1. Home
  2. Directory
  3. California
  4. San Gabriel
  5. Physician Assistant
  6. NPI Profile

MR. STEPHEN CHRISTOPHER WOO PA-C
NPI 1609912690
Physician Assistant - Medical in San Gabriel, CA

Active since January 29, 2007PECOS Enrolled
438 EAST LAS TUNAS DR., SAN GABRIEL, CA 91776(626) 289-5461 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mr. Stephen Christopher Woo Pa-c NPPES

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

MR. STEPHEN CHRISTOPHER WOO PA-C (NPI 1609912690) is an individual medical provider in San Gabriel, California, licensed in California (PA18159) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1609912690
Entity TypeIndividualMale
Primary Taxonomy363AM0700X
Provider Legal NameMR. STEPHEN CHRISTOPHER WOOCredential: PA-C
Location Address438 EAST LAS TUNAS DR.San Gabriel, CA 91776
Mailing Address550 Camino VerdeSouth Pasadena, CA 91030-4138 · (626) 221-1663
Phone(626) 289-5461
Sole ProprietorYes
Enumeration DateJanuary 29, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1609912690 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AM0700X
License✔ Licensed in CA · PA18159
438 EAST LAS TUNAS DR., San Gabriel, CA 91776
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. Stephen Christopher Woo Pa-c 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.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
25 services24 patients
Emergency department visit with low level of medical decision making 99283
An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.
16 services16 patients

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 Stephen Woo's NPI number?

The NPI number for Stephen Woo is 1609912690. It was assigned to this individual provider in the NPPES registry on January 29, 2007.

Where is Stephen Woo located?

Stephen Woo practices at 438 East Las Tunas Dr., San Gabriel, CA 91776. The listed phone number is (626) 289-5461.

What is Stephen Woo's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Is Stephen Woo enrolled in Medicare?

Yes. Stephen Woo is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Stephen Woo was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.