William Perez Guillama PHARMD
About this NPIWhat this record shows.
NPI 1104793447 is registered to William Perez Guillama PHARMD, a Community/Retail Pharmacy practising at Carr 167 Calle Marginal Oeste Plaza Tropical, Barrio Cerro Gordo in Bayamon, Puerto Rico. Community/Retail Pharmacy is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. William Perez Guillama PHARMD has been enumerated in the National Provider Identifier (NPI) registry since 2025.
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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 William Perez Guillama PHARMD accepts. To confirm in-network status with your specific health plan, contact William Perez Guillama PHARMD directly at (787) 395-7480.
Frequently asked
Yes. NPI 1104793447 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Community/Retail Pharmacy 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 (787) 395-7480.
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. William Perez Guillama PHARMD is a Type-1 individual NPI.