MARILYN ANN NGUYEN DO
NPI 1457704371
Family Medicine in Westminster, CO

Active since July 15, 2016PECOS EnrolledAccepts Medicare Assignment
14300 ORCHARD PKWY FL 2, WESTMINSTER, CO 80023(720) 627-4921 Get Directions Write a Review

NPPES record last updated: December 23, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 23, 2024, Nov 11, 2022, Jul 3, 2019 and 2 more (5 updates tracked since 2016).

About Marilyn Ann Nguyen Do NPPES

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

MARILYN ANN NGUYEN DO (NPI 1457704371) is an individual family medicine provider in Westminster, Colorado, licensed in Colorado (DR0062234) and active in the NPI registry since July 2016. She is enrolled in Medicare PECOS, maintains a secondary practice location in Northglenn, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1457704371
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameMARILYN ANN NGUYENCredential: DO
Location Address14300 ORCHARD PKWY FL 2Westminster, CO 80023-9206
Mailing Address11310 Huron St Ste 100Northglenn, CO 80234-3090 · (303) 450-7435 · Fax (303) 450-7463
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateJuly 15, 2016
Last NPPES UpdateDecember 23, 20245 updates tracked since enumeration
NPPES CertifiedDecember 23, 2024
NPI 1457704371 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in CO · DR0062234
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.
14300 ORCHARD PKWY FL 2, Westminster, CO 80023

Secondary Practice Location 1

Location 111310 Huron St Ste 100Northglenn, CO 80234-3090 · Phone (303) 450-7435 · Fax (303) 450-7463

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Marilyn Ann Nguyen Do 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 ID5294029864
PECOS Enrollment IDI20190622000010
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.

Areas of Expertise CMS Part B claims 3

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.
76 services55 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.
31 services31 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
28 services28 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80023 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
$89.43 typical visit price
range $58.06 – $174.82
Typical copayment $22.35 (range $14.51 – $43.70)
Most-billed visit code 99203
Established Patient
$102.03 typical visit price
range $18.88 – $142.79
Typical copayment $25.50 (range $4.72 – $35.69)
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

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

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier14 claims14 services$67.33 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 3

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

Surgery
14300 ORCHARD PKWY FL 2
WESTMINSTER, CO 80023
Surgery
14300 ORCHARD PKWY FL 2
WESTMINSTER, CO 80023
Internal Medicine (Gastroenterology)
14300 ORCHARD PKWY FL 2
WESTMINSTER, CO 80023

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 Marilyn Nguyen's NPI number?

The NPI number for Marilyn Nguyen is 1457704371. It was assigned to this individual provider in the NPPES registry on July 15, 2016.

Where is Marilyn Nguyen located?

Marilyn Nguyen practices at 14300 Orchard Pkwy Fl 2, Westminster, CO 80023. The listed phone number is (720) 627-4921.

What is Marilyn Nguyen's specialty?

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

Is Marilyn Nguyen enrolled in Medicare?

Yes. Marilyn 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.

What insurance does Marilyn Nguyen accept?

Health plans from UnitedHealthcare list Marilyn Nguyen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Marilyn Nguyen was last updated on December 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.