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DR. NANCY NIENHWA HU M.D.
NPI 1609212141
Psychiatry & Neurology - Neurology in Vienna, VA

Active since May 10, 2013PECOS EnrolledAccepts Medicare Assignment
76.55/100
CMS Quality Rating
8320 OLD COURTHOUSE RD STE 400, VIENNA, VA 22182(703) 226-4000 Get Directions Write a Review

NPPES record last updated: November 18, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Nancy Nienhwa Hu M.d. NPPES

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

DR. NANCY NIENHWA HU M.D. (NPI 1609212141) is an individual neurology provider in Vienna, Virginia, licensed in District Of Columbia ((NONE AT THIS TIME)) and active in the NPI registry since May 2013. She is enrolled in Medicare PECOS and is a graduate of Georgetown University School Of Medicine (2013).

NPPES Registry Identity

NPI1609212141
Entity TypeIndividualFemale
Primary Taxonomy2084N0400X
Provider Legal NameDR. NANCY NIENHWA HUCredential: M.D.
Location Address8320 OLD COURTHOUSE RD STE 400Vienna, VA 22182-3848
Mailing Address8320 Old Courthouse Rd Ste 400Vienna, VA 22182-3848 · (703) 226-4000
Phone(703) 226-4000
Sole ProprietorYes
Medical School CMSGeorgetown University School Of MedicineGraduated 2013
Enumeration DateMay 10, 2013
Last NPPES UpdateNovember 18, 2025
NPPES CertifiedNovember 18, 2025
✔ NPI 1609212141 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 DC · (NONE AT THIS TIME)✔ Licensed in DC · 2084N0400X
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 ListedInternal MedicineTaxonomy 207R00000X · License (NONE AT THIS TIME) (NY)
8320 OLD COURTHOUSE RD STE 400, Vienna, VA 22182
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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 and accepts Medicare assignment

Dr. Nancy Nienhwa Hu M.d. 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 ID941559223
PECOS Enrollment IDI20180820002520
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 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.
56 services44 patients
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.
17 services14 patients
Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or G2212
This service refers to extended doctor visits where your healthcare provider spends additional time evaluating and managing your health beyond the primary procedure's required time. This includes each extra 15 minutes spent by the physician on the same day as the primary service.
14 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22182 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

76.55/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality63.16
Promoting Interoperability100
Improvement Activities40
Cost55.94

Other Providers at the Same Location NPPES

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

BRENDA SUE MILLER RN
Nurse Practitioner (Family)
8320 OLD COURTHOUSE RD STE 400
VIENNA, VA 22182
Fairfax County (703) 226-4000

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 Nancy Hu's NPI number?

The NPI number for Nancy Hu is 1609212141. It was assigned to this individual provider in the NPPES registry on May 10, 2013.

Where is Nancy Hu located?

Nancy Hu practices at 8320 Old Courthouse Rd Ste 400, Vienna, VA 22182. The listed phone number is (703) 226-4000.

What is Nancy Hu's specialty?

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

Is Nancy Hu enrolled in Medicare?

Yes. Nancy Hu 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.

When was this NPI record last updated?

The NPPES record for Nancy Hu was last updated on November 18, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.