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41 years of experience
Accepting new patients
Video profile
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. William Zigrang:

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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. William Zigrang is Excellent. Dr. Zigrang has been reviewed by 6 patients who have provided 2 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.8
Promptness 3.2
Courteous Staff 3.3
Accurate Diagnosis 3.7
Bedside Manner 3.7
Spends Time with Me 3.7
Follows Up After Visit 3.7

Specialties & Research

Dr. William Zigrang, MD is board certified in Internal Medicine.

  • He has special expertise in 12 areas:
  • Adrenal Gland Diseases
  • Cholesterol Management
  • Diabetes
  • High Blood Pressure (Hypertension)
  • Lipid Metabolism Disorders
  • Metabolic Bone Diseases
  • Osteoporosis
  • Parathyroid Diseases
  • Pituitary Diseases
  • Pregnancy Complications
  • Weight Loss
  • Weight loss (non-surgical)

Education & Awards

Dr. Zigrang graduated from Stanford University.


Dr. Zigrang has 5 hospital affiliations:

  • Mills-Peninsula Health Services 
  • Sequoia Hospital 


  • French
  • English
  • Mandarin
  • Spanish
  • Cantonese

> > > > Dr. William Zigrang, MD

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Additional Information
Dr. William D Zigrang MD is a male Internist, has 41 years of experience and practices in Internal Medicine.
Where does Dr. William D. Zigrang practice?
Dr. William Zigrang has 1 office location.
Dr. William Zigrang practices Internal Medicine near Burlingame, CA.
See Burlingame Internists.