Browse Health
Primary Care Doctor, Family Practitioner
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).

Learn more about Dr. Gregorio Calleja:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

View full profile

Patient Reviews

  • Currently 4 of 4 stars
Patient comments (5)

The overall average patient rating of Dr. Gregorio Calleja is Excellent. Dr. Calleja has been reviewed by 49 patients who have provided 5 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 3.6
  • Currently 3.625 of 4 stars
Promptness 2.4
  • Currently 2.375 of 4 stars
Courteous Staff 4.0
  • Currently 4 of 4 stars
Accurate Diagnosis 4.0
  • Currently 4 of 4 stars
Bedside Manner 4.0
  • Currently 4 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 3.9
  • Currently 3.8571428571429 of 4 stars

Specialties & Research

Dr. Gregorio Calleja, MD is board certified in Family Medicine.

Education & Awards

Dr. Calleja graduated from Universidad Complutense De Madrid. He has 2 awards.

Patients' Choice Award (2011 - 2014)
Compassionate Doctor Recognition (2011 - 2013)


Dr. Calleja has 4 hospital affiliations:

  • St Catherine Of Siena Medical Center 
  • St John's Episcopal Hospital 


  • Spanish

Similar doctors nearby

Dr. Veronica Powers

Family Medicine
48 years experience
Rockaway Park, NY

Dr. Aida Beckerly

Family Medicine
6 years experience
Arverne, NY

Dr. Jean Harris

Family Medicine
4 years experience
Far Rockaway, NY

Dr. Wayne Dodakian

Family Medicine
Far Rockaway, NY

Dr. Asima Ahmad

Family Medicine
Far Rockaway, NY

Dr. Aaron Nesoff

Family Medicine
34 years experience
Far Rockaway, NY
Search All Similar Doctors
Additional Information
Dr. Gregorio Alejandro Calleja MD is a male Family Practitioner, has 35 years of experience and practices in Family Medicine.
Where does Dr. Gregorio A. Calleja practice?
Dr. Gregorio Calleja has 1 office location.
Dr. Gregorio Calleja practices Family Medicine near Rockaway Park, NY.
See Rockaway Park Primary Care Doctors.