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Internist, Gastroenterologist (digestive)
38 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 (2)

The overall average patient rating of Dr. Maria Umali is Excellent. Dr. Umali has been reviewed by 14 patients who have provided 2 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.4
Promptness 4.6
Courteous Staff 4.1
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. Maria Umali, MD is board certified in Internal Medicine and Gastroenterology.

  • She has special expertise in 5 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Constipation
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Education & Awards

Dr. Umali graduated from University Of Santo Tomas, Manila. She has 2 awards.

Patients' Choice Award (2014)
On-Time Doctor Award (2014 - 2015)


Dr. Umali has 2 hospital affiliations:

  • Henry Mayo Newhall Memorial Hospital 
  • Providence Holy Cross Medical Center 


  • Tagalog

> > > > Dr. Maria Umali, MD

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Additional Information
Dr. Maria Sandra Alzona Umali MD is a female Internist, has 38 years of experience and practices in Internal Medicine and Gastroenterology.
Where does Dr. Maria S. Umali practice?
Dr. Maria Umali has 1 office location.
Dr. Maria Umali practices Internal Medicine and Gastroenterology near Newhall, CA.
See Newhall Internists and Newhall Gastroenterologists.