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LOUISA XIE
NPI 1548962871
Student in an Organized Health Care Education/Training Program in San Francisco, CA

Active since March 20, 2023PECOS Enrolled
505 PARNASSUS AVE # M1480, SAN FRANCISCO, CA 94143(415) 476-1239 Get Directions Write a Review

NPPES record last updated: March 24, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Louisa Xie NPPES

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

LOUISA XIE (NPI 1548962871) is an individual student in an organized health care education/training program in San Francisco, California and active in the NPI registry since March 2023. She is enrolled in Medicare PECOS and is a graduate of University Of Texas Medical School At San Antonio (2023).

NPPES Registry Identity

NPI1548962871
Entity TypeIndividualFemale
Primary Taxonomy390200000X
Provider Legal NameLOUISA XIE
Location Address505 PARNASSUS AVE # M1480San Francisco, CA 94143-2204
Mailing Address505 Parnassus Ave # M1480San Francisco, CA 94143-2204
Phone(415) 476-1239
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical School At San AntonioGraduated 2023
Enumeration DateMarch 20, 2023
Last NPPES UpdateMarch 24, 2023
NPPES CertifiedMarch 24, 2023
✔ NPI 1548962871 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
505 PARNASSUS AVE # M1480, San Francisco, CA 94143
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Louisa Xie is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2860832912
PECOS Enrollment IDI20260814005073
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 Louisa Xie reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

City & County Of San Francisco
1.1 mi
Mental Health (Including Community Mental Health Center)
375 LAGUNA HONDA BLVD
San Francisco, CA 94116
  • Reassigned Medicare billing, California enrollment
  • 1,573 clinicians in this Medicare group
NPI 1528083300 (415) 759-3348

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.

PRAJWAL GOWDA
Student in an Organized Health Care Education/Training Program
505 PARNASSUS AVE # M1480
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-1528
KATHERINE WU MD, PHD
Student in an Organized Health Care Education/Training Program
505 PARNASSUS AVE # M1480
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-1528
MAX ROBINSON WEISS
Student in an Organized Health Care Education/Training Program
505 PARNASSUS AVE # M1480
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-1528
JOHANNA STEELE BALAS
Student in an Organized Health Care Education/Training Program
505 PARNASSUS AVE # M1480
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-1528
HALEY GAMBOA MS
Student in an Organized Health Care Education/Training Program
505 PARNASSUS AVE # M1480
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-1528
DR. ELYSSE ALI SANTANA MD
Student in an Organized Health Care Education/Training Program
505 PARNASSUS AVE # M1480
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-1528
AUSTIN DAVID PEER MD, MPH
Student in an Organized Health Care Education/Training Program
505 PARNASSUS AVE # M1480
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-1528
MARIA JOSE RUIZ MD, MPH
Student in an Organized Health Care Education/Training Program
505 PARNASSUS AVE # M1480
SAN FRANCISCO, CA 94143
San Francisco County (415) 476-1528

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 Louisa Xie's NPI number?

The NPI number for Louisa Xie is 1548962871. It was assigned to this individual provider in the NPPES registry on March 20, 2023.

Where is Louisa Xie located?

Louisa Xie practices at 505 Parnassus Ave # M1480, San Francisco, CA 94143. The listed phone number is (415) 476-1239.

What is Louisa Xie's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Louisa Xie enrolled in Medicare?

Yes. Louisa Xie is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Louisa Xie's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Louisa Xie reassigns Medicare benefits to City & County Of San Francisco (San Francisco, 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 Louisa Xie'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 Louisa Xie was last updated on March 24, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.