Luis Lozada Sierra, DABFM
NPI 1528528577 · Family Medicine Physician · San Juan, PR
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Luis Lozada Sierra, DABFM is a Family Medicine Physician provider in San Juan, PR (NPI 1528528577).
Provider details
- NPI number
- 1528528577
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DABFM
- Sex
- Male
- Sole proprietor
- Yes
- License
- 22120 (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
7 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 · 77 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 226 | 59 |
| Losartan Potassium | 203 | 58 |
| Atorvastatin Calcium | 163 | 58 |
| Amlodipine Besylate | 128 | 42 |
| Famotidine | 122 | 48 |
| Levothyroxine Sodium | 120 | 42 |
| Omeprazole | 112 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$25 across 1 record (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
- 2019-03-24
- Last updated
- 2025-07-10
- Certified
- 2025-07-10
Frequently asked questions
- What is Luis Lozada Sierra's NPI number?
- Luis Lozada Sierra's National Provider Identifier (NPI) is 1528528577, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Luis Lozada Sierra's specialty?
- Luis Lozada Sierra is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Luis Lozada Sierra located?
- Luis Lozada Sierra's practice location on file with NPPES is 10 Calle Casia, San Juan, PR 00921-3200.
- What is Luis Lozada Sierra's phone number?
- The practice phone number listed in the NPPES registry for Luis Lozada Sierra is (787) 638-6730.
- Does Luis Lozada Sierra accept Medicare?
- Luis Lozada Sierra is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Luis Lozada Sierra's NPI active?
- Yes — Luis Lozada Sierra's NPI (1528528577) is active in the NPPES registry as of the last update on 2025-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.