiver's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Shiver reassigns Medicare benefits to 2 organizations: University Of Alabama Health Services Foundation, PC (Birmingham, AL) and Baptist Health Centers, LLC (Talladega, AL). 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 Margaret Shiver's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Margaret Shiver accept?
Health plans from Ambetter Health, Ambetter of Alabama, Ambetter of Tennessee, Blue Cross and Blue Shield of Alabama and Oscar Insurance Company and 1 other insurer list Margaret Shiver 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 Margaret Shiver was last updated on August 18, 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.
# Margaret Shiver · NPI 1831895168
Acute Care physician in Birmingham, Alabama. Individual provider, active in the CMS NPPES registry since February 7, 2023.
## Identity
- **NPI:** 1831895168 (Entity type: Individual)
- **Enumerated:** February 7, 2023
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 1-138807 (Alabama)
- **Sole proprietor:** No
## Practice location
- **Address:** 3980 COLONNADE PKWY, Birmingham, AL 35243-2382
- **Phone:** (205) 510-5000 · **Fax:** (205) 599-6333
## 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): University Of Alabama Health Services Foundation, PC (NPI 1356377576, Birmingham, AL); Baptist Health Centers, LLC (NPI 1184688244, Talladega, AL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of South Alabama College Of Medicine, class of 2022
## Record status
- **NPPES last updated:** August 18, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1831895168) · Data from the CMS NPPES public registry.