IndividualActive
William Perez Guillama, PHARMD
NPI 1104793447 · Community/Retail Pharmacy · Bayamon, PR
William Perez Guillama, PHARMD is a Community/Retail Pharmacy provider in Bayamon, PR (NPI 1104793447).
Provider details
- NPI number
- 1104793447
- Entity type
- Individual
- Primary specialty
- Community/Retail PharmacySuppliers
- Credential
- PHARMD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 8457 (PR)
Specialties & taxonomies
Suppliers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Carr 167 Calle Marginal Oeste Plaza Tropical
Barrio Cerro Gordo
Bayamon, PR 00956
Phone: (787) 395-7480
Street-level locationGet directions
Mailing address
Po Box 781
Camuy, PR 00627-0781
Registry dates
- Enumerated
- 2025-10-21
- Last updated
- 2025-10-24
- Certified
- 2025-10-02
Frequently asked questions
- What is William Perez Guillama's NPI number?
- William Perez Guillama's National Provider Identifier (NPI) is 1104793447, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Perez Guillama's specialty?
- William Perez Guillama is listed in the NPPES registry with a primary specialty of Community/Retail Pharmacy (Suppliers).
- Where is William Perez Guillama located?
- William Perez Guillama's practice location on file with NPPES is Carr 167 Calle Marginal Oeste Plaza Tropical, Bayamon, PR 00956.
- What is William Perez Guillama's phone number?
- The practice phone number listed in the NPPES registry for William Perez Guillama is (787) 395-7480.
- Is William Perez Guillama's NPI active?
- Yes — William Perez Guillama's NPI (1104793447) is active in the NPPES registry as of the last update on 2025-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.