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NAOKO SUMII
NPI 1336936988
Doula in El Cerrito, CA

Active since April 24, 2025
1221 LIBERTY ST UNIT B, EL CERRITO, CA 94530(510) 421-3002 Get Directions Write a Review

NPPES record last updated: April 24, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Naoko Sumii NPPES

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

NAOKO SUMII (NPI 1336936988) is an individual doula in El Cerrito, California and active in the NPI registry since April 2025.

NPPES Registry Identity

NPI1336936988
Entity TypeIndividualFemale
Primary Taxonomy374J00000X
Provider Legal NameNAOKO SUMII
Location Address1221 LIBERTY ST UNIT BEl Cerrito, CA 94530-2308
Mailing Address1221 Liberty St Unit BEl Cerrito, CA 94530-2308 · (510) 421-3002
Phone(510) 421-3002
Sole ProprietorYes
Enumeration DateApril 24, 2025
NPPES CertifiedApril 24, 2025
✔ NPI 1336936988 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDoulaNursing Service Related Providers
Taxonomy Code374J00000X
Definition
Doulas work in a variety of settings and have been trained to provide physical, emotional, and informational support to a mother before, during, and just after birth and/or provide emotional and practical support to a mother during the postpartum period.
1221 LIBERTY ST UNIT B, El Cerrito, CA 94530
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Other Providers at the Same Location NPPES 3

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

HELLO MY DOULA LLC
Doula
1221 LIBERTY ST UNIT B
EL CERRITO, CA 94530
Contra Costa County (510) 421-3002
HELLO MY DOULA LLC
Doula
1221 LIBERTY ST UNIT B
EL CERRITO, CA 94530
Contra Costa County (510) 421-3002
HELLO MY DOULA LLC
Home Health
1221 LIBERTY ST UNIT B
EL CERRITO, CA 94530
Contra Costa County (510) 421-3002

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 Naoko Sumii's NPI number?

The NPI number for Naoko Sumii is 1336936988. It was assigned to this individual provider in the NPPES registry on April 24, 2025.

Where is Naoko Sumii located?

Naoko Sumii practices at 1221 Liberty St Unit B, El Cerrito, CA 94530. The listed phone number is (510) 421-3002.

What is Naoko Sumii's specialty?

The primary specialty registered for this NPI is Doula with taxonomy code 374J00000X.

When was this NPI record last updated?

The NPPES record for Naoko Sumii was last updated on April 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.