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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.

DOROTHY NGUYEN
NPI 1346842408
Psychiatry & Neurology - Neurology in Saint Louis, MO

Active since November 13, 2020PECOS Enrolled
4921 PARKVIEW PL, SAINT LOUIS, MO 63110(314) 362-6908 Get Directions Write a Review

NPPES record last updated: July 22, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 22, 2026, Jul 11, 2026, Nov 13, 2020 (3 updates tracked since 2020).

About Dorothy Nguyen NPPES

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

DOROTHY NGUYEN (NPI 1346842408) is an individual neurology provider in Saint Louis, Missouri, licensed in Missouri (2026001068) and active in the NPI registry since November 2020. She is enrolled in Medicare PECOS and is a graduate of Un Of California, Irvine, College Of Medicine (2022).

NPPES Registry Identity

NPI1346842408
Entity TypeIndividualFemale
Primary Taxonomy2084N0400X
Provider Legal NameDOROTHY NGUYEN
Location Address4921 PARKVIEW PLSaint Louis, MO 63110-1032
Mailing AddressPo Box 7412011Chicago, IL 60674-2011 · (314) 362-6908
Phone(314) 362-6908
Sole ProprietorNo
Medical School CMSUn Of California, Irvine, College Of MedicineGraduated 2022
Enumeration DateNovember 13, 2020
Last NPPES UpdateJuly 22, 20263 updates tracked since enumeration
NPPES CertifiedJuly 22, 2026
✔ NPI 1346842408 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in MO · 2026001068
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
4921 PARKVIEW PL, Saint Louis, MO 63110
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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)

Dorothy Nguyen is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9335613264
PECOS Enrollment IDI20260701003871
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 63110 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
$128.28 typical visit price
range $55.65 – $169.38
Typical copayment $32.07 (range $13.91 – $42.34)
Most-billed visit code 99204
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
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.

MS. CHERYL ANNE WOOLSEY PA
Physician Assistant
4921 PARKVIEW PL, DIV SURG HPB, STE 12B
SAINT LOUIS, MO 63110
St. Louis City (314) 747-0410
DR. CHARLES PHILLIPS JONES MD
Urology
4921 PARKVIEW PL, DIV SURG UROLOGY, STE 11C
SAINT LOUIS, MO 63110
St. Louis City (314) 362-8200
DR. PRABHA RANGANATHAN MD
Internal Medicine (Rheumatology)
4921 PARKVIEW PL, DIV IM RHEUMATOLOGY, STE 5C
SAINT LOUIS, MO 63110
St. Louis City (314) 286-2635
DR. RALPH GERARD DACEY JR. MD
Neurological Surgery
4921 PARKVIEW PL, DEPT NEUROLOGICAL SURGERY, STE 6B/6C
SAINT LOUIS, MO 63110
St. Louis City (314) 362-3577
DR. KRASIMIRA MIKHAILOVA MIKHOVA MD
Internal Medicine (Clinical Cardiac Electrophysiology)
4921 PARKVIEW PL, DIV IM CARDIOLOGY, STE 8B
SAINT LOUIS, MO 63110
St. Louis City (314) 362-1291
DR. JEE YOUNG HAN MD
Psychiatry & Neurology (Neurology)
4921 PARKVIEW PL, DIV NEUROLOGY AGING AND DEMENTIA, STE 6C
SAINT LOUIS, MO 63110
St. Louis City (314) 362-1408
MS. MAREN JORGENSEN OT
Occupational Therapist
4921 PARKVIEW PL, DEPT OCCUPATIONAL THERAPY, STE 6F
SAINT LOUIS, MO 63110
St. Louis City (314) 286-1669
DR. ADRIAN SHIFREN MD
Internal Medicine (Pulmonary Disease)
4921 PARKVIEW PL, DIV IM PULMONARY AND CCM, 8TH FL
SAINT LOUIS, MO 63110
St. Louis City (314) 454-8917

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 Dorothy Nguyen's NPI number?

The NPI number for Dorothy Nguyen is 1346842408. It was assigned to this individual provider in the NPPES registry on November 13, 2020.

Where is Dorothy Nguyen located?

Dorothy Nguyen practices at 4921 Parkview Pl, Saint Louis, MO 63110. The listed phone number is (314) 362-6908.

What is Dorothy Nguyen's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Dorothy Nguyen enrolled in Medicare?

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

When was this NPI record last updated?

The NPPES record for Dorothy Nguyen was last updated on July 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 28 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.