AUDREY M SIM PLLC
NPI 1407161086
Family Medicine in Saint Clair Shores, MI
About Audrey M Sim Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AUDREY M SIM PLLC (NPI 1407161086) is a healthcare organization registered as a family medicine in Saint Clair Shores, Michigan and active in the NPI registry since August 2010. The organization holds a CLIA Waiver certificate valid through August 4, 2028 and lists Audrey M Sim, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Audrey M Sim Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by October 31, 2026
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Audrey M Sim PLLC, which bills Medicare for the services this clinician delivers.
Clinician (1)
Saint Clair Shores, MI 48081
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Waiver 23D2010844
Audrey M Sim, MD, PLLC · St Clair Shores, MIFrequently 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 Audrey M Sim PLLC's NPI number?
The NPI number for Audrey M Sim PLLC is 1407161086. It was assigned to this organization in the NPPES registry on August 8, 2010.
Where is Audrey M Sim PLLC located?
Audrey M Sim PLLC is located at 25915 Harper Ave Ste B, Saint Clair Shores, MI 48081. The listed phone number is (586) 872-2580.
What is Audrey M Sim PLLC's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Audrey M Sim PLLC enrolled in Medicare?
Yes. Audrey M Sim PLLC is registered in the Medicare PECOS enrollment system.
When is Audrey M Sim PLLC's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Michigan, Clinic/Group Practice) is due for revalidation by October 31, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Audrey M Sim PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Family Practice) reassigns their Medicare billing to Audrey M Sim PLLC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Audrey M Sim PLLC hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 23D2010844) is associated with this NPI, valid through August 4, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
What insurance does Audrey M Sim PLLC accept?
Health plans from Blue Cross Blue Shield of Michigan Mutual Insurance Company list Audrey M Sim PLLC 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 Audrey M Sim PLLC was last updated on March 15, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Audrey M Sim Pllc · NPI 1407161086
Family Medicine organization in Saint Clair Shores, Michigan. Organization record, active in the CMS NPPES registry since August 8, 2010.
## Identity
- **NPI:** 1407161086 (Entity type: Organization)
- **Enumerated:** August 8, 2010
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **Organization subpart:** No
- **Authorized official:** Audrey Sim, PRESIDENT
## Practice location
- **Address:** 25915 HARPER AVE STE B, Saint Clair Shores, MI 48081-3770
- **Phone:** (586) 872-2580 · **Fax:** (586) 872-2689
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** October 31, 2026 (Non-DME Part B, Michigan, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 1 clinician (Family Practice) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 15, 2011
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1407161086) · Data from the CMS NPPES public registry.