CHRISTINA NGUYEN LIU RN, CNM, WHNP
NPI 1023551256
Advanced Practice Midwife in Oceanside, CA

Q: What is Christina Liu's NPI number?

The NPI number for Christina Liu is 1023551256. It was assigned to this individual provider in the NPPES registry on November 19, 2016.

Q: What is Christina Liu's specialty?

The primary specialty registered for this NPI is Advanced Practice Midwife with taxonomy code 367A00000X.

Q: When was this NPI record last updated?

The NPPES record for Christina Liu was last updated on January 3, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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 19, 2016PECOS Enrolled

3998 VISTA WAY, OCEANSIDE, CA 92056(760) 901-5200 Get Directions Write a Review

NPPES record last updated: January 3, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 3, 2022, Jan 24, 2020, Nov 19, 2016 (3 updates tracked since 2016).

On this page

About Christina Nguyen Liu Rn, Cnm, Whnp NPPES

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

CHRISTINA NGUYEN LIU RN, CNM, WHNP (NPI 1023551256) is an individual advanced practice midwife in Oceanside, California, licensed in California (235838) and active in the NPI registry since November 2016. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1023551256

Entity TypeIndividualFemale

Primary Taxonomy367A00000X

Provider Legal NameCHRISTINA NGUYEN LIUCredential: RN, CNM, WHNP

Location Address3998 VISTA WAYOceanside, CA 92056-4500

Mailing Address10790 Rancho Bernardo RdSan Diego, CA 92127-5705 · (760) 501-5200

Phone(760) 901-5200

Sole ProprietorNo

Enumeration DateNovember 19, 2016

Last NPPES UpdateJanuary 3, 20223 updates tracked since enumeration

NPPES CertifiedJanuary 24, 2020

✔ NPI 1023551256 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyAdvanced Practice MidwifePhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code367A00000X

License✔ Licensed in CA · 235838

Definition

Advanced practice midwifery encompasses the independent provision of care during pregnancy, childbirth, and the postpartum period; sexual and reproductive health; gynecologic health; and family planning services, including preconception care. Midwives also provide primary care for individuals from adolescence throughout the lifespan as well as care for the healthy newborn during the first 28 days of life. Midwives provide initial and ongoing comprehensive assessment, diagnosis, and treatment. Midwifery care includes health promotion, disease prevention, risk assessment and management, and individualized wellness education and counseling. Source: American College of Nurse-Midwives, www.midwife.org Additional Resources: See the American College of Nurse-Midwives, www.midwife.org, for more information on Certified Nurse-Midwives, Certified Midwives, the American Midwifery Certification Board (AMCB), and licensure.

Also ListedRegistered NurseTaxonomy 163W00000X · License 95038936 (CA)

Also ListedNurse Practitioner · Women's HealthTaxonomy 363LW0102X · License 95005498 (CA)

3998 VISTA WAY, Oceanside, CA 92056

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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)

Christina Nguyen Liu Rn, Cnm, Whnp 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 Christina Liu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Permanente Medical Group Inc

391 mi

Internal Medicine

710 LAWRENCE EXPRESSWAY
Santa Clara, CA 95051

Reassigned Medicare billing, California enrollment
20,078 clinicians in this Medicare group

NPI 1073606299 (408) 851-1000

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 92056 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

$76.87 typical visit price

range $20.62 – $151.42

Typical copayment $19.21 (range $5.15 – $37.85)

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.

COASTAL ORTHOPEDICS & SPORTS MEDICAL GROUP, INC

Orthopaedic Surgery

3998 VISTA WAY, SUITE B
OCEANSIDE, CA 92056

San Diego County (760) 724-5173

PRIMARY CARE ASSOCIATES MEDICAL GROUP, INC

Orthopaedic Surgery

3998 VISTA WAY, SUITE B
OCEANSIDE, CA 92056

San Diego County (760) 724-5173

NORTH COUNTY CARDIOTHORACIC SURGERY A MEDICAL CORPORATION

Thoracic Surgery (Cardiothoracic Vascular Surgery)

3998 VISTA WAY, SUITE A
OCEANSIDE, CA 92056

San Diego County (760) 726-2500

DANIELLE KOBUS NP

Nurse Practitioner (Family)

3998 VISTA WAY
OCEANSIDE, CA 92056

San Diego County (760) 630-4678

COASTAL SURGEONS MEDICAL GROUP

Surgery

3998 VISTA WAY, SUITE 200
OCEANSIDE, CA 92056

San Diego County (760) 724-5352

ADAM S FIERER MD

Surgery

3998 VISTA WAY, STE C200
OCEANSIDE, CA 92056

San Diego County (760) 724-5352

BROOKE TOWNE M.D.

Pain Medicine (Interventional Pain Medicine)

3998 VISTA WAY, 108
OCEANSIDE, CA 92056

San Diego County (760) 941-7336

DR. KENNETH W CARR M.D.

Internal Medicine (Cardiovascular Disease)

3998 VISTA WAY, SUITE 200
OCEANSIDE, CA 92056

San Diego County (760) 941-9440

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 Christina Liu's NPI number?

The NPI number for Christina Liu is 1023551256. It was assigned to this individual provider in the NPPES registry on November 19, 2016.

Where is Christina Liu located?

Christina Liu practices at 3998 Vista Way, Oceanside, CA 92056. The listed phone number is (760) 901-5200.

What is Christina Liu's specialty?

The primary specialty registered for this NPI is Advanced Practice Midwife with taxonomy code 367A00000X.

Is Christina Liu enrolled in Medicare?

Yes. Christina Liu is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Christina Liu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christina Liu reassigns Medicare benefits to Permanente Medical Group Inc (Santa Clara, 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 Christina Liu'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 Christina Liu was last updated on January 3, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.