William MullenMD
William Mullen, MD is a Cardiology provider in Santa Clara, CA, as of July 2026.
- NPI1457362329
- Registered2006
- Class of1984
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
William Mullen at a glance
- Provider
- William Mullen
- Credential
- MD
- Specialty
- Cardiovascular Disease (Cardiology)
- Procedures
- Cardiology CPT codes
- Location
- Santa Clara, CA
- Medical school
- Tulane University School of Medicine
- Graduated
- 1984
- NPI registered
- 2006
- NPI
- 1457362329
- 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 Mullen practice?
William Mullen, MD is based in Santa Clara, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is William Mullen's NPI number?
William Mullen's National Provider Identifier (NPI) is 1457362329, registered in 2006. Specialty on record: Cardiovascular Disease (Cardiology); credential MD.
Where did William Mullen go to medical school?
William Mullen, MD attended Tulane University School of Medicine, graduating in 1984.
How many Cardiology providers in California work at ambulatory surgery centers?
444 Cardiology surgeons and proceduralists in California are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, William Mullen among them. The California Cardiology directory lists each one by city with credential, NPI, and center affiliations.
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