A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).
Learn more about Dr. Oscar Chastain:
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- Currently 2.5 of 4 stars
The overall average patient rating of Dr. Oscar Chastain is Good.
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Specialties & Research
Dr. Oscar Chastain, MD is board certified in Thoracic Surgery (Cardiothoracic Vascular Surgery).
- He has special expertise in 4 areas:
- Acute Coronary Syndrome (ACS)
- Heart Block
- High Blood Pressure (Hypertension)
- Unstable Angina
Education & Awards
Dr. Chastain graduated from Baylor College of Medicine, Houston.
Dr. Chastain has 2 hospital affiliations:
- Good Shepherd Medical Center
- Longview Regional Medical Center
Accepted Insurance Plans
Dr. Chastain accepts these health insurances in at least one office:
- Unicare - 11 plans
- Superior Health Plan - 2 plans
- Scott and White Health Plan - 2 plans
- Cigna - 9 plans
- Humana - 9 plans
- USA H & W Network - 1 plan
- Aetna - 2 plans