WILLIAM EDWARD HARDER D.O.
NPI 1225417660
Internal Medicine - Cardiovascular Disease in Waterford, MI

Active since May 19, 2015PECOS EnrolledAccepts Medicare Assignment
6889 HIGHLAND RD, WATERFORD, MI 48327(248) 666-5200(248) 666-5069 Get Directions Write a Review

NPPES record last updated: April 30, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Apr 30, 2026, Jul 12, 2021 (2 updates tracked since 2021).

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

NPI1225417660
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameWILLIAM EDWARD HARDERCredential: D.O.
Location Address6889 HIGHLAND RDWaterford, MI 48327-1658
Mailing Address6889 Highland RdWaterford, MI 48327-1658 · (248) 666-5200 · Fax (248) 666-5069
Fax(248) 666-5069
Sole ProprietorYes
Medical School CMSMichigan State University College Of Osteopathic MedicineGraduated 2015
Enumeration DateMay 19, 2015
Last NPPES UpdateApril 30, 20262 updates tracked since enumeration
NPPES CertifiedApril 30, 2026
NPI 1225417660 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License Licensed in MI · 5101021792
Definition

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.

Also ListedInternal MedicineTaxonomy 207R00000X · License 5101021792 (MI)
6889 HIGHLAND RD, Waterford, MI 48327

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.

PECOS PAC ID6305141193
PECOS Enrollment IDI20191112000862
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
689 services160 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
458 services361 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
139 services82 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
137 services94 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
129 services94 patients
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306
This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.
106 services106 patients

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, MI
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230020
Location18101 Oakwood BlvdDearborn, MI 48124 · Wayne County
Emergency services Birthing friendly

Trinity Health Oakland Hospital

Acute Care Hospitals · Pontiac, MI
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230029
Location44405 Woodward AvePontiac, MI 48341 · Oakland County
Emergency services Birthing friendly

Corewell Health Wayne Hospital

Acute Care Hospitals · Wayne, MI
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230142
Location33155 Annapolis AveWayne, MI 48184 · Wayne County
Emergency services Birthing friendly

Garden City Hospital

Acute Care Hospitals · Garden City, MI
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230244
Location6245 Inkster RdGarden City, MI 48135 · Wayne County
Emergency services

Physician 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.

New Patient
$134.28 typical visit price
range $58.04 – $177.36
Typical copayment $33.57 (range $14.51 – $44.34)
Most-billed visit code 99204
Established Patient
$72.38 typical visit price
range $18.32 – $143.49
Typical copayment $18.09 (range $4.58 – $35.87)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Internal Medicine (Cardiovascular Disease)
6889 HIGHLAND RD
WATERFORD, MI 48327
Internal Medicine (Cardiovascular Disease)
6889 HIGHLAND RD
WATERFORD, MI 48327
Internal Medicine (Cardiovascular Disease)
6889 HIGHLAND RD
WATERFORD, MI 48327
Internal Medicine (Cardiovascular Disease)
6889 HIGHLAND RD
WATERFORD, MI 48327
Nurse Practitioner (Adult Health)
6889 HIGHLAND RD
WATERFORD, MI 48327
Internal Medicine (Cardiovascular Disease)
6889 HIGHLAND RD
WATERFORD, MI 48327
Nurse Practitioner (Adult Health)
6889 HIGHLAND RD
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.