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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ELIZABETH NGUYEN DO
NPI 1720615354
Internal Medicine - Gastroenterology in Lafayette, CO

Active since March 24, 2020PECOS Enrolled
1000 W SOUTH BOULDER RD, LAFAYETTE, CO 80026(303) 604-5000 Get Directions Write a Review

NPPES record last updated: July 8, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Jul 8, 2026, Mar 24, 2020 (2 updates tracked since 2020).

About Elizabeth Nguyen Do NPPES

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

ELIZABETH NGUYEN DO (NPI 1720615354) is an individual gastroenterology provider in Lafayette, Colorado, licensed in Colorado (DR.0077351) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1720615354
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameELIZABETH NGUYENCredential: DO
Location Address1000 W SOUTH BOULDER RDLafayette, CO 80026-2752
Mailing Address382 S Arthur AveLouisville, CO 80027-3094
Phone(303) 604-5000
Sole ProprietorNo
Enumeration DateMarch 24, 2020
Last NPPES UpdateJuly 8, 20262 updates tracked since enumeration
NPPES CertifiedJuly 8, 2026
✔ NPI 1720615354 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CO · DR.0077351
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
1000 W SOUTH BOULDER RD, Lafayette, CO 80026
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Elizabeth Nguyen Do 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80026 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
$132.55 typical visit price
range $58.06 – $174.82
Typical copayment $33.13 (range $14.51 – $43.70)
Most-billed visit code 99204
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.

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.

DR. HERMAN ANDREW DAMEK M.D.
Family Medicine
1000 W SOUTH BOULDER RD, SUITE 110
LAFAYETTE, CO 80026
Boulder County (303) 415-4355
DR. STEVEN POCHRON
Physical Therapist
1000 W SOUTH BOULDER RD
LAFAYETTE, CO 80026
Boulder County (303) 415-4075
JULIA MARGARET ENGLE PT
Physical Therapist
1000 W SOUTH BOULDER RD, SUITE 210
LAFAYETTE, CO 80026
Boulder County (303) 604-4664
DR. CHRISTY TRAN KLEINKE DO
Family Medicine
1000 W SOUTH BOULDER RD, SUITE 110
LAFAYETTE, CO 80026
Boulder County (303) 415-4355
JULIE MARIE JUNGMAN
Social Worker (Clinical)
1000 W SOUTH BOULDER RD, SUITE 110
LAFAYETTE, CO 80026
Boulder County (303) 666-7555
GREGORY H. TOY MD
Internal Medicine (Gastroenterology)
1000 W SOUTH BOULDER RD
LAFAYETTE, CO 80026
Boulder County (303) 604-5000
DR. RAMU RAJU MD
Internal Medicine (Gastroenterology)
1000 W SOUTH BOULDER RD
LAFAYETTE, CO 80026
Boulder County (303) 604-5000
DR. JOSEPH E CASSARA M.D.
Internal Medicine (Gastroenterology)
1000 W SOUTH BOULDER RD
LAFAYETTE, CO 80026
Boulder County (303) 604-5000

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 Elizabeth Nguyen's NPI number?

The NPI number for Elizabeth Nguyen is 1720615354. It was assigned to this individual provider in the NPPES registry on March 24, 2020.

Where is Elizabeth Nguyen located?

Elizabeth Nguyen practices at 1000 W South Boulder Rd, Lafayette, CO 80026. The listed phone number is (303) 604-5000.

What is Elizabeth Nguyen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Elizabeth Nguyen enrolled in Medicare?

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

When was this NPI record last updated?

The NPPES record for Elizabeth Nguyen was last updated on July 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 52 days 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.