Julieva Rios Mercado, MD
NPI 1245278381 · Emergency Medicine Physician · San Juan, PR
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Julieva Rios Mercado, MD is a Emergency Medicine Physician provider in San Juan, PR (NPI 1245278381).
Provider details
- NPI number
- 1245278381
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 9283 (PR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 53 | 15 |
| Pantoprazole Sodium | 46 | 15 |
| Amlodipine Besylate | 37 | — |
| Levothyroxine Sodiumbrand: Synthroid | 33 | — |
| Losartan Potassium | 31 | 12 |
| Famotidine | 30 | 11 |
| Simvastatin | 27 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$32 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Mailing address
Registry dates
- Enumerated
- 2006-06-02
- Last updated
- 2025-03-19
- Certified
- 2025-03-19
Frequently asked questions
- What is Julieva Rios Mercado's NPI number?
- Julieva Rios Mercado's National Provider Identifier (NPI) is 1245278381, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Julieva Rios Mercado's specialty?
- Julieva Rios Mercado is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Julieva Rios Mercado located?
- Julieva Rios Mercado's practice location on file with NPPES is Ave Ponce De Leon, San Juan, PR 00919.
- What is Julieva Rios Mercado's phone number?
- The practice phone number listed in the NPPES registry for Julieva Rios Mercado is (787) 717-6763.
- Does Julieva Rios Mercado accept Medicare?
- Julieva Rios Mercado is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Julieva Rios Mercado's NPI active?
- Yes — Julieva Rios Mercado's NPI (1245278381) is active in the NPPES registry as of the last update on 2025-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.