JAMES J GLAZIER MD PC
NPI 1659448751
Internal Medicine - Cardiovascular Disease in Detroit, MI
About James J Glazier Md Pc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAMES J GLAZIER MD PC (NPI 1659448751) is a healthcare organization registered as a cardiovascular disease in Detroit, Michigan and active in the NPI registry since November 2006. The organization lists James J Glazier, Sole Business Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 3
Other Identifiers 3
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)
James J Glazier Md Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by March 31, 2027
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 James J Glazier MD PC, which bills Medicare for the services this clinician delivers.
Clinician (1)
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 James J Glazier MD PC's NPI number?
The NPI number for James J Glazier MD PC is 1659448751. It was assigned to this organization in the NPPES registry on November 30, 2006.
Where is James J Glazier MD PC located?
James J Glazier MD PC is located at 4160 John R Suite 525, Detroit, MI 48201. The listed phone number is (313) 831-1100.
What is James J Glazier MD PC's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is James J Glazier MD PC enrolled in Medicare?
Yes. James J Glazier MD PC is registered in the Medicare PECOS enrollment system.
When is James J Glazier MD PC'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 March 31, 2027. 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 James J Glazier MD PC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Cardiovascular Disease (Cardiology)) reassigns their Medicare billing to James J Glazier MD PC. 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.
What insurance does James J Glazier MD PC accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and Blue Cross Blue Shield of Michigan Mutual Insurance Company list James J Glazier MD PC 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 James J Glazier MD PC was last updated on March 11, 2008. 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.
# James J Glazier Md Pc · NPI 1659448751
Cardiovascular Disease organization in Detroit, Michigan. Organization record, active in the CMS NPPES registry since November 30, 2006.
## Identity
- **NPI:** 1659448751 (Entity type: Organization)
- **Enumerated:** November 30, 2006
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **Organization subpart:** No
- **Authorized official:** James Glazier, SOLE BUSINESS OWNER
## Practice location
- **Address:** 4160 JOHN R, SUITE 525, Detroit, MI 48201
- **Phone:** (313) 831-1100 · **Fax:** (313) 831-1177
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** March 31, 2027 (Non-DME Part B, Michigan, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 1 clinician (Cardiovascular Disease (Cardiology)) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 11, 2008
- **Other identifiers:** Medicare UPIN F39073; Medicare ID-Type Unspecified 0M97730 (MI); Medicaid 4180391 (MI)
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Source: [NPI Profile](https://npiprofile.com/npi/1659448751) · Data from the CMS NPPES public registry.