DR. NANG NGUYEN D.O.
NPI 1043326226
Surgery in San Jose, CA

Q: What is Nang Nguyen's NPI number?

The NPI number for Nang Nguyen is 1043326226. It was assigned to this individual provider in the NPPES registry on August 21, 2006.

Q: What is Nang Nguyen's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Nang Nguyen was last updated on November 17, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.

Active since August 21, 2006PECOS Enrolled

200 JOSE FIGUERES AVE, SUITE 225, SAN JOSE, CA 95116(408) 929-5610(408) 929-5215 Get Directions Write a Review

NPPES record last updated: November 17, 2008. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Dr. Nang Nguyen D.o. NPPES

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

DR. NANG NGUYEN D.O. (NPI 1043326226) is an individual surgery provider in San Jose, California, licensed in California (20A8813) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1998).

NPPES Registry Identity

NPI1043326226

Entity TypeIndividualMale

Primary Taxonomy208600000X

Provider Legal NameDR. NANG NGUYENCredential: D.O.

Location Address200 JOSE FIGUERES AVE, SUITE 225San Jose, CA 95116-1500

Mailing Address200 Jose Figueres Ave, Suite 225San Jose, CA 95116-1500 · (408) 929-5610 · Fax (408) 929-5215

Phone(408) 929-5610

Fax(408) 929-5215

Sole ProprietorNo

Medical School CMSOtherGraduated 1998

Enumeration DateAugust 21, 2006

Last NPPES UpdateNovember 17, 2008

✔ NPI 1043326226 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208600000X

License✔ Licensed in CA · 20A8813

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.

200 JOSE FIGUERES AVE, San Jose, CA 95116

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Other Identifiers 2

Medicare ID-Type Unspecified020A88131CA

Medicare UPINI08069CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Nang Nguyen D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5597744359

PECOS Enrollment IDI20040715000607

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.

Medicare Billing Reassignment

Medicare enrollment records show Nang Nguyen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Advanced Surgical Associates

Same address

Surgery

200 JOSE FIGUERES AVE, SUITE 225
San Jose, CA 95116

Reassigned Medicare billing, California enrollment
12 clinicians in this Medicare group

NPI 1013027150 (408) 929-5610

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

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.

74 services74 patients

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.

43 services39 patients

Insertion of central venous tube with port (5 years or older) 36561

A central venous tube with port is a small, flexible tube inserted into a large vein, usually in the chest. It allows for easy administration of medication, fluids, or blood products over a long period. A port is attached under the skin for easy access. It's safe for individuals aged 5 and above.

15 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95116 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

$106.47 typical visit price

range $70.37 – $206.04

Typical copayment $26.61 (range $17.59 – $51.51)

Most-billed visit code 99203

Established Patient

$86.56 typical visit price

range $23.96 – $169.60

Typical copayment $21.64 (range $5.99 – $42.40)

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 20

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

ADVANCED SURGICAL ASSOCIATES

Surgery

200 JOSE FIGUERES AVE, SUITE 225
SAN JOSE, CA 95116

Santa Clara County (408) 929-5610

DR. HABIB TOBBAGI MD

Specialist

200 JOSE FIGUERES AVE, SUITE 260
SAN JOSE, CA 95116

Santa Clara County (408) 259-2013

DR. GALIBA GAITY RAHMAN M.D.

Family Medicine

200 JOSE FIGUERES AVE, STE 260
SAN JOSE, CA 95116

Santa Clara County (408) 258-8050

ADVANCED EYE ASSOCIATES

Durable Medical Equipment & Medical Supplies

200 JOSE FIGUERES AVE, SUITE 350
SAN JOSE, CA 95116

Santa Clara County (408) 923-8138

DR. RAYMOND W. LEE M.D.

Internal Medicine (Hematology & Oncology)

200 JOSE FIGUERES AVE, STE 245
SAN JOSE, CA 95116

Santa Clara County (408) 923-3388

MOBILE DOCS INC

Internal Medicine

200 JOSE FIGUERES AVE, 320
SAN JOSE, CA 95116

Santa Clara County (408) 729-8111

DR. BICHVAN PHAN MD

Obstetrics & Gynecology

200 JOSE FIGUERES AVE, SUITE 370
SAN JOSE, CA 95116

Santa Clara County (408) 929-9211

THOMAS JUN HIRAI MD

Surgery

200 JOSE FIGUERES AVE, #450
SAN JOSE, CA 95116

Santa Clara County (669) 284-8181

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 Nang Nguyen's NPI number?

The NPI number for Nang Nguyen is 1043326226. It was assigned to this individual provider in the NPPES registry on August 21, 2006.

Where is Nang Nguyen located?

Nang Nguyen practices at 200 Jose Figueres Ave Suite 225, San Jose, CA 95116. The listed phone number is (408) 929-5610.

What is Nang Nguyen's specialty?

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

Is Nang Nguyen enrolled in Medicare?

Yes. Nang Nguyen is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Nang Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nang Nguyen reassigns Medicare benefits to Advanced Surgical Associates (San Jose, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Nang Nguyen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Nang Nguyen was last updated on November 17, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.