What is Regina Im's NPI number?

Regina Im's National Provider Identifier (NPI) is 1043954902, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Regina Im's specialty?

Regina Im is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).

Where is Regina Im located?

Regina Im's practice location on file with NPPES is 10602 Chapman Ave Ste 100, Garden Grove, CA 92840-3147.

What is Regina Im's phone number?

The practice phone number listed in the NPPES registry for Regina Im is (888) 770-2462.

Is Regina Im's NPI active?

Yes — Regina Im's NPI (1043954902) is active in the NPPES registry as of the last update on 2025-11-13.

IndividualActive

Regina Im, DO

NPI 1043954902 · Pediatrics Physician · Garden Grove, CA

Regina Im, DO is a Pediatrics Physician provider in Garden Grove, CA (NPI 1043954902).

Provider details

NPI number: 1043954902
Entity type: Individual
Primary specialty: Pediatrics PhysicianAllopathic & Osteopathic Physicians
Credential: DO
Sex: Female
Sole proprietor: No
License: 21790 (CA)

Specialties & taxonomies

Pediatrics PhysicianPrimary208000000XLicense 21790 (CA)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(60/100 index)

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

Registry tenure38% of score
4 yrs in NPPES registry
Profile completeness38% of score
100% 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

10602 Chapman Ave Ste 100

Garden Grove, CA 92840-3147

Phone: (888) 770-2462

Street-level locationGet directions

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Mailing address