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THANG D NGUYEN MD
NPI 1831279009
Surgery in Fountain Valley, CA

Active since October 16, 2006PECOS EnrolledAccepts Medicare Assignment
87.21/100
CMS Quality Rating
11190 WARNER AVE, #301, FOUNTAIN VALLEY, CA 92708(714) 434-0404 Get Directions Write a Review

NPPES record last updated: July 6, 2015. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Thang D Nguyen Md NPPES

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

THANG D NGUYEN MD (NPI 1831279009) is an individual surgery provider in Fountain Valley, California, licensed in California (A76049) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1999).

NPPES Registry Identity

NPI1831279009
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameTHANG D NGUYENCredential: MD
Location Address11190 WARNER AVE, #301Fountain Valley, CA 92708-4047
Mailing Address11190 Warner Ave, #301Fountain Valley, CA 92708-4047 · (714) 434-0404
Phone(714) 434-0404
Sole ProprietorNo
Medical School CMSOtherGraduated 1999
Enumeration DateOctober 16, 2006
Last NPPES UpdateJuly 6, 2015
✔ NPI 1831279009 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
Licenses✔ Licensed in CA · A76049✔ Licensed in CA · 000000A76049
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
11190 WARNER AVE, Fountain Valley, CA 92708
Open in Google Maps ↗

Other Identifiers 1

Medicare PINWA76049ACA

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

Thang D Nguyen Md 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 ID5799714598
PECOS Enrollment IDI20050811000689
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 11

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 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.
237 services228 patients
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.
93 services55 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
63 services63 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
59 services31 patients
Removal of gallbladder using an endoscope 47562
This procedure, known as endoscopic gallbladder removal, involves a surgeon using a special tool called an endoscope to remove your gallbladder through small incisions. It's typically done to treat gallstones and related complications. It's a less invasive method, often leading to quicker recovery.
48 services48 patients
Insertion of non-tunneled central venous tube for infusion (5 years or older) 36556
This procedure involves placing a thin tube into a large vein, usually in the neck or chest, to administer medication or fluids. It's done under local anesthesia to minimize discomfort. It's a standard, safe procedure for individuals aged 5 and above.
44 services38 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.

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.

87.21/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality86.2
Promoting Interoperability91
Improvement Activities40
Cost45.33

Reported Quality Measures

Appropriate Use of DXA Scans in Women Under 65 Years Who Do Not Meet the Risk Factor Profile for Osteoporotic Fracture
Lower rates are better for this measure.
0%77 patients
Cervical Cancer Screening
40%242 patients2/55-star benchmark: 98%
Controlling High Blood Pressure
72%213 patients4/55-star benchmark: 91%
e-Prescribing
97%177 patients4/55-star benchmark: 100%
HIV Screening
20%677 patients2/55-star benchmark: 60%
Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented
26%1,469 patients2/55-star benchmark: 61%
Provide Patients Electronic Access to Their Health Information
100%383 patients5/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

TIEN T NGUYEN M.D. INC.
Neurological Surgery
11190 WARNER AVE, SUITE 305
FOUNTAIN VALLEY, CA 92708
Orange County (714) 433-2000
SLEEP & RESEARCH CENTER OF FOUNTAIN VALLEY
Physiological Laboratory
11190 WARNER AVE, SUITE 401
FOUNTAIN VALLEY, CA 92708
Orange County (714) 979-2999
RICHARD YD LIN
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
11190 WARNER AVE, SUITE 306
FOUNTAIN VALLEY, CA 92708
Orange County (714) 432-9990
KRIS TON PA-C
Physician Assistant (Surgical)
11190 WARNER AVE, SUITE 300
FOUNTAIN VALLEY, CA 92708
Orange County (714) 241-7000
SPECIALTY SURGERY CENTER AT FOUNTAIN VALLEY REGIONAL HOSPITAL LLC
Clinic/Center (Ambulatory Surgical)
11190 WARNER AVE, SUITE 212
FOUNTAIN VALLEY, CA 92708
Orange County (714) 427-0880
AMOS YI PA-C
Physician Assistant (Surgical)
11190 WARNER AVE, SUITE 305
FOUNTAIN VALLEY, CA 92708
Orange County (714) 433-2000
AFSHAN ASHRAF ALI M.D.
Pediatrics (Pediatric Hematology-Oncology)
11190 WARNER AVE, SUITE 307
FOUNTAIN VALLEY, CA 92708
Orange County (714) 545-6400
RAM MUDIYAM MD INC
Orthopaedic Surgery
11190 WARNER AVE, SUITE 310
FOUNTAIN VALLEY, CA 92708
Orange County (714) 979-2401

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 Thang Nguyen's NPI number?

The NPI number for Thang Nguyen is 1831279009. It was assigned to this individual provider in the NPPES registry on October 16, 2006.

Where is Thang Nguyen located?

Thang Nguyen practices at 11190 Warner Ave #301, Fountain Valley, CA 92708. The listed phone number is (714) 434-0404.

What is Thang Nguyen's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Thang Nguyen enrolled in Medicare?

Yes. Thang 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 Thang Nguyen was last updated on July 6, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.