Dr. William Halliday, M.D.
Cardiovascular Disease (cardiology)
20+
Years in Practice
Practice Locations
1 location
About Dr. William Halliday
William Halliday, M.D. is a healthcare provider practicing in Montebello, CA.
Specialty 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.
58
Years Experience
1
Location
1
States Licensed
Credentials & Board Certifications
Primary Specialty
Cardiovascular Disease (cardiology)Credentials verified via NPI Registry (NPPES)
Education & Training
Medical School
Other
Class of 1968
Licenses & Practice States
Licensed in 1 state
| State | License | Classification | Primary |
|---|---|---|---|
| California | A23526 | Internal Medicine |
Public Data Summary for Dr. William Halliday
With 20 years of practice, Dr. William Halliday is an established cardiovascular disease (cardiology) provider, M.D., after earning their medical degree at Other in 1968. Dr. currently practices at Bay Rehabilitation , Inc. in Montebello, California. Their National Provider Identifier (NPI) is 1013021708, and the profile below combines data from CMS NPPES, Medicare billing records, the HHS OIG exclusion list, and — where available — CMS Open Payments, Medicare Utilization, and Part D prescriber summaries.
Transparency & Safety
Public records from CMS and OIG databases
Opioid Prescribing
This provider has no opioid prescriptions on file in Medicare Part D data.
Insurance & Accessibility
Reviews
Community reviews for Dr. William Halliday
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0 reviews
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FAQ
Frequently asked questions about Dr. William Halliday
What does Dr. William Halliday specialize in?
Dr. William Halliday specializes in Cardiovascular Disease (cardiology).
Where does Dr. William Halliday practice?
Dr. William Halliday practices at Bay Rehabilitation , Inc. in Montebello, California.
Does Dr. William Halliday accept Medicare?
CMS records show that Dr. William Halliday accepts Medicare assignment. Call the practice directly to confirm Medicare acceptance for your specific plan.
What is Dr. William Halliday's NPI number?
Dr. William Halliday's National Provider Identifier (NPI) is 1013021708. This is the unique 10-digit number the Centers for Medicare & Medicaid Services assigns to every practicing US healthcare provider. You can verify this number directly at the NPPES NPI Registry.
How long has Dr. William Halliday been practicing?
Dr. William Halliday has approximately 20 years of practice experience, having graduated from Other in 1968.