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Allergy & Immunology Specialist
30 years of experience
Video profile
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 (8)

The overall average patient rating of Dr. Tommy Sim is Excellent. Dr. Sim has been reviewed by 24 patients who have provided 8 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.9
Promptness 4.3
Courteous Staff 4.2
Accurate Diagnosis 3.8
Bedside Manner 3.9
Spends Time with Me 3.9
Follows Up After Visit 4.0

Specialties & Research

Dr. Tommy Sim, MD is board certified in Allergy & Immunology.

  • He has special expertise in 5 areas:
  • Anaphylaxis
  • Asthma
  • Hay Fever (Seasonal Allergic Rhinitis)
  • Hives (Urticaria)
  • Nasal Allergy (Rhinitis)

Education & Awards

Dr. Sim graduated from University Of Santo Tomas, Manila. He has 2 awards.

Compassionate Doctor Recognition (2014)
On-Time Doctor Award (2009)


Dr. Sim has 10 hospital affiliations:

  • Memorial Hermann Southeast Hospital 
  • Clear Lake Regional Medical Center 


  • Spanish
  • Tagalog

> > > > Dr. Tommy Sim, MD

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Additional Information
Dr. Tommy Chua Sim MD is a male Allergist & Immunologist, has 30 years of experience and practices in Allergy & Immunology.
Where does Dr. Tommy C. Sim practice?
Dr. Tommy Sim has 2 office locations.
Dr. Tommy Sim practices Allergy & Immunology near Friendswood, TX.
Additional practice locations include: Angleton, TX.
See Friendswood Allergists.