Dr. William Greenberg PHARM.D.
About this NPIWhat this record shows.
NPI 1518991389 is registered to Dr. William Greenberg PHARM.D., a Pharmacotherapy Pharmacist practising at 200 W Arbor Dr, Ucsd Acc Pharmacy - Mail Code 8729 in San Diego, California. Pharmacotherapy Pharmacist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. William Greenberg PHARM.D. has been enumerated in the National Provider Identifier (NPI) registry since 2006.
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 Dr. William Greenberg PHARM.D. accepts. To confirm in-network status with your specific health plan, contact Dr. William Greenberg PHARM.D. directly at (619) 543-5943.
Frequently asked
Yes. NPI 1518991389 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Pharmacotherapy Pharmacist 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) 543-5943.
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. William Greenberg PHARM.D. is a Type-1 individual NPI.