STEFANIE JOHNSON FNP-C
NPI 1639058332
Nurse Practitioner - Family in Detroit, MI
About Stefanie Johnson Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEFANIE JOHNSON FNP-C (NPI 1639058332) is an individual family provider in Detroit, Michigan, licensed in Michigan (4704243069) and active in the NPI registry since August 2025. She is enrolled in Medicare PECOS, maintains a secondary practice location in Detroit, and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Group Practice 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 (PECOS)
Stefanie Johnson Fnp-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Stefanie Johnson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Detroit, MI 48201
- Reassigned Medicare billing, Michigan enrollment
- 731 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 48201 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 4
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 Stefanie Johnson's NPI number?
The NPI number for Stefanie Johnson is 1639058332. It was assigned to this individual provider in the NPPES registry on August 28, 2025.
Where is Stefanie Johnson located?
Stefanie Johnson practices at 400 Mack Ave Ste 2, Detroit, MI 48201. The listed phone number is (313) 448-9650.
What is Stefanie Johnson's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Stefanie Johnson enrolled in Medicare?
Yes. Stefanie Johnson is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Stefanie Johnson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stefanie Johnson reassigns Medicare benefits to University Physician Group (Detroit, 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 Stefanie Johnson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stefanie Johnson accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health and 1 other insurer list Stefanie Johnson 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 Stefanie Johnson was last updated on July 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Stefanie Johnson, FNP-C · NPI 1639058332
Family physician in Detroit, Michigan. Individual provider, active in the CMS NPPES registry since August 28, 2025.
## Identity
- **NPI:** 1639058332 (Entity type: Individual)
- **Enumerated:** August 28, 2025
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 4704243069 (Michigan)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 400 MACK AVE STE 2, Detroit, MI 48201-2136
- **Phone:** (313) 448-9650
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** University Physician Group (NPI 1447299797, Detroit, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** July 8, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1639058332) · Data from the CMS NPPES public registry.