NPPES file of Aug 9, 2026

Huong Ngoc Thai-Kemprowski, M.D.

Allergy & Immunology Physician · Leesburg, VA

Huong Ngoc Thai-Kemprowski, M.D. is an allergy & immunology physician with a practice address in Leesburg, Virginia, and NPI 1679507719, issued on Jul 11, 2006. Check the license (Virginia 0101226042, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1679507719
Name
Huong Ngoc Thai-Kemprowski
Credential
M.D.
Primary taxonomy
Allergy & Immunology Physician 207K00000X
License number
0101226042 VA
Self-reported in NPPES; status is on the state search
Practice location
19465 Deerfield Ave, Leesburg, VA 20176
Phone
(703) 726-9720
Enumerated
Jul 11, 2006
Record last updated
Jan 5, 2023
Fax
(703) 726-9721
Medicaid ID
010129141 VA
Medicare enrollment
Enrolled (PECOS I20050107000774); accepts Medicare assignment
Medical or professional school
Virginia Commonwealth University, School Of Medicine, 1998
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest allergy & immunology physician records → All 136 in Virginia → Look up another NPI →

Also registered at 19465 Deerfield Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Debora Feeney, NPFamily Nurse Practitioner1568518298
  2. Kim Guastella, CNM,ARNPMidwife1013152784
  3. Virginia Hackenberg, MDGynecology Physician1306830179
  4. Natalie Miller, M.A./CCC-SLPSpeech-Language Pathologist1346529773
  5. Heather Swartz, CNMAdvanced Practice Midwife1083035893
  6. Michael Todd, MDMOHS-Micrographic Surgery Physician1609860337

Verify Huong Ngoc Thai-Kemprowski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersVirginia Department of Health Professions
    Search for license 0101226042    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Virginia license search

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75% fewer Medicare Part D claims than the average allergy & immunology physician in 2024

183 Medicare Part D claims for 46 beneficiaries, against an average of 741 among the 2,899 providers of this specialty who prescribed in Part D. Brand-name drugs were 44% of claims.

  1. Huong Thai-Kemprowski183
  2. Specialty average741

Most prescribed

  1. Azelastine Hcl35 claims
  2. Albuterol Sulfate Hfa15 claims
  3. Montelukast Sodium14 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $1,361.02

47 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 2,496 providers of this specialty with any payment received $8,321.81 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Huong Thai-Kemprowski$1,361.02
  2. Specialty average$8,321.81

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Allergy Asthma And Sinus Center PCLeesburg, VA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Huong Ngoc Thai-Kemprowski among 136 allergy & immunology physician records in Virginia

Huong Ngoc Thai-Kemprowski, M.D. is one of 136 allergy & immunology physician records with a practice address in Virginia. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 24% of them.

  • NPI issued2006 · 24% of these records are older, 47% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated1998 · median 2002 among the 97 with a school on file
  • Record last updated2023 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207K00000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Allergy & Immunology Physician providers in Virginia

There are 136 allergy & immunology physician records in Virginia.

All 136 in Virginia → Every provider in Leesburg → Allergy & Immunology Physician nationwide →

The 8 allergy & immunology physician records with the nearest ZIP codes

  1. Behnam Daghigh, M.D.Leesburg, VA 201761629045729
  2. Shaz Siddiqi, M.D.Lansdowne, VA 201761093750796
  3. Gulbu Uzel, MDLansdowne, VA 201761407971559
  4. Anita Wasan, M.D.Lansdowne, VA 201761093897597
  5. Samantha Cresoe-OrtizHerndon, VA 201701831718907
  6. Jennifer Pedicano, MDHerndon, VA 201701568638229
  7. Donna Schuster, M.D.Herndon, VA 201701639174642
  8. Ngoc Vu, M.D.Herndon, VA 201701164427175

Common questions

What is Huong Ngoc Thai-Kemprowski, M.D.'s NPI number?

Huong Ngoc Thai-Kemprowski, M.D.'s National Provider Identifier (NPI) is 1679507719, issued on Jul 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Huong Ngoc Thai-Kemprowski, M.D. located?

The NPPES record lists a practice address at 19465 Deerfield Ave, Leesburg, VA, 20176. Phone: (703) 726-9720. Providers update this record themselves, so call before visiting.

How can I verify Huong Ngoc Thai-Kemprowski, M.D.'s license?

NPPES lists Virginia license number 0101226042, as entered by the provider. Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Huong Ngoc Thai-Kemprowski, M.D. prescribe under Medicare Part D?

In 2024, Huong Ngoc Thai-Kemprowski, M.D. had 183 Medicare Part D claims for 46 beneficiaries; the average among allergy & immunology physician prescribers was 741. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.