Ernesto Cruz, MD
NPI 1619001252 · Emergency Medicine Physician · Mayaguez, PR
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ernesto Cruz, MD is a Emergency Medicine Physician provider in Mayaguez, PR (NPI 1619001252).
Provider details
- NPI number
- 1619001252
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 6134 (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
19 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 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dexamethasone | 84 | 76 |
| Famotidine | 53 | 43 |
| Sulindac | 48 | 47 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 44 | 41 |
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 41 | — |
| Azithromycin | 38 | 37 |
| Nabumetone | 36 | 33 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Ernesto Cruz's NPI number?
- Ernesto Cruz's National Provider Identifier (NPI) is 1619001252, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ernesto Cruz's specialty?
- Ernesto Cruz is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ernesto Cruz located?
- Ernesto Cruz's practice location on file with NPPES is Carretbra #2 Ave, Mayaguez, PR 00680.
- What is Ernesto Cruz's phone number?
- The practice phone number listed in the NPPES registry for Ernesto Cruz is (787) 833-7383.
- Does Ernesto Cruz accept Medicare?
- Ernesto Cruz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ernesto Cruz's NPI active?
- Yes — Ernesto Cruz's NPI (1619001252) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.