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

Onuma and Lee Md'S

Organization Gastroenterology Physician · NPI 1427054733

Onuma and Lee Md'S is a Gastroenterology Physician in San Mateo, California. Registered with an NPI since 2005.

In the registry since
2005

Practice location Address checks out

100 S Ellsworth Ave Ste 507
San Mateo, CA 94401-2708
Phone: (650) 342-7432
Fax: (650) 342-3239
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X

Record details

NPI number1427054733
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Edward Onuma — Partner · (650) 342-7432
NPI enumeratedJune 22, 2005
Last updated in NPPESMarch 15, 2011
Mailing address100 South Ellsworth Avenue, Suite 507, San Mateo, CA 94401-2708

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