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REBECCA MARIE GUZMAN
NPI 1326296187
Registered Nurse in San Francisco, CA

Active since September 05, 2008PECOS Enrolled
240 SHOTWELL ST, SAN FRANCISCO, CA 94110(415) 552-3870(415) 552-7335 Get Directions Write a Review

NPPES record last updated: February 27, 2013. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Rebecca Marie Guzman NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

REBECCA MARIE GUZMAN (NPI 1326296187) is an individual registered nurse in San Francisco, California, licensed in California (727060) and active in the NPI registry since September 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1326296187
Entity TypeIndividualFemale
Primary Taxonomy163W00000X
Provider Legal NameREBECCA MARIE GUZMAN
Location Address240 SHOTWELL STSan Francisco, CA 94110-1323
Mailing Address240 Shotwell StSan Francisco, CA 94110-1323 · (415) 552-3870 · Fax (415) 552-7335
Phone(415) 552-3870
Fax(415) 552-7335
Sole ProprietorYes
Enumeration DateSeptember 5, 2008
Last NPPES UpdateFebruary 27, 2013
✔ NPI 1326296187 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRegistered NurseNursing Service Providers
Taxonomy Code163W00000X
License✔ Licensed in CA · 727060
Definition
(1) A registered nurse is a person qualified by graduation from an accredited nursing school (depending upon schooling, a registered nurse may receive either a diploma from a hospital program, an associate degree in nursing (A.D.N.) or a Bachelor of Science degree in nursing (B.S.N.), who is licensed or certified by the state, and is practicing within the scope of that license or certification. R.N.'s assist patient in recovering and maintaining their physical or mental health. They assist physicians during treatments and examinations and administer medications. (2) A provider who is trained and educated in a formal nursing education program at an accredited school of nursing, passes a national certification examination, and is licensed by the state to practice nursing. The individual provides nursing services to patients or clients in areas such as health promotion, disease prevention, acute and chronic care and restoration and maintenance of health across the life span.
240 SHOTWELL ST, San Francisco, CA 94110
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Other Identifiers 1

Other727060CA · Rn

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Rebecca Marie Guzman is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Rebecca Guzman reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

San Mateo County
6.0 mi
Community/Behavioral Health
375 89TH ST
Daly City, CA 94015
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: County Of San Mateo
  • Also billed through NPI 1831268580 (California)
  • 597 clinicians in this Medicare group
NPI 1053367854 (650) 301-8650

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

STEVEN LEINER NP
Nurse Practitioner (Family)
240 SHOTWELL ST
SAN FRANCISCO, CA 94110
San Francisco County (415) 552-3870
MARVIN ALLEN ROSE M.D.
Family Medicine
240 SHOTWELL ST
SAN FRANCISCO, CA 94110
San Francisco County (415) 552-1013
MISSION AREA HEALTH ASSOCIATES
Clinic/Center (Federally Qualified Health Center (FQHC))
240 SHOTWELL ST
SAN FRANCISCO, CA 94110
San Francisco County (415) 552-3870
DR. JAIME RUIZ MD
Pediatrics
240 SHOTWELL ST
SAN FRANCISCO, CA 94110
San Francisco County (415) 552-3870
GABRIELA OCHOA RN
Case Manager/Care Coordinator
240 SHOTWELL ST
SAN FRANCISCO, CA 94110
San Francisco County (415) 552-3870
ERIN CASSIDY O'CONNOR
Nurse Practitioner
240 SHOTWELL ST
SAN FRANCISCO, CA 94110
San Francisco County (415) 552-3870
NOAMI SCHOENFIELD NP
Nurse Practitioner
240 SHOTWELL ST
SAN FRANCISCO, CA 94110
San Francisco County (415) 552-1013
ROSARIO LOPEZ REGISTERED DIETITIAN
Dietitian, Registered
240 SHOTWELL ST
SAN FRANCISCO, CA 94110
San Francisco County (415) 552-1013

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Rebecca Guzman's NPI number?

The NPI number for Rebecca Guzman is 1326296187. It was assigned to this individual provider in the NPPES registry on September 5, 2008.

Where is Rebecca Guzman located?

Rebecca Guzman practices at 240 Shotwell St, San Francisco, CA 94110. The listed phone number is (415) 552-3870.

What is Rebecca Guzman's specialty?

The primary specialty registered for this NPI is Registered Nurse with taxonomy code 163W00000X.

Is Rebecca Guzman enrolled in Medicare?

Yes. Rebecca Guzman is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Rebecca Guzman's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Rebecca Guzman reassigns Medicare benefits to San Mateo County (Daly City, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Rebecca Guzman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Rebecca Guzman was last updated on February 27, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.