Gisela Marrero Rivera
NPI 1851707558 · Clinical Pathology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gisela Marrero Rivera is a Clinical Pathology Physician provider in San Francisco, CA (NPI 1851707558).
Provider details
- NPI number
- 1851707558
- Entity type
- Individual
- Primary specialty
- Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- A172593 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- University District Hospital Puerto Rico Medical CenterBo. MonacillosSan Juan, PR 00935-0001Phone: (787) 754-0101
Registry dates
- Enumerated
- 2014-07-02
- Last updated
- 2025-03-27
- Certified
- 2025-03-27
Frequently asked questions
- What is Gisela Marrero Rivera's NPI number?
- Gisela Marrero Rivera's National Provider Identifier (NPI) is 1851707558, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gisela Marrero Rivera's specialty?
- Gisela Marrero Rivera is listed in the NPPES registry with a primary specialty of Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Gisela Marrero Rivera located?
- Gisela Marrero Rivera's practice location on file with NPPES is 185 Berry St Ste 290, San Francisco, CA 94107-1773.
- What is Gisela Marrero Rivera's phone number?
- The practice phone number listed in the NPPES registry for Gisela Marrero Rivera is (415) 353-1667.
- Does Gisela Marrero Rivera accept Medicare?
- Gisela Marrero Rivera is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gisela Marrero Rivera's NPI active?
- Yes — Gisela Marrero Rivera's NPI (1851707558) is active in the NPPES registry as of the last update on 2025-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.