advertisement
Browse Health
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).

Learn more about Dr. William Loos:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

View full profile

Patient Reviews

Have you visited Dr. Loos? Share your experience.
Write a Review

Specialties & Research

Dr. William Loos, MD is board certified in Internal Medicine.


Education & Awards

Dr. Loos graduated from University of Washington, Seattle.


> > > > Dr. William Loos, MD

Similar doctors nearby

Dr. Jeffrey Miller

Internal Medicine
24 years experience
Sylmar, CA

Dr. Emil Heinze

Internal Medicine
11 years experience
Sylmar, CA

Dr. Joseph Zaky

Internal Medicine
8 years experience
Sylmar, CA

Dr. Nasser Abdo

Internal Medicine
10 years experience
Sylmar, CA

Dr. Dieu Thu Nguyen

Internal Medicine
19 years experience
Sylmar, CA

Dr. James Chung

Internal Medicine
17 years experience
Sylmar, CA
Search All Similar Doctors
Additional Information
Dr. William Fred Loos MD is a male Internist, has 35 years of experience and practices in Internal Medicine.
Where does Dr. William F. Loos practice?
Dr. William Loos has 2 office locations.
Dr. William Loos practices Internal Medicine near Sylmar, CA.
See Sylmar Internists.