RUTH A RYDSTEDT MD
NPI 1326045584
Internal Medicine in Mount Clemens, MI
About Ruth A Rydstedt Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RUTH A RYDSTEDT MD (NPI 1326045584) is an individual internal medicine provider in Mount Clemens, Michigan, licensed in Michigan (4301039926) and active in the NPI registry since July 2005. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ruth A Rydstedt Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Ruth Rydstedt reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Mount Clemens, MI 48043
- Reassigned Medicare billing, Michigan enrollment
- 52 clinicians in this Medicare group
Mount Clemens, MI 48043
- Reassigned Medicare billing, Michigan enrollment
- 84 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 48043 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 3
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
MOUNT CLEMENS, MI 48043
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 Ruth Rydstedt's NPI number?
The NPI number for Ruth Rydstedt is 1326045584. It was assigned to this individual provider in the NPPES registry on July 2, 2005.
Where is Ruth Rydstedt located?
Ruth Rydstedt practices at 133 S Main St Suite D, Mount Clemens, MI 48043. The listed phone number is (586) 465-1326.
What is Ruth Rydstedt's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Ruth Rydstedt enrolled in Medicare?
Yes. Ruth Rydstedt is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Ruth Rydstedt's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ruth Rydstedt reassigns Medicare benefits to 2 organizations: Alliance Health Professionals, PLLC (Mount Clemens, MI) and Henry Ford Physician Partners (Mount Clemens, MI). 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 Ruth Rydstedt'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 Ruth Rydstedt was last updated on December 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Ruth A Rydstedt, MD · NPI 1326045584
Internal Medicine physician in Mount Clemens, Michigan. Individual provider, active in the CMS NPPES registry since July 2, 2005.
## Identity
- **NPI:** 1326045584 (Entity type: Individual)
- **Enumerated:** July 2, 2005
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 4301039926 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 133 S MAIN ST, SUITE D, Mount Clemens, MI 48043-2308
- **Phone:** (586) 465-1326 · **Fax:** (586) 465-0329
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Alliance Health Professionals, PLLC (NPI 1841615648, Mount Clemens, MI); Henry Ford Physician Partners (NPI 1427703602, Mount Clemens, MI) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 22, 2020
- **Other identifiers:** Medicaid 1387291 (MI); Other 700E04360
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Source: [NPI Profile](https://npiprofile.com/npi/1326045584) · Data from the CMS NPPES public registry.