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LIEN P NGUYEN PA
NPI 1780700948
Physician Assistant in San Diego, CA

Active since March 21, 2007PECOS EnrolledAccepts Medicare Assignment
4647 ZION AVE, SAN DIEGO, CA 92120(619) 528-5000 Get Directions Write a Review

NPPES record last updated: November 29, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Lien P Nguyen Pa NPPES

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

LIEN P NGUYEN PA (NPI 1780700948) is an individual physician assistant in San Diego, California, licensed in California (PA17043) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS and is a graduate of Loma Linda University School Of Medicine (2003).

NPPES Registry Identity

NPI1780700948
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameLIEN P NGUYENCredential: PA
Location Address4647 ZION AVESan Diego, CA 92120-2507
Mailing Address4647 Zion AveSan Diego, CA 92120-2507 · (619) 528-5000
Phone(619) 528-5000
Sole ProprietorNo
Medical School CMSLoma Linda University School Of MedicineGraduated 2003
Enumeration DateMarch 21, 2007
Last NPPES UpdateNovember 29, 2021
✔ NPI 1780700948 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 · PA17043
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.
4647 ZION AVE, San Diego, CA 92120
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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

Lien P Nguyen 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 ID5294638623
PECOS Enrollment IDI20040131000289
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 92120 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
$94.87 typical visit price
range $62.10 – $184.71
Typical copayment $23.71 (range $15.52 – $46.17)
Most-billed visit code 99203
Established Patient
$76.87 typical visit price
range $20.62 – $151.42
Typical copayment $19.21 (range $5.15 – $37.85)
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.

ANN MARIE PENA MD
Obstetrics & Gynecology
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 528-5000
DR. SHWETA WARNER M.D.
Internal Medicine (Infectious Disease)
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 221-6258
DR. MATTHEW JAMES ROOSEVELT M.D.
Internal Medicine
4647 ZION AVE, DEPARTMENT OF HOSPITAL MEDICINE
SAN DIEGO, CA 92120
San Diego County (619) 952-5091
RICHARD FUNG
Pharmacist
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (626) 278-2749
ARDIS L TASCHNER CRNA
Nurse Anesthetist, Certified Registered
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 528-5000
JEANNE HAGER DONAHUE LCSW
Social Worker (Clinical)
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 528-5323
DAVID M. LEVINE MD
Internal Medicine (Pulmonary Disease)
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 528-5000
DALE K. LIEU MD
Internal Medicine (Infectious Disease)
4647 ZION AVE
SAN DIEGO, CA 92120
San Diego County (619) 528-5000

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 Lien Nguyen's NPI number?

The NPI number for Lien Nguyen is 1780700948. It was assigned to this individual provider in the NPPES registry on March 21, 2007.

Where is Lien Nguyen located?

Lien Nguyen practices at 4647 Zion Ave, San Diego, CA 92120. The listed phone number is (619) 528-5000.

What is Lien Nguyen's specialty?

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

Is Lien Nguyen enrolled in Medicare?

Yes. Lien Nguyen 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 Lien Nguyen was last updated on November 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.