MATTHEW NGUYEN
NPI 1356802896
Family Medicine in Santa Maria, CA

Q: What is Matthew Nguyen's NPI number?

The NPI number for Matthew Nguyen is 1356802896. It was assigned to this individual provider in the NPPES registry on March 27, 2019.

Q: What is Matthew Nguyen's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Q: When was this NPI record last updated?

The NPPES record for Matthew Nguyen was last updated on November 3, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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 March 27, 2019PECOS EnrolledAccepts Medicare Assignment

1400 E CHURCH ST, SANTA MARIA, CA 93454(805) 739-3374 Get Directions Write a Review

NPPES record last updated: November 3, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Matthew Nguyen NPPES

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

MATTHEW NGUYEN (NPI 1356802896) is an individual family medicine provider in Santa Maria, California, licensed in California (20A19893) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS and is a graduate of Other (2019).

NPPES Registry Identity

NPI1356802896

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameMATTHEW NGUYEN

Location Address1400 E CHURCH STSanta Maria, CA 93454-5906

Mailing Address325 Distel CirLos Altos, CA 94022-1408

Phone(805) 739-3374

Sole ProprietorNo

Medical School CMSOtherGraduated 2019

Enumeration DateMarch 27, 2019

Last NPPES UpdateNovember 3, 2022

NPPES CertifiedNovember 3, 2022

✔ NPI 1356802896 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in CA · 20A19893

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

1400 E CHURCH ST, Santa Maria, CA 93454

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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 and accepts Medicare assignment

Matthew Nguyen is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9830565274

PECOS Enrollment IDI20221026001161

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

Sutter Bay Medical Foundation

197 mi

Multi-Specialty

795 EL CAMINO REAL
Palo Alto, CA 94301

Reassigned Medicare billing, California enrollment
4,479 clinicians in this Medicare group

NPI 1013950807 (650) 321-4121

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 4

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.

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.

142 services82 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

20 services20 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

19 services19 patients

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.

16 services16 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93454 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

$94.71 typical visit price

range $62.01 – $184.40

Typical copayment $23.67 (range $15.50 – $46.10)

Most-billed visit code 99203

Established Patient

$108.26 typical visit price

range $20.60 – $151.20

Typical copayment $27.06 (range $5.15 – $37.80)

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 20

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

MR. JORDAN RYAN WILLIAMS PA-C

Physician Assistant

1400 E CHURCH ST
SANTA MARIA, CA 93454

Santa Barbara County (805) 739-3000

KATELYN YARNOLD LCSW

Social Worker

1400 E CHURCH ST
SANTA MARIA, CA 93454

Santa Barbara County (805) 739-3000

KENTON JONES DO, MS

Student in an Organized Health Care Education/Training Program

1400 E CHURCH ST
SANTA MARIA, CA 93454

Santa Barbara County (805) 739-3000

ERICA CHENG LIU PA-C

Physician Assistant

1400 E CHURCH ST
SANTA MARIA, CA 93454

Santa Barbara County (855) 980-3683

DR. JAMES W JONES M.D.

Internal Medicine (Nephrology)

1400 E CHURCH ST, BUILDING 8
SANTA MARIA, CA 93454

Santa Barbara County (805) 739-3561

DR. YOSEF DIAB MD

Internal Medicine

1400 E CHURCH ST
SANTA MARIA, CA 93454

Santa Barbara County (805) 475-3640

DR. DAVID ALOYSIUS KETELAAR M.D.

Emergency Medicine

1400 E CHURCH ST
SANTA MARIA, CA 93454

Santa Barbara County (805) 739-3200

DR. DEBRA LYNN WEINSTEIN M.D.

Emergency Medicine

1400 E CHURCH ST
SANTA MARIA, CA 93454

Santa Barbara County (805) 739-3200

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 Matthew Nguyen's NPI number?

The NPI number for Matthew Nguyen is 1356802896. It was assigned to this individual provider in the NPPES registry on March 27, 2019.

Where is Matthew Nguyen located?

Matthew Nguyen practices at 1400 E Church St, Santa Maria, CA 93454. The listed phone number is (805) 739-3374.

What is Matthew Nguyen's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Matthew Nguyen enrolled in Medicare?

Yes. Matthew Nguyen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Matthew Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Nguyen reassigns Medicare benefits to Sutter Bay Medical Foundation (Palo Alto, 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 Matthew 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 Matthew Nguyen was last updated on November 3, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.