William Halliday, MD

Cardiology

20+ years in practiceNPI: 1013021708Licensed in CA

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Credentials & Recognition

Specialties

Cardiology

NPI sub-specialties

Internal Medicine, Cardiovascular Disease207RC0000X

Practice Signals

Editorial signals beyond credentials. Patient transparency over opacity. See methodology.

Mid-Level (PA/NP) Use

Doctor-led visits

Years in Practice

20+ years

Estimated from NPI enumeration date

Frequently Asked Questions about Dr. William Halliday, MD

Where does Dr. William Halliday, MD practice?+
Dr. William Halliday, MD practices in California, CA.
What is Dr. William Halliday, MD's phone number?+
Dr. William Halliday, MD's practice phone is 323-201-4130. Office contact information is verified on the PBCMMG profile.
What does Dr. William Halliday, MD specialize in?+
Dr. William Halliday, MD's primary specialty is Cardiology.
Is Dr. William Halliday, MD board certified?+
Board certification status for Dr. William Halliday, MD has not been verified in the data sources PBCMMG uses (ABMS, state medical boards). The PBCMMG profile shows their current credential set.
How long has Dr. William Halliday, MD been practicing?+
Dr. William Halliday, MD has been in active practice for 20+ years, based on NPI enumeration and state licensing records.
What is Dr. William Halliday, MD's NPI number?+
Dr. William Halliday, MD's National Provider Identifier (NPI) is 1013021708, registered in the federal NPPES registry.

Profile maintained by Palm Beach County Medical Media Group, Inc. | Data verified from public registries (NPPES, ABMS, state medical boards). Methodology · Editorial Standards

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