Robert Antoniuk, M.D.
Emergency Medicine Physician · Mc Lean, VA
Robert Antoniuk, M.D. is an emergency medicine physician with a practice address in Mc Lean, Virginia, and NPI 1285849117, issued on May 14, 2007. Check the license on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Robert Antoniuk
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 244820 NY
MD039151 DC
Self-reported in NPPES; status is on the state search - Practice location
- 8008 Westpark Dr, Mc Lean, VA 22102
- Phone
- (703) 287-6625
- Enumerated
- May 14, 2007
- Entity
- Type 1 · individual
Also registered at 8008 Westpark Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Annalise Abiodun, M.D.MOHS-Micrographic Surgery Physician1437545498
- Jonathan AbrahamEmergency Medicine Physician1831486232
- Adebunmi Adeyiga, MDPediatric Radiology Physician1801057062
- Julie Ambrose, M.D.Obstetrics & Gynecology Physician1043263163
- David An, M.D.Internal Medicine Physician1972922862
- Troy Baker, D.O.Pediatrics Physician1023164910
Verify Robert Antoniuk in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health ProfessionsCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
56% fewer Medicare Part D claims than the average emergency medicine physician in 2024
156 Medicare Part D claims for 130 beneficiaries, against an average of 355 among the 49,029 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Amoxicillin-Clavulanate Potass25 claims
- Prednisone16 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.
One hospital or facility affiliation
- Kaiser Foundation Health Plan OF The Mid Atlantic States, IncLargo, MD
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
17 emergency medicine physician records list a Mc Lean practice address
They are 17 of the 1,563 NPPES records with a Mc Lean practice address, and 1,609 emergency medicine physician records in Virginia.
All 17 in Mc Lean → All 1,609 in Virginia → Every provider in Mc Lean →
Other emergency medicine physician records in Virginia
- Michael Abatzis, MDMechanicsville, VA1346254646
- Gary Abel, MDBlacksburg, VA1245223825
- Kimberly Abel, MDRoanoke, VA1447453980
- Jonathan AbrahamMc Lean, VA1831486232
- Nazir Adam, MDHarrisonburg, VA1023059136
- Anthony Adams, MDSouth Hill, VA1730143330
- Dawn Adams, M.D.Fort Belvoir, VA1891773636
- Winifred Agard, MDLynchburg, VA1902843725
- Jackson Agraz, MDCharlottesville, VA1306423397
- Robert Ah, M.D.Lynchburg, VA1114934379
Common questions
What is Robert Antoniuk, M.D.'s NPI number?
Robert Antoniuk, M.D.'s National Provider Identifier (NPI) is 1285849117, issued on May 14, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Robert Antoniuk, M.D. located?
The NPPES record lists a practice address at 8008 Westpark Dr, Mc Lean, VA, 22102. Phone: (703) 287-6625. Providers update this record themselves, so call before visiting.
How can I verify Robert Antoniuk, M.D.'s license?
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 Robert Antoniuk, M.D. prescribe under Medicare Part D?
In 2024, Robert Antoniuk, M.D. had 156 Medicare Part D claims for 130 beneficiaries; the average among emergency medicine physician prescribers was 355. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.