JOHN L. CAREY M.D.
NPI 1104974815
Pathology - Immunopathology in Detroit, MI
About John L. Carey M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN L. CAREY M.D. (NPI 1104974815) is an individual immunopathology provider in Detroit, Michigan, licensed in Michigan (4301046445) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with Henry Ford Macomb Hospital, and is a graduate of Indiana University School Of Medicine (1981).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
John L. Carey M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show John Carey reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Detroit, MI 48202
- Reassigned Medicare billing, Michigan enrollment
- 1,886 clinicians in this Medicare group
Detroit, MI 48202
- Reassigned Medicare billing, Michigan enrollment
- 58 clinicians in this Medicare group
Farmington Hills, MI 48334
- Reassigned Medicare billing, Michigan enrollment
- 1,480 clinicians in this Medicare group
Jackson, MI 49201
- Reassigned Medicare billing, Michigan enrollment
- 474 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.
Areas of Expertise CMS Part B claims 203
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Henry Ford Macomb Hospital
Acute Care Hospitals · Clinton Township, MIHenry Ford Health Hospital
Acute Care Hospitals · Detroit, MIHenry Ford Allegiance Health
Acute Care Hospitals · Jackson, MIHenry Ford Health Wyandotte Hospital
Acute Care Hospitals · Wyandotte, MIHenry Ford Health West Bloomfield Hospital
Acute Care Hospitals · West Bloomfield, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48202 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
DETROIT, MI 48202
DETROIT, MI 48202
DETROIT, MI 48202
DETROIT, MI 48202
DETROIT, MI 48202
DETROIT, MI 48202
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 John Carey's NPI number?
The NPI number for John Carey is 1104974815. It was assigned to this individual provider in the NPPES registry on January 8, 2007.
Where is John Carey located?
John Carey practices at Henry Ford Health System 2799 West Grand Boulevard, Detroit, MI 48202. The listed phone number is (313) 916-2436.
What is John Carey's specialty?
The primary specialty registered for this NPI is Pathology, specializing in Immunopathology, with taxonomy code 207ZI0100X.
Is John Carey enrolled in Medicare?
Yes. John Carey is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for John Carey's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Carey reassigns Medicare benefits to 4 organizations: Henry Ford Health System (Detroit, MI), Henry Ford Pathology (Detroit, MI), Iha Health Services Corporation (Farmington Hills, MI) and W.A. Foote Memorial Hospital, Inc (Jackson, 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 John Carey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Carey accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list John Carey 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.
Is John Carey affiliated with any hospitals?
According to CMS data, John Carey is affiliated with Henry Ford Macomb Hospital, Henry Ford Health Hospital, Henry Ford Allegiance Health, Henry Ford Health Wyandotte Hospital and Henry Ford Health West Bloomfield Hospital.
When was this NPI record last updated?
The NPPES record for John Carey was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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.