ALEXANDRA MACK LLMSW
NPI 1467152249
Social Worker in Lansing, MI
About Alexandra Mack Llmsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALEXANDRA MACK LLMSW (NPI 1467152249) is an individual social worker in Lansing, Michigan, licensed in Michigan (6851116190) and active in the NPI registry since March 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2023).
NPPES Registry Identity
Specialties & Licenses
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
Alexandra Mack Llmsw 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 Reassignment
Medicare enrollment records show Alexandra Mack reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Lansing, MI 48910
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Community Mental Health Authority Of Clinton Eaton Ingham Counties
- 232 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.
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.
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 Alexandra Mack's NPI number?
The NPI number for Alexandra Mack is 1467152249. It was assigned to this individual provider in the NPPES registry on March 9, 2023.
Where is Alexandra Mack located?
Alexandra Mack practices at 812 E Jolly Rd, Lansing, MI 48910. The listed phone number is (517) 346-8318.
What is Alexandra Mack's specialty?
The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.
Is Alexandra Mack enrolled in Medicare?
Yes. Alexandra Mack 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 organization bills Medicare for Alexandra Mack's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexandra Mack reassigns Medicare benefits to Community Mental Health Authority Clinton Eaton Ingham Counties (Lansing, MI). 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 Alexandra Mack's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Alexandra Mack was last updated on March 9, 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.
# Alexandra Mack, LLMSW · NPI 1467152249
Social Worker provider in Lansing, Michigan. Individual provider, active in the CMS NPPES registry since March 9, 2023.
## Identity
- **NPI:** 1467152249 (Entity type: Individual)
- **Enumerated:** March 9, 2023
- **Primary specialty:** Social Worker · taxonomy 104100000X
- **State license:** 6851116190 (Michigan)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 812 E JOLLY RD, Lansing, MI 48910-6818
- **Phone:** (517) 346-8318
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Community Mental Health Authority Clinton Eaton Ingham Counties (NPI 1265483457, Lansing, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** March 9, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1467152249) · Data from the CMS NPPES public registry.