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Allergy & Immunology Specialist
23 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 (1)

The overall average patient rating of Dr. Mark Titi is Average. Dr. Titi has been reviewed by 2 patients who have provided 1 comments. The rating is 3 out of 5 stars.

Patient Ratings
Ease of Appointment 1.0
Promptness 2.0
Courteous Staff 2.0
Accurate Diagnosis 1.0
Bedside Manner 1.0
Spends Time with Me 1.0
Follows Up After Visit 1.0

Specialties & Research

Dr. Mark Titi, MD is board certified in Allergy & Immunology.

  • He has special expertise in 4 areas:
  • Asthma
  • Hay Fever (Seasonal Allergic Rhinitis)
  • Hives (Urticaria)
  • Nasal Allergy (Rhinitis)

Education & Awards

Dr. Titi graduated from University of Maryland , Baltimore.


Dr. Titi has 9 hospital affiliations:

  • Lancaster General Hospital 
  • Ephrata Community Hospital 


  • English
  • Russian
  • Spanish

> > > > Dr. Mark Titi, MD

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Additional Information
Dr. Mark J Titi MD is a male Allergist & Immunologist, has 23 years of experience and practices in Allergy & Immunology.
Where does Dr. Mark J. Titi practice?
Dr. Mark Titi has 3 office locations.
Dr. Mark Titi practices Allergy & Immunology near Lancaster, PA.
Additional practice locations include: York, PA and Lebanon, PA.
See Lancaster Allergists.