ALESSANDRA RADER
NPI 1730679093
Internal Medicine in Southfield, MI
About Alessandra Rader NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALESSANDRA RADER (NPI 1730679093) is an individual internal medicine provider in Southfield, Michigan, licensed in Michigan (4301504656) and active in the NPI registry since May 2018. She is enrolled in Medicare PECOS, is affiliated with Ascension Providence Hospital, Southfield And Novi, and maintains 2 additional practice locations.
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
Alessandra Rader 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
6Medicare enrollment records show Alessandra Rader reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Southfield, MI 48075
- Reassigned Medicare billing, Michigan enrollment
- 80 clinicians in this Medicare group
Port Huron, MI 48060
- Reassigned Medicare billing, Michigan enrollment
- 26 clinicians in this Medicare group
Grand Rapids, MI 49546
- Reassigned Medicare billing, Michigan enrollment
- 2,446 clinicians in this Medicare group
Hudsonville, MI 49426
- Reassigned Medicare billing, Michigan enrollment
- 145 clinicians in this Medicare group
Niles, MI 49120
- Reassigned Medicare billing, Michigan enrollment
- 724 clinicians in this Medicare group
Laurel, MS 39440
- Reassigned Medicare billing, Mississippi enrollment
- 696 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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ascension Providence Hospital, Southfield And Novi
Acute Care Hospitals · Southfield, MILake Huron Medical Center
Acute Care Hospitals · Port Huron, MIHolland Community Hospital
Acute Care Hospitals · Holland, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48075 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.
SOUTHFIELD, MI 48075
SOUTHFIELD, MI 48075
SOUTHFIELD, MI 48075
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 Alessandra Rader's NPI number?
The NPI number for Alessandra Rader is 1730679093. It was assigned to this individual provider in the NPPES registry on May 12, 2018.
Where is Alessandra Rader located?
Alessandra Rader practices at 16001 W 9 Mile Rd, Southfield, MI 48075. The listed phone number is (248) 849-3000.
What is Alessandra Rader's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Alessandra Rader enrolled in Medicare?
Yes. Alessandra Rader 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 Alessandra Rader's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alessandra Rader reassigns Medicare benefits to 6 organizations: Independent Hospitalist Physicians, PLLC (Southfield, MI), Inhospital Physicians Michigan PLLC (Port Huron, MI), Spectrum Health Primary Care Partners (Grand Rapids, MI), Holland Community Hospital (Hudsonville, MI), Lakeland Medical Practices (Niles, MI) and 1 more organization, listed in the Medicare section above. 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 Alessandra Rader's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alessandra Rader accept?
Health plans from Priority Health list Alessandra Rader 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 Alessandra Rader affiliated with any hospitals?
According to CMS data, Alessandra Rader is affiliated with Ascension Providence Hospital, Southfield And Novi, Lake Huron Medical Center and Holland Community Hospital.
When was this NPI record last updated?
The NPPES record for Alessandra Rader was last updated on February 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Alessandra Rader · NPI 1730679093
Internal Medicine physician in Southfield, Michigan. Individual provider, active in the CMS NPPES registry since May 12, 2018.
## Identity
- **NPI:** 1730679093 (Entity type: Individual)
- **Enumerated:** May 12, 2018
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 4301504656 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 16001 W 9 MILE RD, Southfield, MI 48075-4818
- **Phone:** (248) 849-3000
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Independent Hospitalist Physicians, PLLC (NPI 1851820641, Southfield, MI); Inhospital Physicians Michigan PLLC (NPI 1427840586, Port Huron, MI); Spectrum Health Primary Care Partners (NPI 1528374683, Grand Rapids, MI); Holland Community Hospital (NPI 1952130585, Hudsonville, MI); Lakeland Medical Practices (NPI 1134898505, Niles, MI); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** February 26, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1730679093) · Data from the CMS NPPES public registry.