DR. JOHN C HART JR. MD
NPI 1780675363
Ophthalmology in West Bloomfield, MI
About Dr. John C Hart Jr. Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN C HART JR. MD (NPI 1780675363) is an individual ophthalmology provider in West Bloomfield, Michigan, licensed in Michigan (4301058202) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS, is affiliated with Beaumont Hospital Royal Oak, and is a graduate of Wayne State University School Of Medicine (1991).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. John C Hart Jr. Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show John Hart reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Farmington Hills, MI 48334
- Reassigned Medicare billing, Michigan enrollment
- 3 clinicians in this Medicare group
Royal Oak, MI 48073
- Reassigned Medicare billing, Michigan enrollment
- 1,030 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 14
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Beaumont Hospital Royal Oak
Acute Care Hospitals · Royal Oak, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48322 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
WEST BLOOMFIELD, MI 48322
WEST BLOOMFIELD, MI 48322
WEST BLOOMFIELD, MI 48322
WEST BLOOMFIELD, MI 48322
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 Hart's NPI number?
The NPI number for John Hart is 1780675363. It was assigned to this individual provider in the NPPES registry on November 2, 2005.
Where is John Hart located?
John Hart practices at 6900 Orchard Lake Rd Ste 307, West Bloomfield, MI 48322. The listed phone number is (248) 855-1020.
What is John Hart's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is John Hart enrolled in Medicare?
Yes. John Hart is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for John Hart's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Hart reassigns Medicare benefits to 2 organizations: Associates In Ophthalmology PC (Farmington Hills, MI) and Beaumont Medical Group- Specialty Services (Royal Oak, 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 Hart's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Hart accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, McLaren Health Plan Community, Priority Health and UnitedHealthcare list John Hart 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 Hart affiliated with any hospitals?
According to CMS data, John Hart is affiliated with Beaumont Hospital Royal Oak.
When was this NPI record last updated?
The NPPES record for John Hart was last updated on October 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.