WILLIAM EDWARD HARDER D.O.
NPI 1225417660
Internal Medicine - Cardiovascular Disease in Waterford, MI
About William Edward Harder D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WILLIAM EDWARD HARDER D.O. (NPI 1225417660) is an individual cardiovascular disease provider in Waterford, Michigan, licensed in Michigan (5101021792) and active in the NPI registry since May 2015. He is enrolled in Medicare PECOS, is affiliated with Beaumont Hospital - Dearborn, and is a graduate of Michigan State University College Of Osteopathic Medicine (2015).
NPPES Registry Identity
Specialties & Licenses 2
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
William Edward Harder D.o. 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.
Areas of Expertise CMS Part B claims 18
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Beaumont Hospital - Dearborn
Acute Care Hospitals · Dearborn, MITrinity Health Oakland Hospital
Acute Care Hospitals · Pontiac, MICorewell Health Wayne Hospital
Acute Care Hospitals · Wayne, MIGarden City Hospital
Acute Care Hospitals · Garden City, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48327 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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WATERFORD, MI 48327
WATERFORD, MI 48327
WATERFORD, MI 48327
WATERFORD, MI 48327
WATERFORD, MI 48327
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 William Harder's NPI number?
The NPI number for William Harder is 1225417660. It was assigned to this individual provider in the NPPES registry on May 19, 2015.
Where is William Harder located?
William Harder practices at 6889 Highland Rd, Waterford, MI 48327. The listed phone number is (248) 666-5200.
What is William Harder's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is William Harder enrolled in Medicare?
Yes. William Harder 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.
What insurance does William Harder accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 3 other insurers list William Harder 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 William Harder affiliated with any hospitals?
According to CMS data, William Harder is affiliated with Beaumont Hospital - Dearborn, Trinity Health Oakland Hospital, Corewell Health Wayne Hospital and Garden City Hospital.
When was this NPI record last updated?
The NPPES record for William Harder was last updated on April 30, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.