National Provider Identifier Database

SARAH KOSTER, NP – NPI #1922966605
School


Contact Information

SARAH KOSTER, NP
2135 7TH AVE
OAKLAND, CA94606-1910
Phone: 505-967-5432
Fax:
Website:
Specialty Taxonomy Code
* School 363LS0200X

* Indicates primary specialty

NPI Profile & details for SARAH KOSTER

NPI Number 1922966605
Credentials NP (Nurse Practitioner)
Entity Individual
Enumeration date 01/12/2026
Last updated 01/12/2026 - About 5 months ago
Sole proprietor1 No
Identifiers
  • CA License #: 95013269
Hospital affiliation n/a

1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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