DAYONE CENTER, SAN FRANCISCO
NPI 1831477157
Registered Nurse - Lactation Consultant in San Francisco, CA

Active since August 03, 2011
3490 CALIFORNIA ST, SUITE 203, SAN FRANCISCO, CA 94118(415) 440-3291 Get Directions Write a Review

NPPES record last updated: August 3, 2011. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dayone Center, San Francisco NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DAYONE CENTER, SAN FRANCISCO (NPI 1831477157) is a healthcare organization registered as a lactation consultant in San Francisco, California and active in the NPI registry since August 2011. The organization lists Nancy B Held, Vp, Clinical & Education Services, as its authorized official.

NPPES Registry Identity

NPI1831477157
Entity TypeOrganization
Primary Taxonomy163WL0100X
Legal Business NameDAYONE CENTER, SAN FRANCISCO
Location Address3490 CALIFORNIA ST, SUITE 203San Francisco, CA 94118-1891
Mailing Address3490 California St, Suite 203San Francisco, CA 94118-1891 · (415) 440-3291
Organization SubpartYesParent: Dayone Centers, Inc
Authorized OfficialNancy B HeldVp, Clinical & Education Services · (415) 309-5830
Enumeration DateAugust 3, 2011
NPI 1831477157 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyRegistered Nurse · Lactation ConsultantNursing Service Providers
Taxonomy Code163WL0100X
3490 CALIFORNIA ST, San Francisco, CA 94118

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine
3490 CALIFORNIA ST
SAN FRANCISCO, CA 94118
Registered Nurse (Lactation Consultant)
3490 CALIFORNIA ST, SUITE 203
SAN FRANCISCO, CA 94118
Pediatrics
3490 CALIFORNIA ST, SUITE 200
SAN FRANCISCO, CA 94118
Family Medicine
3490 CALIFORNIA ST, SUITE 200
SAN FRANCISCO, CA 94118
Registered Nurse (Lactation Consultant)
3490 CALIFORNIA ST
SAN FRANCISCO, CA 94118
Internal Medicine (Cardiovascular Disease)
3490 CALIFORNIA ST, SUITE 200
SAN FRANCISCO, CA 94118
Registered Nurse (Ambulatory Care)
3490 CALIFORNIA ST
SAN FRANCISCO, CA 94118
Family Medicine
3490 CALIFORNIA ST, STE 200
SAN FRANCISCO, CA 94118

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Dayone Center, San Francisco's NPI number?

The NPI number for Dayone Center, San Francisco is 1831477157. It was assigned to this organization in the NPPES registry on August 3, 2011.

Where is Dayone Center, San Francisco located?

Dayone Center, San Francisco is located at 3490 California St Suite 203, San Francisco, CA 94118. The listed phone number is (415) 440-3291.

What is Dayone Center, San Francisco's specialty?

The primary specialty registered for this NPI is Registered Nurse, specializing in Lactation Consultant, with taxonomy code 163WL0100X.

When was this NPI record last updated?

The NPPES record for Dayone Center, San Francisco was last updated on August 3, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.