CAROLINE G CHOAN MD INC
NPI 1588728091
Psychiatry & Neurology - Neurology in Laguna Hills, CA

Q: What is Caroline G Choan MD Inc's NPI number?

The NPI number for Caroline G Choan MD Inc is 1588728091. It was assigned to this organization in the NPPES registry on December 20, 2006.

Q: What is Caroline G Choan MD Inc's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Active since December 20, 2006

24012 CALLE DE LA PLATA STE 317, LAGUNA HILLS, CA 92653(949) 837-1133(949) 830-1154 Get Directions Write a Review

NPPES record last updated: April 9, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Apr 9, 2026, Aug 22, 2020 (2 updates tracked since 2020).

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About Caroline G Choan Md Inc NPPES

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

CAROLINE G CHOAN MD INC (NPI 1588728091) is a healthcare organization registered as a neurology in Laguna Hills, California and active in the NPI registry since December 2006. The organization maintains a secondary practice location in Laguna Hills and lists Peg Horey, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1588728091

Entity TypeOrganization

Primary Taxonomy2084N0400X

Legal Business NameCAROLINE G CHOAN MD INC

Location Address24012 CALLE DE LA PLATA STE 317Laguna Hills, CA 92653-3621

Mailing Address23961 Calle De La Magdalena, Suite 317Laguna Hills, CA 92653-3616 · (949) 837-1133 · Fax (949) 830-1154

Phone(949) 837-1133

Fax(949) 830-1154

Organization SubpartNo

Authorized OfficialPeg HoreyOffice Manager · (949) 837-1133

Enumeration DateDecember 20, 2006

Last NPPES UpdateApril 9, 20262 updates tracked since enumeration

NPPES CertifiedApril 9, 2026

✔ NPI 1588728091 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians

Taxonomy Code2084N0400X

License✔ Licensed in CA · G71274

Definition

A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

24012 CALLE DE LA PLATA STE 317, Laguna Hills, CA 92653

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Secondary Practice Location 1

Location 124953 Paseo De Valencia Ste 12BLaguna Hills, CA 92653-4339 · Phone (949) 317-3496 ext. 85985

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Caroline G Choan Md Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Caroline G Choan MD Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Caroline Choan, MD

Neurology

NPI 1255352498

24012 CALLE DE LA PLATA STE 150
Laguna Hills, CA 92653

(949) 837-1130

✔ PECOS0.2 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Caroline G Choan MD Inc's NPI number?

The NPI number for Caroline G Choan MD Inc is 1588728091. It was assigned to this organization in the NPPES registry on December 20, 2006.

Where is Caroline G Choan MD Inc located?

Caroline G Choan MD Inc is located at 24012 Calle De La Plata Ste 317, Laguna Hills, CA 92653. The listed phone number is (949) 837-1133.

What is Caroline G Choan MD Inc's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Caroline G Choan MD Inc enrolled in Medicare?

Yes. Caroline G Choan MD Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Caroline G Choan MD Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Neurology) reassigns their Medicare billing to Caroline G Choan MD Inc. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Caroline G Choan MD Inc was last updated on April 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.