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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

HELEN WING-HEI HOU PHARMD
NPI 1508449224
Pharmacist - Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist in San Francisco, CA

Active since April 30, 2021
1001 POTRERO AVE, SAN FRANCISCO, CA 94110(628) 206-9593 Get Directions Write a Review

NPPES record last updated: September 1, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Sep 1, 2026, Apr 30, 2021 (2 updates tracked since 2021).

About Helen Wing-hei Hou Pharmd NPPES

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

HELEN WING-HEI HOU PHARMD (NPI 1508449224) is an individual pharmacist clinician (phc)/ clinical pharmacy specialist in San Francisco, California, licensed in California (RPH80781) and active in the NPI registry since April 2021.

NPPES Registry Identity

NPI1508449224
Entity TypeIndividualFemale
Primary Taxonomy1835P0018X
Provider Legal NameHELEN WING-HEI HOUCredential: PHARMD
Location Address1001 POTRERO AVESan Francisco, CA 94110-3518
Mailing Address1001 Potrero AveSan Francisco, CA 94110-3518 · (628) 206-9593
Phone(628) 206-9593
Sole ProprietorNo
Enumeration DateApril 30, 2021
Last NPPES UpdateSeptember 1, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 1, 2026
✔ NPI 1508449224 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPharmacist · Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistPharmacy Service Providers
Taxonomy Code1835P0018X
Licenses✔ Licensed in CA · RPH80781✔ Licensed in UT · 11785704-1701
Definition
Pharmacist Clinician/Clinical Pharmacy Specialist is a pharmacist with additional training and an expanded scope of practice that may include prescriptive authority, therapeutic management, and disease management.
1001 POTRERO AVE, San Francisco, CA 94110
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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.

ROCIO C AGRAZ-LARA RN, PHN
Registered Nurse
1001 POTRERO AVE, ZSFG BUILDING 90 4TH FLOOR
SAN FRANCISCO, CA 94110
San Francisco County (415) 206-8524
DR. SUSAN WLODARCZYK MD
Student in an Organized Health Care Education/Training Program
1001 POTRERO AVE, BLDG 10, 3RD FLOOR, WARD 13 BOX 1364
SAN FRANCISCO, CA 94110
San Francisco County (415) 206-5164
AMY DINER PSY.D.
Student in an Organized Health Care Education/Training Program
1001 POTRERO AVE
SAN FRANCISCO, CA 94110
San Francisco County (415) 206-5270
CHRISTOPHER RUIZ
Case Manager/Care Coordinator
1001 POTRERO AVE
SAN FRANCISCO, CA 94110
San Francisco County (415) 206-3950
C. STIRLING SOMERS
Counselor
1001 POTRERO AVE
SAN FRANCISCO, CA 94110
San Francisco County (415) 206-5270
WILLIAM RUSSEL CARPENTER FNP-C
Nurse Practitioner (Family)
1001 POTRERO AVE
SAN FRANCISCO, CA 94110
San Francisco County (628) 206-8000
REGENTS OF THE UNIVERSITY OF CALIFORNIA
Clinical Medical Laboratory
1001 POTRERO AVE, BLDG 100, RM 104
SAN FRANCISCO, CA 94110
San Francisco County (415) 502-4775
DR. DENISE RENEE GONZALEZ MD
Internal Medicine
1001 POTRERO AVE, 1M
SAN FRANCISCO, CA 94110
San Francisco County (415) 206-6075

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 Helen Hou's NPI number?

The NPI number for Helen Hou is 1508449224. It was assigned to this individual provider in the NPPES registry on April 30, 2021.

Where is Helen Hou located?

Helen Hou practices at 1001 Potrero Ave, San Francisco, CA 94110. The listed phone number is (628) 206-9593.

What is Helen Hou's specialty?

The primary specialty registered for this NPI is Pharmacist, specializing in Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist, with taxonomy code 1835P0018X.

When was this NPI record last updated?

The NPPES record for Helen Hou was last updated on September 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 days 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.