William HarderD.O.
William Harder, D.O. is a Cardiology provider in Garden City, MI, as of July 2026.
- NPI1225417660
- Registered2015
- Class of2015
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
William Harder at a glance
- Provider
- William Harder
- Credential
- D.O.
- Specialty
- Cardiovascular Disease (Cardiology)
- Procedures
- Cardiology CPT codes
- Location
- Garden City, MI
- Medical school
- Michigan State University College of Osteopathic Medicine
- Graduated
- 2015
- NPI registered
- 2015
- NPI
- 1225417660
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does William Harder practice?
William Harder, D.O. is based in Garden City, MI. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is William Harder's NPI number?
William Harder's National Provider Identifier (NPI) is 1225417660, registered in 2015. Specialty on record: Cardiovascular Disease (Cardiology); credential D.O.
Where did William Harder go to medical school?
William Harder, D.O. attended Michigan State University College of Osteopathic Medicine, graduating in 2015.
How many Cardiology providers in Michigan work at ambulatory surgery centers?
101 Cardiology surgeons and proceduralists in Michigan are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, William Harder among them. The Michigan Cardiology directory lists each one by city with credential, NPI, and center affiliations.
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