Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Sandra S. Kwak, MD, Inc

Organization Endocrinology, Diabetes & Metabolism Physician · NPI 1528298700

Sandra S. Kwak, MD, Inc is an Endocrinology, Diabetes & Metabolism Physician in Newport Beach, California. Licensed in California. Registered with an NPI since 2009.

Licensed in
CA
In the registry since
2009
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

520 Superior Ave Ste 310
Newport Beach, CA 92663-3667
Phone: (949) 645-8800
Fax: (949) 645-8844
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence A88895 (CA)

Record details

NPI number1528298700
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Sandra Kwak — President · (949) 645-8800
NPI enumeratedJuly 22, 2009
Last updated in NPPESAugust 10, 2021
Certification dateAugust 10, 2021
Mailing addressPo Box 28884, Belfast, ME 04915-2040

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