STEPHANIE THUY TRINH PHAM PA-C
NPI 1144819368
Physician Assistant in Palo Alto, CA

Active since January 12, 2021PECOS EnrolledAccepts Medicare Assignment
500 PASTEUR DR, PALO ALTO, CA 94304(650) 723-4000 Get Directions Write a Review

NPPES record last updated: February 22, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 22, 2023, Oct 27, 2022, Jul 15, 2021 and 2 more (5 updates tracked since 2021).

About Stephanie Thuy Trinh Pham Pa-c NPPES

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

STEPHANIE THUY TRINH PHAM PA-C (NPI 1144819368) is an individual physician assistant in Palo Alto, California, licensed in California (59164) and active in the NPI registry since January 2021. She is enrolled in Medicare PECOS, maintains a secondary practice location in Orange, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1144819368
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameSTEPHANIE THUY TRINH PHAMCredential: PA-C
Location Address500 PASTEUR DRPalo Alto, CA 94304-1048
Mailing Address500 Pasteur DrPalo Alto, CA 94304-1048 · (650) 723-4000
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateJanuary 12, 2021
Last NPPES UpdateFebruary 22, 20235 updates tracked since enumeration
NPPES CertifiedFebruary 22, 2023
NPI 1144819368 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in CA · 59164
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
500 PASTEUR DR, Palo Alto, CA 94304

Secondary Practice Location 1

Location 11310 W Stewart Dr Ste 406Orange, CA 92868-3855 · Phone (714) 532-0793

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Stephanie Thuy Trinh Pham Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4284027996
PECOS Enrollment IDI20220201002119
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94304 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$106.47 typical visit price
range $70.37 – $206.04
Typical copayment $26.61 (range $17.59 – $51.51)
Most-billed visit code 99203
Established Patient
$86.56 typical visit price
range $23.96 – $169.60
Typical copayment $21.64 (range $5.99 – $42.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Student in an Organized Health Care Education/Training Program
500 PASTEUR DR
PALO ALTO, CA 94304
Student in an Organized Health Care Education/Training Program
500 PASTEUR DR
PALO ALTO, CA 94304
Internal Medicine (Geriatric Medicine)
500 PASTEUR DR
PALO ALTO, CA 94304
Student in an Organized Health Care Education/Training Program
500 PASTEUR DR
PALO ALTO, CA 94304
Radiology (Diagnostic Radiology)
500 PASTEUR DR
PALO ALTO, CA 94304
Pharmacist
500 PASTEUR DR
PALO ALTO, CA 94304
Student in an Organized Health Care Education/Training Program
500 PASTEUR DR
PALO ALTO, CA 94304
Pharmacist (Oncology)
500 PASTEUR DR
PALO ALTO, CA 94304

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 Stephanie Pham's NPI number?

The NPI number for Stephanie Pham is 1144819368. It was assigned to this individual provider in the NPPES registry on January 12, 2021.

Where is Stephanie Pham located?

Stephanie Pham practices at 500 Pasteur Dr, Palo Alto, CA 94304. The listed phone number is (650) 723-4000.

What is Stephanie Pham's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Stephanie Pham enrolled in Medicare?

Yes. Stephanie Pham is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Stephanie Pham was last updated on February 22, 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.