TROY TRIEN HOANG MD
NPI 1639304488
Psychiatry & Neurology - Neurology in Washington, DC

Q: What is Troy Hoang's NPI number?

The NPI number for Troy Hoang is 1639304488. It was assigned to this individual provider in the NPPES registry on May 22, 2009.

Q: What is Troy Hoang's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Troy Hoang was last updated on February 27, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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 May 22, 2009PECOS Enrolled

3800 RESERVOIR RD NW, DEPARTMENT OF NEUROLOGY, WASHINGTON, DC 20007(202) 444-2600 Get Directions Write a Review

NPPES record last updated: February 27, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Troy Trien Hoang Md NPPES

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

TROY TRIEN HOANG MD (NPI 1639304488) is an individual neurology provider in Washington, District Of Columbia, licensed in North Carolina (2022-00512) and active in the NPI registry since May 2009. He is enrolled in Medicare PECOS and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1639304488

Entity TypeIndividualMale

Primary Taxonomy2084N0400X

Provider Legal NameTROY TRIEN HOANGCredential: MD

Location Address3800 RESERVOIR RD NW, DEPARTMENT OF NEUROLOGYWashington, DC 20007-2113

Mailing Address3800 Reservoir Rd Nw, Department Of NeurologyWashington, DC 20007-2113 · (202) 444-2600

Phone(202) 444-2600

Sole ProprietorNo

Enumeration DateMay 22, 2009

Last NPPES UpdateFebruary 27, 2024

NPPES CertifiedFebruary 27, 2024

✔ NPI 1639304488 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians

Taxonomy Code2084N0400X

Licenses✔ Licensed in NC · 2022-00512✔ Licensed in DC · MD040783✔ Licensed in MO · 2014007820✔ Licensed in IL · 036142494

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 ListedPsychiatry & Neurology · Clinical NeurophysiologyTaxonomy 2084N0600X · License MD040783 (DC)

3800 RESERVOIR RD NW, Washington, DC 20007

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Secondary Practice Locations 3

Location 1200 Hawthorne LnCharlotte, NC 28204-2515 · Phone (704) 384-9437 · Fax (704) 384-9440

Location 2806 E Walnut StWatseka, IL 60970-1583 · Phone (815) 432-1078 · Fax (815) 432-1079

Location 34 Doctors ParkGibson City, IL 60936-2000 · Phone (217) 784-2806 · Fax (217) 680-0006

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Troy Trien Hoang 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.

Areas of Expertise CMS Part B claims 2

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 high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

17 services13 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20007 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

$147.85 typical visit price

range $65.18 – $194.86

Typical copayment $36.96 (range $16.29 – $48.71)

Most-billed visit code 99204

Established Patient

$113.72 typical visit price

range $21.40 – $158.88

Typical copayment $28.43 (range $5.35 – $39.72)

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.

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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. KAUSTUBH SUBHASH YADWADKAR M.D.

Radiology (Diagnostic Radiology)

3800 RESERVOIR RD NW, CG201
WASHINGTON, DC 20007

District of Columbia (304) 206-7595

FRED MO MD

Orthopaedic Surgery (Orthopaedic Surgery of the Spine)

3800 RESERVOIR RD NW
WASHINGTON, DC 20007

District of Columbia (202) 444-8766

SEBLE YIRGA

Nurse Practitioner (Family)

3800 RESERVOIR RD NW
WASHINGTON, DC 20007

District of Columbia (202) 444-7265

ARLETTE THOMPSON-PILE

Physical Therapy Assistant

3800 RESERVOIR RD NW, PHYSICAL MEDICINE AND REHBAILITATION DEPARTMENT
WASHINGTON, DC 20007

District of Columbia (202) 444-3689

JENNA ELIZABETH HOROWITZ

Physician Assistant (Surgical)

3800 RESERVOIR RD NW, NEUROSURGERY DEPARTMENT
WASHINGTON, DC 20007

District of Columbia (202) 444-2000

HALEY SWANSON FOSTER M.D.

Radiology (Vascular & Interventional Radiology)

3800 RESERVOIR RD NW
WASHINGTON, DC 20007

District of Columbia (202) 444-5022

SOPHIA RIZVI MD

Radiology (Radiation Oncology)

3800 RESERVOIR RD NW
WASHINGTON, DC 20007

District of Columbia (202) 444-2000

CLAIRE DALBY MD

Student in an Organized Health Care Education/Training Program

3800 RESERVOIR RD NW
WASHINGTON, DC 20007

District of Columbia (202) 444-7106

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 Troy Hoang's NPI number?

The NPI number for Troy Hoang is 1639304488. It was assigned to this individual provider in the NPPES registry on May 22, 2009.

Where is Troy Hoang located?

Troy Hoang practices at 3800 Reservoir Rd NW Department Of Neurology, Washington, DC 20007. The listed phone number is (202) 444-2600.

What is Troy Hoang's specialty?

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

Is Troy Hoang enrolled in Medicare?

Yes. Troy Hoang is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Troy Hoang was last updated on February 27, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.