NPPES file of Aug 9, 2026

Ruby Hsu

Family Nurse Practitioner · San Francisco, CA

Ruby Hsu is a family nurse practitioner with a practice address in San Francisco, California, and NPI 1013445667, issued on May 26, 2017. Check the license (California 95005942, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1013445667
Name
Ruby Hsu
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
95005942 CA
Self-reported in NPPES; status is on the state search
Practice location
450 Stanyan St FL 6, San Francisco, CA 94117
Phone
(415) 680-4135
Enumerated
May 26, 2017
Record last updated
May 26, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20170907003429); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →

Also registered at 450 Stanyan St FL 6

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kai Hara, RDRegistered Dietitian1174120372
  2. Radha Narra, M.DInternal Medicine Physician1972917847
  3. Samantha WhiteOccupational Therapist1487488292

Verify Ruby Hsu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 95005942    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Ucsf Medical Group Business ServicesBerkeley, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ruby Hsu among 16,966 family nurse practitioner records in California

Ruby Hsu is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 40% of them.

  • NPI issued2017 · 40% of these records are older, 55% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 40% of these records are
  • Graduated2016 · median 2019 among the 6,793 with a school on file
  • Record last updated2017 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

662 family nurse practitioner records list a practice address in San Francisco

They are 662 of the 38,143 NPPES records with a practice address in San Francisco, and 16,966 family nurse practitioner records in California.

All 16,966 in California → Every provider in San Francisco → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Mayra AlvarezSan Francisco, CA 941171730797069
  2. Victoria Chaudhary, FNPSan Francisco, CA 941171801304118
  3. Michelle Cohen, FNPSan Francisco, CA 941171124578901
  4. Laura Failinger, NPSan Francisco, CA 941171366129249
  5. Emily Fedewa, FNP-BCSan Francisco, CA 941171174865521
  6. Nancy Lewis, NP MSNSan Francisco, CA 941171891827820
  7. Nicole Marie Sachkar, FNP-BCSan Francisco, CA 941171487001541
  8. Edna Yee, NURSE PRACTITIONERSan Francisco, CA 941171205975497

Common questions

What is Ruby Hsu's NPI number?

Ruby Hsu's National Provider Identifier (NPI) is 1013445667, issued on May 26, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Ruby Hsu located?

The NPPES record lists a practice address at 450 Stanyan St FL 6, San Francisco, CA, 94117. Phone: (415) 680-4135. Providers update this record themselves, so call before visiting.

How can I verify Ruby Hsu's license?

NPPES lists California license number 95005942, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.