1. Home
  2. Directory
  3. California
  4. La Jolla
  5. Otolaryngology
  6. NPI Profile

ANGELA A CHANG MD A PROFESSIONAL CORPORATION
NPI 1427682764
Otolaryngology in La Jolla, CA

Active since February 25, 2020
9834 GENESEE AVE STE 112, LA JOLLA, CA 92037(858) 208-0030(858) 216-1990 Get Directions Write a Review

NPPES record last updated: April 6, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 6, 2020, Feb 25, 2020 (2 updates tracked since 2020).

About Angela A Chang Md A Professional Corporation NPPES

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

ANGELA A CHANG MD A PROFESSIONAL CORPORATION (NPI 1427682764) is a healthcare organization registered as an otolaryngology in La Jolla, California and active in the NPI registry since February 2020. The organization maintains a secondary practice location in San Diego and lists Angela Chang, President, as its authorized official.

NPPES Registry Identity

NPI1427682764
Entity TypeOrganization
Primary Taxonomy207Y00000X
Legal Business NameANGELA A CHANG MD A PROFESSIONAL CORPORATION
Location Address9834 GENESEE AVE STE 112La Jolla, CA 92037-1214
Mailing Address13282 Courtland TerSan Diego, CA 92130-1823 · (619) 947-5555
Phone(858) 208-0030
Fax(858) 216-1990
Organization SubpartNo
Authorized OfficialAngela ChangPresident · (619) 947-5555
Enumeration DateFebruary 25, 2020
Last NPPES UpdateApril 6, 20202 updates tracked since enumeration
NPPES CertifiedApril 6, 2020
✔ NPI 1427682764 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians
Taxonomy Code207Y00000X
Definition
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.
9834 GENESEE AVE STE 112, La Jolla, CA 92037
Open in Google Maps ↗

Secondary Practice Location 1

Location 113282 Courtland TerSan Diego, CA 92130-1823 · Phone (619) 947-5555

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)

Angela A Chang Md A Professional Corporation 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 Angela A Chang MD A Professional Corporation, which bills Medicare for the services this clinician delivers.

Clinician (1)

Angela Chang, M.D.
Otolaryngology
NPI 1730382318
9834 GENESEE AVE SUITE 111
La Jolla, CA 92037
(858) 909-0770
✔ PECOS✔ Accepts MedicareSame address

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 Angela A Chang MD A Professional Corporation's NPI number?

The NPI number for Angela A Chang MD A Professional Corporation is 1427682764. It was assigned to this organization in the NPPES registry on February 25, 2020.

Where is Angela A Chang MD A Professional Corporation located?

Angela A Chang MD A Professional Corporation is located at 9834 Genesee Ave Ste 112, La Jolla, CA 92037. The listed phone number is (858) 208-0030.

What is Angela A Chang MD A Professional Corporation's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

Is Angela A Chang MD A Professional Corporation enrolled in Medicare?

Yes. Angela A Chang MD A Professional Corporation is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Angela A Chang MD A Professional Corporation?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Otolaryngology) reassigns their Medicare billing to Angela A Chang MD A Professional Corporation. 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 Angela A Chang MD A Professional Corporation was last updated on April 6, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years 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.