Yanni Chang MD
About this NPIWhat this record shows.
NPI 1922629880 is registered to Yanni Chang MD, a Addiction Medicine (Psychiatry & Neurology) Physician practising at 4094 4th Ave in San Diego, California. Addiction Medicine (Psychiatry & Neurology) Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Yanni Chang MD has been enumerated in the National Provider Identifier (NPI) registry since 2020.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20250715003770PsychiatryCA
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Yanni Chang MD accepts. To confirm in-network status with your specific health plan, contact Yanni Chang MD directly at (619) 515-2545.
Frequently asked
Yes. NPI 1922629880 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Addiction Medicine (Psychiatry & Neurology) Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (619) 515-2545.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Yanni Chang MD is a Type-1 individual NPI.