MS. CAROLINE NGUYEN P.A.
NPI 1669897047
Physician Assistant in Orange, CA

Active since February 21, 2014PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
101 THE CITY DR S BLDG 29, ORANGE, CA 92868(714) 456-7005 Get Directions Write a Review

NPPES record last updated: March 21, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 21, 2023, Mar 17, 2018, Nov 3, 2017 and 1 more (4 updates tracked since 2017).

About Ms. Caroline Nguyen P.a. NPPES

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

MS. CAROLINE NGUYEN P.A. (NPI 1669897047) is an individual physician assistant in Orange, California, licensed in California (51442) and active in the NPI registry since February 2014. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1669897047
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMS. CAROLINE NGUYENCredential: P.A.
Location Address101 THE CITY DR S BLDG 29Orange, CA 92868-3201
Mailing Address200 S Manchester Ave Ste 300Orange, CA 92868-3219 · (714) 456-2986
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateFebruary 21, 2014
Last NPPES UpdateMarch 21, 20234 updates tracked since enumeration
NPPES CertifiedMarch 21, 2023
NPI 1669897047 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 · 51442
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.

101 THE CITY DR S BLDG 29, Orange, CA 92868

Secondary Practice Locations 2

Location 116300 Sand Canyon Ave. Suite 405Irvine, CA 92618 · Phone (949) 825-7650 · Fax (949) 825-7648
Location 2720 N Tustin Ave Ste 104Santa Ana, CA 92705-3606 · Phone (949) 825-7650 · Fax (949) 825-7648

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

Ms. Caroline Nguyen P.a. 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 ID5092947077
PECOS Enrollment IDI20140404001280
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

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 moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
32 services30 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92868 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality82.4
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 15

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

Internal Medicine
101 THE CITY DR S BLDG 29
ORANGE, CA 92868
Internal Medicine (Infectious Disease)
101 THE CITY DR S BLDG 29
ORANGE, CA 92868
Internal Medicine
101 THE CITY DR S BLDG 29
ORANGE, CA 92868
Student in an Organized Health Care Education/Training Program
101 THE CITY DR S BLDG 29
ORANGE, CA 92868
Student in an Organized Health Care Education/Training Program
101 THE CITY DR S BLDG 29
ORANGE, CA 92868
Nurse Practitioner
101 THE CITY DR S BLDG 29
ORANGE, CA 92868
Student in an Organized Health Care Education/Training Program
101 THE CITY DR S BLDG 29
ORANGE, CA 92868
Internal Medicine
101 THE CITY DR S BLDG 29
ORANGE, CA 92868

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 Caroline Nguyen's NPI number?

The NPI number for Caroline Nguyen is 1669897047. It was assigned to this individual provider in the NPPES registry on February 21, 2014.

Where is Caroline Nguyen located?

Caroline Nguyen practices at 101 The City Dr S Bldg 29, Orange, CA 92868. The listed phone number is (714) 456-7005.

What is Caroline Nguyen's specialty?

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

Is Caroline Nguyen enrolled in Medicare?

Yes. Caroline 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 Caroline Nguyen was last updated on March 21, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.