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MS. CHRYSTEEN NGUYEN FNP-C
NPI 1184417107
Nurse Practitioner - Family in San Diego, CA

Active since May 22, 2025PECOS Enrolled
4060 FOURTH AVE STE 310, SAN DIEGO, CA 92103(619) 297-4707 Get Directions Write a Review

NPPES record last updated: May 23, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Ms. Chrysteen Nguyen Fnp-c NPPES

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

MS. CHRYSTEEN NGUYEN FNP-C (NPI 1184417107) is an individual family provider in San Diego, California, licensed in California (95034593) and active in the NPI registry since May 2025. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1184417107
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMS. CHRYSTEEN NGUYENCredential: FNP-C
Location Address4060 FOURTH AVE STE 310San Diego, CA 92103-2120
Mailing Address4060 Fourth Ave Ste 310San Diego, CA 92103-2120 · (619) 297-4707
Phone(619) 297-4707
Sole ProprietorNo
Enumeration DateMay 22, 2025
Last NPPES UpdateMay 23, 2025
NPPES CertifiedMay 23, 2025
✔ NPI 1184417107 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in CA · 95034593
4060 FOURTH AVE STE 310, San Diego, CA 92103
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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)

Ms. Chrysteen Nguyen Fnp-c 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 Chrysteen Nguyen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Genesis Healthcare Partners PC
21 mi
Specialist
320 SANTA FE DR STE 108
Encinitas, CA 92024
  • Reassigned Medicare billing, California enrollment
  • 242 clinicians in this Medicare group
NPI 1548567498 (760) 436-4558

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 92103 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
$94.87 typical visit price
range $62.10 – $184.71
Typical copayment $23.71 (range $15.52 – $46.17)
Most-billed visit code 99203
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
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.

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 Chrysteen Nguyen's NPI number?

The NPI number for Chrysteen Nguyen is 1184417107. It was assigned to this individual provider in the NPPES registry on May 22, 2025.

Where is Chrysteen Nguyen located?

Chrysteen Nguyen practices at 4060 Fourth Ave Ste 310, San Diego, CA 92103. The listed phone number is (619) 297-4707.

What is Chrysteen Nguyen's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Chrysteen Nguyen enrolled in Medicare?

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

Which organization bills Medicare for Chrysteen Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Chrysteen Nguyen reassigns Medicare benefits to Genesis Healthcare Partners PC (Encinitas, 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 Chrysteen 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 Chrysteen Nguyen was last updated on May 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.