DR. DANNY NGUYEN THACH-SONG M.D.
NPI 1235540162
Family Medicine in Ashburn, VA

Q: What is Danny Thach-song's NPI number?

The NPI number for Danny Thach-song is 1235540162. It was assigned to this individual provider in the NPPES registry on May 13, 2014. The provider is also known as Dr. Danny Thach-Song Nguyen MD.

Q: What is Danny Thach-song's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Danny Thach-song was last updated on June 23, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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 13, 2014PECOS EnrolledAccepts Medicare Assignment

93.51/100

CMS Quality Rating

22505 LANDMARK CT STE 210, ASHBURN, VA 20148(571) 612-6600(571) 612-6601 Get Directions Write a Review

NPPES record last updated: June 23, 2022. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Oct 28, 2020, Oct 17, 2020, Aug 23, 2016 (3 updates tracked since 2016).

On this page

About Dr. Danny Nguyen Thach-song M.d. NPPES

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

DR. DANNY NGUYEN THACH-SONG M.D. (NPI 1235540162) is an individual family medicine provider in Ashburn, Virginia, licensed in Virginia (0101263083) and active in the NPI registry since May 2014. He is enrolled in Medicare PECOS, is affiliated with Inova Loudoun Hospital, and is a graduate of Other (2012).

NPPES Registry Identity

NPI1235540162

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameDR. DANNY NGUYEN THACH-SONGCredential: M.D.

Location Address22505 LANDMARK CT STE 210Ashburn, VA 20148-6502

Mailing Address22505 Landmark Ct Ste 210Ashburn, VA 20148-6502 · (571) 612-6600 · Fax (571) 612-6601

Phone(571) 612-6600

Fax(571) 612-6601

Sole ProprietorYes

Medical School CMSOtherGraduated 2012

Enumeration DateMay 13, 2014

Last NPPES UpdateJune 23, 20223 updates tracked since enumeration

NPPES CertifiedJune 23, 2022

✔ NPI 1235540162 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

Licenses✔ Licensed in VA · 0101263083✔ Licensed in PA · MT209857

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.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

22505 LANDMARK CT STE 210, Ashburn, VA 20148

Open in Google Maps ↗

Other Names 1

Former Name (1)Dr. Danny Thach-song Nguyen Md

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. Danny Nguyen Thach-song 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 ID4486940418

PECOS Enrollment IDI20180131001926, I20180223001294

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 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.

184 services94 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

47 services42 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

34 services34 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Inova Loudoun Hospital

Acute Care Hospitals · Leesburg, VA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number490043

Location44045 Riverside ParkwayLeesburg, VA 20176 · Loudoun County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20148 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

$86.88 typical visit price

range $56.19 – $170.30

Typical copayment $21.72 (range $14.04 – $42.57)

Most-billed visit code 99203

Established Patient

$99.13 typical visit price

range $18.07 – $138.91

Typical copayment $24.78 (range $4.51 – $34.72)

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.

93.51/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored through an Alternative Payment Model

Quality

87.02

Promoting Interoperability

100

Improvement Activities

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.

MS. MYSORE VIJAYENDRA MAITRI M.D

Internal Medicine

22505 LANDMARK CT STE 210
ASHBURN, VA 20148

Loudoun County (571) 612-6600

SHRIPRAKASH NANDSHANKAR TRIVEDI MD

Internal Medicine

22505 LANDMARK CT STE 210
ASHBURN, VA 20148

Loudoun County (571) 612-6600

BRANDON JOSEPH FITZPATRICK

Physical Therapist

22505 LANDMARK CT STE 210
ASHBURN, VA 20148

Loudoun County (703) 858-3140

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 Danny Thach-song's NPI number?

The NPI number for Danny Thach-song is 1235540162. It was assigned to this individual provider in the NPPES registry on May 13, 2014. The provider is also known as Dr. Danny Thach-Song Nguyen MD.

Where is Danny Thach-song located?

Danny Thach-song practices at 22505 Landmark Ct Ste 210, Ashburn, VA 20148. The listed phone number is (571) 612-6600.

What is Danny Thach-song's specialty?

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

Is Danny Thach-song enrolled in Medicare?

Yes. Danny Thach-song 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.

Is Danny Thach-song affiliated with any hospitals?

According to CMS data, Danny Thach-song is affiliated with Inova Loudoun Hospital.

When was this NPI record last updated?

The NPPES record for Danny Thach-song was last updated on June 23, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.