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MRS. SONIA NGUYEN NP
NPI 1689447583
Nurse Practitioner - Family in Whittier, CA

Active since November 02, 2023PECOS Enrolled
12462 PUTNAM ST STE 303, WHITTIER, CA 90602(562) 789-5440(562) 789-4440 Get Directions Write a Review

NPPES record last updated: February 12, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Mrs. Sonia Nguyen Np NPPES

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

MRS. SONIA NGUYEN NP (NPI 1689447583) is an individual family provider in Whittier, California, licensed in California (95027116) and active in the NPI registry since November 2023. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1689447583
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMRS. SONIA NGUYENCredential: NP
Location Address12462 PUTNAM ST STE 303Whittier, CA 90602-1049
Mailing Address12462 Putnam St Ste 303Whittier, CA 90602-1049 · (562) 789-5440 · Fax (562) 789-4440
Phone(562) 789-5440
Fax(562) 789-4440
Sole ProprietorNo
Enumeration DateNovember 2, 2023
Last NPPES UpdateFebruary 12, 2024
NPPES CertifiedFebruary 12, 2024
✔ NPI 1689447583 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 · 95027116
12462 PUTNAM ST STE 303, Whittier, CA 90602
Open in Google Maps ↗

Secondary Practice Locations 2

Location 112401 Washington BlvdWhittier, CA 90602-1006 · Phone (562) 698-0811 · Fax (562) 789-5902
Location 211500 Brookshire AveDowney, CA 90241-4917 · Phone (562) 904-5000 · Fax (562) 904-5140

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Sonia Nguyen Np 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 Reassignments

2

Medicare enrollment records show Sonia Nguyen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Pih Health Physicians
Same address
Obstetrics & Gynecology
12462 PUTNAM STREET
Whittier, CA 90602
  • Reassigned Medicare billing, California enrollment
  • 840 clinicians in this Medicare group
NPI 1821224247 (562) 789-5430
Hoag Clinic
24 mi
Primary Care
510 SUPERIOR AVE
Newport Beach, CA 92663
  • Reassigned Medicare billing, California enrollment
  • 529 clinicians in this Medicare group
NPI 1942799523 (949) 791-3001

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 90602 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
$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.

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.

CORTNEY KALLER RDN. CNSC
Dietitian, Registered
12462 PUTNAM ST STE 303
WHITTIER, CA 90602
Los Angeles County (562) 698-0811
MRS. ANAISSA PUCCIO
Nurse Practitioner (Family)
12462 PUTNAM ST STE 303
WHITTIER, CA 90602
Los Angeles County (562) 789-5440
DR. ALEJANDRO ENRIQUEZ VAZQUEZ M.D.
Obstetrics & Gynecology
12462 PUTNAM ST STE 303
WHITTIER, CA 90602
Los Angeles County (562) 789-5440
DR. CARIZA MERCURIO MD
Obstetrics & Gynecology
12462 PUTNAM ST STE 303
WHITTIER, CA 90602
Los Angeles County (562) 789-5440
NINA HOOSHVAR M.D.
Obstetrics & Gynecology (Gynecology)
12462 PUTNAM ST STE 303
WHITTIER, CA 90602
Los Angeles County (562) 789-5440
KAMILAH DEE EVANS MD
Obstetrics & Gynecology
12462 PUTNAM ST STE 303
WHITTIER, CA 90602
Los Angeles County (562) 789-5440
INGRID HERNANDEZ M.D.
Obstetrics & Gynecology (Gynecology)
12462 PUTNAM ST STE 303
WHITTIER, CA 90602
Los Angeles County (951) 522-8897
MARIEM FUENTES RD, CDE
Dietitian, Registered
12462 PUTNAM ST STE 303
WHITTIER, CA 90602
Los Angeles County (562) 698-0811

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 Sonia Nguyen's NPI number?

The NPI number for Sonia Nguyen is 1689447583. It was assigned to this individual provider in the NPPES registry on November 2, 2023.

Where is Sonia Nguyen located?

Sonia Nguyen practices at 12462 Putnam St Ste 303, Whittier, CA 90602. The listed phone number is (562) 789-5440.

What is Sonia Nguyen's specialty?

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

Is Sonia Nguyen enrolled in Medicare?

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

Which organizations bill Medicare for Sonia Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sonia Nguyen reassigns Medicare benefits to 2 organizations: Pih Health Physicians (Whittier, CA) and Hoag Clinic (Newport Beach, CA). Each 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 Sonia 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 Sonia Nguyen was last updated on February 12, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.