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TAMMY TRANG PA
NPI 1225738826
Physician Assistant in Fountain Valley, CA

Active since March 03, 2023PECOS EnrolledAccepts Medicare Assignment
11420 WARNER AVENUE, FOUNTAIN VALLEY, CA 92708(714) 549-1300(714) 433-3100 Get Directions Write a Review

NPPES record last updated: February 21, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Feb 21, 2025, Nov 18, 2024, Mar 3, 2023 (3 updates tracked since 2023).

About Tammy Trang Pa NPPES

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

TAMMY TRANG PA (NPI 1225738826) is an individual physician assistant in Fountain Valley, California, licensed in California (PA62449) and active in the NPI registry since March 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1225738826
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameTAMMY TRANGCredential: PA
Location Address11420 WARNER AVENUEFountain Valley, CA 92708
Mailing Address15464 Goldenwest St.Westminster, CA 92683 · (714) 891-9008 · Fax (714) 897-7949
Phone(714) 549-1300
Fax(714) 433-3100
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateMarch 3, 2023
Last NPPES UpdateFebruary 21, 20253 updates tracked since enumeration
NPPES CertifiedFebruary 21, 2025
✔ NPI 1225738826 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 · PA62449
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.
11420 WARNER AVENUE, Fountain Valley, CA 92708
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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

Tammy Trang Pa 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 ID8022473156
PECOS Enrollment IDI20230425001687
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 3

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
57 services50 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
23 services23 patients
Urinalysis, manual test 81002
A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92708 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
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 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

TIFFANY HOANG
Physician Assistant
11420 WARNER AVENUE
FOUNTAIN VALLEY, CA 92708
Orange County (714) 549-1300
JAY PATEL
Family Medicine
11420 WARNER AVENUE
FOUNTAIN VALLEY, CA 92708
Orange County (714) 549-1300
ARIEL MURTAGH
Family Medicine
11420 WARNER AVENUE
FOUNTAIN VALLEY, CA 92708
Orange County (714) 549-1300

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 Tammy Trang's NPI number?

The NPI number for Tammy Trang is 1225738826. It was assigned to this individual provider in the NPPES registry on March 3, 2023.

Where is Tammy Trang located?

Tammy Trang practices at 11420 Warner Avenue, Fountain Valley, CA 92708. The listed phone number is (714) 549-1300.

What is Tammy Trang's specialty?

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

Is Tammy Trang enrolled in Medicare?

Yes. Tammy Trang 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 Tammy Trang was last updated on February 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.