Gustavo Cuello Diaz, M.D.
NPI 1114914074 · General Practice Physician · Guaynabo, PR
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gustavo Cuello Diaz, M.D. is a General Practice Physician provider in Guaynabo, PR (NPI 1114914074).
Provider details
- NPI number
- 1114914074
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 10859 (PR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 73 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 178 | 36 |
| Hydrochlorothiazide | 151 | 34 |
| Atorvastatin Calcium | 150 | 42 |
| Losartan Potassium | 142 | 33 |
| Alendronate Sodium | 116 | 31 |
| Gabapentin | 115 | 28 |
| Levothyroxine Sodiumbrand: Synthroid | 114 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-05
- Last updated
- 2024-03-15
- Certified
- 2024-03-15
Frequently asked questions
- What is Gustavo Cuello Diaz's NPI number?
- Gustavo Cuello Diaz's National Provider Identifier (NPI) is 1114914074, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gustavo Cuello Diaz's specialty?
- Gustavo Cuello Diaz is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Gustavo Cuello Diaz located?
- Gustavo Cuello Diaz's practice location on file with NPPES is 4 Ernesto Ramos Antonini, Guaynabo, PR 00965.
- What is Gustavo Cuello Diaz's phone number?
- The practice phone number listed in the NPPES registry for Gustavo Cuello Diaz is (787) 792-4308.
- Does Gustavo Cuello Diaz accept Medicare?
- Gustavo Cuello Diaz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gustavo Cuello Diaz's NPI active?
- Yes — Gustavo Cuello Diaz's NPI (1114914074) is active in the NPPES registry as of the last update on 2024-03-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.