Browse Health
Primary Care Doctor, Family Practitioner
15 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 (4)

The overall average patient rating of Dr. Isaias Paja is Excellent. Dr. Paja has been reviewed by 9 patients who have provided 4 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.5
Promptness 3.1
Courteous Staff 3.5
Accurate Diagnosis 4.6
Bedside Manner 3.9
Spends Time with Me 4.8
Follows Up After Visit 4.3

Specialties & Research

Dr. Isaias Paja, MD is board certified in Family Medicine.

  • He has special expertise in 1 area:
  • Binge Eating Disorder

Education & Awards

Dr. Paja graduated from University of California at Irvine. He has 3 awards.

Patients' Choice Award (2014)
Bridges to Excellence Recognition
Bridges to Excellence Medical Home Recognition (2015 - 2018)
Level II
NCQA Physician Practice Connections - Patient Centered Medical Home (2015 - 2018)


Dr. Paja has 13 hospital affiliations:

  • Presbyterian Intercommunity Hospital 
  • Bear Valley Community Hospital 


  • Tagalog
  • Spanish
  • English

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Additional Information
Dr. Isaias Paja MD is a male Family Practitioner, has 15 years of experience and practices in Family Medicine.
Where does Dr. Isaias Paja practice?
Dr. Isaias Paja has 2 office locations.
Dr. Isaias Paja practices Family Medicine near Los Angeles, CA.
Additional practice locations include: Fullerton, CA.
See Los Angeles Primary Care Doctors.