Dr. Tanzhen Wu M.D.
About this NPIWhat this record shows.
NPI 1609835412 is registered to Dr. Tanzhen Wu M.D., a Anesthesiology practising at 3751 Katella Ave in Los Alamitos, California. Anesthesiology is the medical specialty concerned with the perioperative care of patients before, during, and after surgery, including pain management. Dr. Tanzhen Wu M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Beyond the registryWhat this record adds.
This record carries 3 secondary identifiers beyond the base NPI: Medicaid and other payer cross-references used by billers and credentialers, which the standard CMS NPPES lookup does not surface. It is enrolled in Medicare, linking to 1 PECOS enrollment record (with a public Medicare Enrollment ID) sourced from CMS, which the NPPES registry does not list. Within the directory it is one of 9,466 Anesthesiology providers on file in California.
Source: CMS NPPES and PECOS public files. snapshot, refreshed monthly.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Medicaid
Other
- 00A812030CA· Issued by BLUE SHIELD
- 1942504501CA· Issued by BLUE CROSS
Source: NPPES public registry.
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
- I20040920001075AnesthesiologyCA
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 Dr. Tanzhen Wu M.D. accepts. To confirm in-network status with your specific health plan, contact Dr. Tanzhen Wu M.D. directly at (562) 598-1311.
Frequently asked
Yes. NPI 1609835412 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Anesthesiology is the medical specialty concerned with the perioperative care of patients before, during, and after surgery, including pain management.
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 (562) 598-1311.
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. Dr. Tanzhen Wu M.D. is a Type-1 individual NPI.
As of the latest monthly CMS NPPES snapshot, 9,466 Anesthesiology providers are registered in California, and Dr. Tanzhen Wu M.D. is one of them. The figure refreshes each month from the federal source.