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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.

THIEN LY THUY NGUYEN MD
NPI 1497445175
Family Medicine in St Augustine, FL

Active since May 08, 2023PECOS Enrolled
8595 SAINT JOHNS PKWY STE B103, ST AUGUSTINE, FL 32092(904) 376-4940(904) 376-4943 Get Directions Write a Review

NPPES record last updated: August 12, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 12, 2026, May 8, 2023 (2 updates tracked since 2023).

About Thien Ly Thuy Nguyen Md NPPES

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

THIEN LY THUY NGUYEN MD (NPI 1497445175) is an individual family medicine provider in St Augustine, Florida, licensed in Florida (ME178423) and active in the NPI registry since May 2023. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1497445175
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameTHIEN LY THUY NGUYENCredential: MD
Location Address8595 SAINT JOHNS PKWY STE B103St Augustine, FL 32092-2064
Mailing AddressPo Box 746638Atlanta, GA 30374-6638 · (904) 202-2092 · Fax (904) 376-4075
Phone(904) 376-4940
Fax(904) 376-4943
Sole ProprietorYes
Enumeration DateMay 8, 2023
Last NPPES UpdateAugust 12, 20262 updates tracked since enumeration
NPPES CertifiedAugust 12, 2026
✔ NPI 1497445175 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in FL · ME178423
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.
8595 SAINT JOHNS PKWY STE B103, St Augustine, FL 32092
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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)

Thien Ly Thuy Nguyen Md 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 32092 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
$87.62 typical visit price
range $56.00 – $171.84
Typical copayment $21.90 (range $14.00 – $42.96)
Most-billed visit code 99203
Established Patient
$99.16 typical visit price
range $17.57 – $139.16
Typical copayment $24.79 (range $4.39 – $34.79)
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 3

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

DR. STEVE RIGAUD MD
Family Medicine
8595 SAINT JOHNS PKWY STE B103
ST AUGUSTINE, FL 32092
St. Johns County (904) 376-4940
MICHAEL GREENBLATT MD
Internal Medicine
8595 SAINT JOHNS PKWY STE B103
ST AUGUSTINE, FL 32092
St. Johns County (904) 376-4940
BAPTIST PRIMARY CARE
Internal Medicine
8595 SAINT JOHNS PKWY STE B103
SAINT AUGUSTINE, FL 32092
St. Johns County (904) 376-4940

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 Thien Ly Nguyen's NPI number?

The NPI number for Thien Ly Nguyen is 1497445175. It was assigned to this individual provider in the NPPES registry on May 8, 2023.

Where is Thien Ly Nguyen located?

Thien Ly Nguyen practices at 8595 Saint Johns Pkwy Ste B103, St Augustine, FL 32092. The listed phone number is (904) 376-4940.

What is Thien Ly Nguyen's specialty?

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

Is Thien Ly Nguyen enrolled in Medicare?

Yes. Thien Ly Nguyen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Thien Ly Nguyen was last updated on August 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.