Rosa a Lozada Sierra, LLC
NPI 1780339622 · Cornea and External Diseases Specialist Physician · Hato Rey, PR
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rosa a Lozada Sierra, LLC is a Cornea and External Diseases Specialist Physician organization in Hato Rey, PR (NPI 1780339622).
Provider details
- NPI number
- 1780339622
- Entity type
- Organization
- Primary specialty
- Cornea and External Diseases Specialist PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Rosa Lozada Sierra, President(787) 466-0317
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
4 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-02-18
- Last updated
- 2022-02-18
- Certified
- 2022-02-07
Frequently asked questions
- What is Rosa a Lozada Sierra, LLC's NPI number?
- Rosa a Lozada Sierra, LLC's National Provider Identifier (NPI) is 1780339622, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Rosa a Lozada Sierra, LLC?
- Rosa a Lozada Sierra, LLC is classified in the NPPES registry as Cornea and External Diseases Specialist Physician (Allopathic & Osteopathic Physicians).
- Where is Rosa a Lozada Sierra, LLC located?
- Rosa a Lozada Sierra, LLC's practice location on file with NPPES is Ave. Ponce De Leon #708, Hato Rey, PR 00918.
- What is Rosa a Lozada Sierra, LLC's phone number?
- The practice phone number listed in the NPPES registry for Rosa a Lozada Sierra, LLC is (787) 250-0812.
- Does Rosa a Lozada Sierra, LLC accept Medicare?
- Rosa a Lozada Sierra, LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Rosa a Lozada Sierra, LLC?
- The authorized official listed on Rosa a Lozada Sierra, LLC's NPPES record is Rosa Lozada Sierra, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Rosa a Lozada Sierra, LLC's NPI active?
- Yes — Rosa a Lozada Sierra, LLC's NPI (1780339622) is active in the NPPES registry as of the last update on 2022-02-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.