Browse Health
Family Practitioner, Primary Care Doctor
33 years of experience
Accepting new patients
License & Identifications

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).

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Education & Awards

Dr. Thacker graduated from A.T. Still University - Kirksville.


Dr. Thacker has 4 hospital affiliations:

  • Whittier Hospital Medical Center 
  • Downey Regional Medical Center 


  • Spanish

> > > > Dr. Stephen Thacker, DO

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Additional Information
Dr. Stephen William Thacker DO is a male Family Practitioner, has 33 years of experience and practices in Family Medicine.
Where does Dr. Stephen W. Thacker practice?
Dr. Stephen Thacker has 2 office locations.
Dr. Stephen Thacker practices Family Medicine near Brea, CA.
See Brea Family Physicians.