MRS. COURTNEY PHUONG FNP, MSN
NPI 1285064519
Nurse Practitioner in Sunnyvale, CA

Q: What is Courtney Phuong's NPI number?

The NPI number for Courtney Phuong is 1285064519. It was assigned to this individual provider in the NPPES registry on November 22, 2013.

Q: What is Courtney Phuong's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for Courtney Phuong was last updated on November 22, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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 November 22, 2013PECOS Enrolled

1263 E ARQUES AVE, SUNNYVALE, CA 94085(408) 530-2808(408) 530-2801 Get Directions Write a Review

NPPES record last updated: November 22, 2013. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Mrs. Courtney Phuong Fnp, Msn NPPES

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

MRS. COURTNEY PHUONG FNP, MSN (NPI 1285064519) is an individual nurse practitioner in Sunnyvale, California, licensed in California (23770) and active in the NPI registry since November 2013. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1285064519

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameMRS. COURTNEY PHUONGCredential: FNP, MSN

Location Address1263 E ARQUES AVESunnyvale, CA 94085-4701

Mailing Address1263 E Arques AveSunnyvale, CA 94085-4701 · (408) 530-2808 · Fax (408) 530-2801

Phone(408) 530-2808

Fax(408) 530-2801

Sole ProprietorNo

Enumeration DateNovember 22, 2013

✔ NPI 1285064519 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in CA · 23770

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

1263 E ARQUES AVE, Sunnyvale, CA 94085

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Courtney Phuong Fnp, Msn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Courtney Phuong reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

County Of Santa Clara

2.2 mi

Federally Qualified Health Center (FQHC)

660 S FAIR OAKS AVE, VHC SUNNYVALE
Sunnyvale, CA 94086

Reassigned Medicare billing, California enrollment
2,460 clinicians in this Medicare group

NPI 1528053139 (408) 885-5000

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94085 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

$121.77 typical visit price

range $23.96 – $169.60

Typical copayment $30.44 (range $5.99 – $42.40)

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.

Referred Medical Equipment & Supplies CMS DME claims 5

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supplies for maintenance of insulin infusion catheter, per week A4224

DME-Other DME · category DE017N

4 suppliers15 claims191 services$17.54 avg. paid by Medicare

Supplies for external insulin infusion pump, syringe type cartridge, sterile, each A4225

DME-Other DME · category DE017N

4 suppliers15 claims475 services$2.37 avg. paid by Medicare

Supply allowance for adjunctive continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service A4238

DME-Medical/Surgical Supplies · category DA000N

3 suppliers19 claims19 services$175.07 avg. paid by Medicare

External ambulatory infusion pump, insulin E0784

DME-Other DME · category DE017N

3 suppliers35 claims35 services$296.66 avg. paid by Medicare

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553

DME-Other DME · category DE017N

4 suppliers45 claims45 services$197.44 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 8

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

MRS. LI-HSUEH CHANG MAU L.AC.

Acupuncturist

1263 E ARQUES AVE
SUNNYVALE, CA 94085

Santa Clara County (408) 871-6878

MR. DANIEL ALBERT CERRONE M.D.

Allergy & Immunology

1263 E ARQUES AVE
SUNNYVALE, CA 94085

Santa Clara County (408) 530-2700

YVONNE HO MD

Allergy & Immunology

1263 E ARQUES AVE
SUNNYVALE, CA 94085

Santa Clara County (408) 851-1000

DR. ANDREA ALIOTO PH.D.

Clinical Neuropsychologist

1263 E ARQUES AVE
SUNNYVALE, CA 94085

Santa Clara County (925) 323-5594

JOHN CHENG YANG PAN MD

Physical Medicine & Rehabilitation (Pain Medicine)

1263 E ARQUES AVE, PHYSICAL MEDICINE & REHABILITATION
SUNNYVALE, CA 94085

Santa Clara County (408) 530-2900

DR. KEVIN WANG MD

Physical Medicine & Rehabilitation (Pain Medicine)

1263 E ARQUES AVE, ARQUES MEDICAL OFFICES
SUNNYVALE, CA 94085

Santa Clara County (408) 530-2900

ALANNA BURNETT STINSON MD

Allergy & Immunology

1263 E ARQUES AVE
SUNNYVALE, CA 94085

Santa Clara County (408) 851-1000

MAYNARD LAM PHARMD

Pharmacist

1263 E ARQUES AVE
SUNNYVALE, CA 94085

Santa Clara County (408) 530-2806

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 Courtney Phuong's NPI number?

The NPI number for Courtney Phuong is 1285064519. It was assigned to this individual provider in the NPPES registry on November 22, 2013.

Where is Courtney Phuong located?

Courtney Phuong practices at 1263 E Arques Ave, Sunnyvale, CA 94085. The listed phone number is (408) 530-2808.

What is Courtney Phuong's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Courtney Phuong enrolled in Medicare?

Yes. Courtney Phuong is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Courtney Phuong's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Courtney Phuong reassigns Medicare benefits to County Of Santa Clara (Sunnyvale, 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 Courtney Phuong'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 Courtney Phuong was last updated on November 22, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.