National Provider Identifier Database

SHARON WILLIAMS, MD – NPI #1457772949
Allergy & Immunology

An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.


Contact Information

SHARON WILLIAMS, MD
12231 NEWPORT AVE
NORTH TUSTIN, CA92705-3205
Phone: 949-519-2311
Fax: 949-276-3209
Website:
Specialty Taxonomy Code
* Allergy & Immunology 207K00000X
Allergy 207KA0200X
Allergy & Immunology 207RA0201X
Clinical & Laboratory Immunology 207KI0005X
Internal Medicine 207R00000X
Pediatric Allergy/Immunology 2080P0201X

* Indicates primary specialty

NPI Profile & details for SHARON WILLIAMS

NPI Number 1457772949
Credentials MD
Entity Individual
Enumeration date 12/30/2013
Last updated 03/07/2023 - About 3 years ago
Sole proprietor1 Yes
Identifiers
  • CA License #: A113432
  • CA License #: A133432
Hospital affiliation n/a

1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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