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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. Hanlon Jen:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. Hanlon Jen is Good. Dr. Jen 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 3.7
Promptness 3.7
Courteous Staff 3.7
Accurate Diagnosis 3.7
Bedside Manner 3.7
Spends Time with Me 3.7
Follows Up After Visit 3.7

Specialties & Research

Dr. Hanlon Jen, MD is board certified in Surgery.

Education & Awards

Dr. Jen graduated from Rosalind Franklin University, North Chicago.


Dr. Jen has 3 hospital affiliations:

  • Kaiser Foundation Hospital - Hayward 
  • Kaiser Foundation Hospital - Fremont 
  • Hayward Medical Center 

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Additional Information
Dr. Hanlon Bing Jen MD is a male Surgeon, has 16 years of experience and practices in Surgery.
Where does Dr. Hanlon B. Jen practice?
Dr. Hanlon Jen has 1 office location.
Dr. Hanlon Jen practices Surgery near Fremont, CA.
See Fremont Surgeons.