STANLEY NGUYEN
NPI 1164954145
Internal Medicine in Fountain Valley, CA

Active since March 30, 2017PECOS EnrolledAccepts Medicare Assignment
76.74/100
CMS Quality Rating
17360 BROOKHURST ST, FOUNTAIN VALLEY, CA 92708(949) 340-9530(714) 665-1797 Get Directions Write a Review

NPPES record last updated: August 16, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 16, 2021, Mar 21, 2018, Mar 30, 2017 (3 updates tracked since 2017).

About Stanley Nguyen NPPES

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

STANLEY NGUYEN (NPI 1164954145) is an individual internal medicine provider in Fountain Valley, California, licensed in California (20A17845) and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1164954145
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameSTANLEY NGUYEN
Location Address17360 BROOKHURST STFountain Valley, CA 92708-3720
Mailing Address17360 Brookhurst StFountain Valley, CA 92708-3720 · (949) 340-9530 · Fax (714) 665-1797
Fax(714) 665-1797
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateMarch 30, 2017
Last NPPES UpdateAugust 16, 20213 updates tracked since enumeration
NPPES CertifiedAugust 16, 2021
NPI 1164954145 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in CA · 20A17845
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
17360 BROOKHURST ST, Fountain Valley, CA 92708

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

Stanley Nguyen 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 ID1153726658
PECOS Enrollment IDI20210821000332
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.

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
145 services142 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
61 services61 patients
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221
Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.
30 services30 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
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.

76.74/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality80.94
Promoting Interoperability78
Improvement Activities40
Cost55.12

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.

Hospitalist
17360 BROOKHURST ST
FOUNTAIN VALLEY, CA 92708
Internal Medicine
17360 BROOKHURST ST
FOUNTAIN VALLEY, CA 92708
Internal Medicine
17360 BROOKHURST ST
FOUNTAIN VALLEY, CA 92708
Pharmacist
17360 BROOKHURST ST
FOUNTAIN VALLEY, CA 92708
Dietitian, Registered
17360 BROOKHURST ST, ATTN: REGISTERED DIETITIAN DEPARTMENT
FOUNTAIN VALLEY, CA 92708
Nurse Practitioner
17360 BROOKHURST ST
FOUNTAIN VALLEY, CA 92708
Pediatrics
17360 BROOKHURST ST
FOUNTAIN VALLEY, CA 92708
Internal Medicine
17360 BROOKHURST ST
FOUNTAIN VALLEY, CA 92708

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 Stanley Nguyen's NPI number?

The NPI number for Stanley Nguyen is 1164954145. It was assigned to this individual provider in the NPPES registry on March 30, 2017.

Where is Stanley Nguyen located?

Stanley Nguyen practices at 17360 Brookhurst St, Fountain Valley, CA 92708. The listed phone number is (949) 340-9530.

What is Stanley Nguyen's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Stanley Nguyen enrolled in Medicare?

Yes. Stanley 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 Stanley Nguyen was last updated on August 16, 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.