COMMERCE INTERNAL MEDICINE, P.C.
NPI 1730139684
Internal Medicine in Commerce Twp, MI
About Commerce Internal Medicine, P.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
COMMERCE INTERNAL MEDICINE, P.C. (NPI 1730139684) is a healthcare organization registered as an internal medicine in Commerce Twp, Michigan and active in the NPI registry since May 2006. The organization holds a CLIA Waiver certificate valid through September 7, 2027 and lists Norman Markowitz, Physician, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Commerce Internal Medicine, P.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
3Medicare enrollment records show 3 clinicians reassign Medicare billing to Commerce Internal Medicine, P.C., which bills Medicare for the services they deliver. Of these, 3 practice at this address. They are listed nearest first.
Clinicians, nearest first (3)
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 23D0690819
Commerce Internal Medicine PC · Commerce Township, 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 Commerce Internal Medicine, P.C.'s NPI number?
The NPI number for Commerce Internal Medicine, P.C. is 1730139684. It was assigned to this organization in the NPPES registry on May 11, 2006.
Where is Commerce Internal Medicine, P.C. located?
Commerce Internal Medicine, P.C. is located at 9640 Commerce Rd Suite 104, Commerce Twp, MI 48382. The listed phone number is (248) 363-1500.
What is Commerce Internal Medicine, P.C.'s specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Commerce Internal Medicine, P.C. enrolled in Medicare?
Yes. Commerce Internal Medicine, P.C. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Commerce Internal Medicine, P.C.?
According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Commerce Internal Medicine, P.C., in Internal Medicine and Nurse Practitioner. 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. Of these, 3 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Commerce Internal Medicine, P.C. hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 23D0690819) is associated with this NPI, valid through September 7, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
What insurance does Commerce Internal Medicine, P.C. accept?
Health plans from Blue Cross Blue Shield of Michigan Mutual Insurance Company list Commerce Internal Medicine, P.C. 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 Commerce Internal Medicine, P.C. was last updated on November 21, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Commerce Internal Medicine, P.c. · NPI 1730139684
Internal Medicine organization in Commerce Twp, Michigan. Organization record, active in the CMS NPPES registry since May 11, 2006.
## Identity
- **NPI:** 1730139684 (Entity type: Organization)
- **Enumerated:** May 11, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **Organization subpart:** No
- **Authorized official:** Norman Markowitz, PHYSICIAN
## Practice location
- **Address:** 9640 COMMERCE RD, SUITE 104, Commerce Twp, MI 48382-4166
- **Phone:** (248) 363-1500 · **Fax:** (248) 363-1638
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 3 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (2), Internal Medicine (1); 3 practice at this address · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 21, 2007
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1730139684) · Data from the CMS NPPES public registry.