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

Dayone Baby, LLC

Organization Lactation Consultant (Registered Nurse) · NPI 1942693163

Dayone Baby, LLC is a Lactation Consultant (Registered Nurse) in San Francisco, California. Licensed in California. Registered with an NPI since 2015.

Licensed in
CA
In the registry since
2015
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

3548 Sacramento St
San Francisco, CA 94118-1847
Phone: (141) 530-9583
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Lactation Consultant (Registered Nurse) (primary) Taxonomy 163WL0100X · Licence 393309 (CA)

Record details

NPI number1942693163
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Nancy Held — President & Cofounder · (415) 309-5830
NPI enumeratedMarch 12, 2015
Last updated in NPPESMarch 12, 2015
Mailing address3548 Sacramento St, San Francisco, CA 94118-1847

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