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35 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).

Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. Barry Allswang is Good. Dr. Allswang has been reviewed by 5 patients who have provided 2 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.3
Promptness 2.7
Courteous Staff 3.3
Accurate Diagnosis 3.3
Bedside Manner 3.0
Spends Time with Me 3.0
Follows Up After Visit 3.2

Specialties & Research

Dr. Barry Allswang, MD is board certified in Internal Medicine.

Education & Awards

Dr. Allswang graduated from Wayne State University, Detroit.


Dr. Allswang has 10 hospital affiliations:

  • Los Alamitos Medical Center 
  • Downey Regional Medical Center 


  • English
  • Arabic
  • Spanish

> > > > Dr. Barry Allswang, MD

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Additional Information
Dr. Barry Steven Allswang MD is a male Internist, has 35 years of experience and practices in Internal Medicine.
Where does Dr. Barry S. Allswang practice?
Dr. Barry Allswang has 3 office locations.
Dr. Barry Allswang practices Internal Medicine near Long Beach, CA.
Additional practice locations include: Los Alamitos, CA and Lakewood, CA.
See Long Beach Internists.