MICHIGAN MEDICAL DOCTORS PLLC
NPI 1447302971
Internal Medicine in Troy, MI
About Michigan Medical Doctors Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHIGAN MEDICAL DOCTORS PLLC (NPI 1447302971) is a healthcare organization registered as an internal medicine in Troy, Michigan and active in the NPI registry since January 2007. The organization lists James C Mackenzie, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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)
Michigan Medical Doctors Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
8Medicare enrollment records show 8 clinicians reassign Medicare billing to Michigan Medical Doctors PLLC, which bills Medicare for the services they deliver. Of these, 4 practice at this address and 7 within 10 miles. They are listed nearest first.
Clinicians, nearest first (8)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Michigan Medical Doctors PLLC's NPI number?
The NPI number for Michigan Medical Doctors PLLC is 1447302971. It was assigned to this organization in the NPPES registry on January 17, 2007.
Where is Michigan Medical Doctors PLLC located?
Michigan Medical Doctors PLLC is located at 1380 Coolidge Hwy Suite 100, Troy, MI 48084. The listed phone number is (248) 288-4000.
What is Michigan Medical Doctors PLLC's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Michigan Medical Doctors PLLC enrolled in Medicare?
Yes. Michigan Medical Doctors PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Michigan Medical Doctors PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 8 clinicians in 5 Medicare specialties reassign their Medicare billing to Michigan Medical Doctors 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. The largest specialties are Internal Medicine (4), Endocrinology (1) and Family Practice (1). Of these, 4 practice at this address and 7 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Michigan Medical Doctors PLLC accept?
Health plans from Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list Michigan Medical Doctors 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 Michigan Medical Doctors PLLC was last updated on August 23, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.