National Provider Identifier Database

GISELA MARRERO RIVERA
Clinical Pathology

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.


Contact Information

GISELA MARRERO RIVERA
185 BERRY ST STE 290
SAN FRANCISCO, CA94107-1773
Phone: 415-353-1667
Fax: 415-353-1106
Website:
Specialty Taxonomy Code
* Clinical Pathology 207ZC0006X
Blood Banking & Transfusion Medicine 207ZB0001X
Pediatric Hematology-Oncology 2080P0207X
Pediatrics 208000000X

* Indicates primary specialty

NPI Profile & details for GISELA MARRERO RIVERA

NPI Number 1851707558
Credentials
Entity Individual
Enumeration date 07/02/2014
Last updated 03/27/2025 - More than a year ago
Sole proprietor1 No
Identifiers
  • CA License #: A172593
  • PR License #: 00000
Hospital affiliation n/a

1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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