MS. TERRI LOU MACKENZIE LMSW
NPI 1104961879
Social Worker - Clinical in Ypsilanti, MI
About Ms. Terri Lou Mackenzie Lmsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. TERRI LOU MACKENZIE LMSW (NPI 1104961879) is an individual clinical provider in Ypsilanti, Michigan, licensed in Michigan (6801078467) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS and is a graduate of Other (1999).
NPPES Registry Identity
Specialties & Licenses
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
Ms. Terri Lou Mackenzie Lmsw 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 Terri Mackenzie reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Brighton, MI 48114
- Reassigned Medicare billing, Michigan enrollment
- 4 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 48197 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.
YPSILANTI, MI 48197
YPSILANTI, MI 48197
YPSILANTI, MI 48197
YPSILANTI, MI 48197
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 Terri Mackenzie's NPI number?
The NPI number for Terri Mackenzie is 1104961879. It was assigned to this individual provider in the NPPES registry on February 21, 2007.
Where is Terri Mackenzie located?
Terri Mackenzie practices at 2940 Ellsworth Rd Youth & Family Services, Ypsilanti, MI 48197. The listed phone number is (734) 971-9605.
What is Terri Mackenzie's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Terri Mackenzie enrolled in Medicare?
Yes. Terri Mackenzie 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 Terri Mackenzie's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Terri Mackenzie reassigns Medicare benefits to Key Development Center, Inc. (Brighton, 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 Terri Mackenzie's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Terri Mackenzie accept?
Health plans from Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list Terri Mackenzie 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 Terri Mackenzie was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Ms. Terri Lou Mackenzie, LMSW · NPI 1104961879
Clinical provider in Ypsilanti, Michigan. Individual provider, active in the CMS NPPES registry since February 21, 2007.
## Identity
- **NPI:** 1104961879 (Entity type: Individual)
- **Enumerated:** February 21, 2007
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 6801078467 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 2940 ELLSWORTH RD, YOUTH & FAMILY SERVICES, Ypsilanti, MI 48197-7406
- **Phone:** (734) 971-9605 · **Fax:** (734) 434-1511
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Key Development Center, Inc. (NPI 1386114866, Brighton, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1999
## Record status
- **NPPES last updated:** July 8, 2007
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Source: [NPI Profile](https://npiprofile.com/npi/1104961879) · Data from the CMS NPPES public registry.