A. Gerson Schreiber MD
About this NPIWhat this record shows.
NPI 1871645671 is registered to A. Gerson Schreiber MD, a Psychiatry practising at 27400 Hesperian Blvd in Hayward, California. Psychiatry is the medical specialty focused on the diagnosis, treatment, and prevention of mental health conditions, including depression, anxiety, bipolar disorder, and schizophrenia. A. Gerson Schreiber MD has been enumerated in the National Provider Identifier (NPI) registry since 2007.
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
Source: NPPES public registry.
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 A. Gerson Schreiber MD accepts. To confirm in-network status with your specific health plan, contact A. Gerson Schreiber MD directly at (510) 784-4000.
Frequently asked
Yes. NPI 1871645671 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Psychiatry is the medical specialty focused on the diagnosis, treatment, and prevention of mental health conditions, including depression, anxiety, bipolar disorder, and schizophrenia.
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 (510) 784-4000.
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. A. Gerson Schreiber MD is a Type-1 individual NPI.