What is Karen Choi's NPI number?

Karen Choi's National Provider Identifier (NPI) is 1104627835, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Karen Choi's specialty?

Karen Choi is listed in the NPPES registry with a primary specialty of Peer Specialist (Other Service Providers).

Where is Karen Choi located?

Karen Choi's practice location on file with NPPES is 12912 Brookhurst St Ste 400, Garden Grove, CA 92840-4883.

What is Karen Choi's phone number?

The practice phone number listed in the NPPES registry for Karen Choi is (714) 636-9095.

Is Karen Choi's NPI active?

Yes — Karen Choi's NPI (1104627835) is active in the NPPES registry as of the last update on 2025-11-14.

IndividualActive

Karen Choi

NPI 1104627835 · Peer Specialist · Garden Grove, CA

Karen Choi is a Peer Specialist provider in Garden Grove, CA (NPI 1104627835).

Provider details

NPI number: 1104627835
Entity type: Individual
Primary specialty: Peer SpecialistOther Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Peer SpecialistPrimary175T00000X
Other Service Providers
Case Manager/Care Coordinator171M00000X
Other Service Providers
Community Health Worker172V00000X
Other Service Providers

Profile Score

Basic profile(48/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
1 yr in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

12912 Brookhurst St Ste 400

Garden Grove, CA 92840-4883

Phone: (714) 636-9095

Street-level locationGet directions

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Mailing address