Regina Siles, BCBA
Behavior Analyst · Ashburn, VA
Regina Siles, BCBA is a behavior analyst with a practice address in Ashburn, Virginia, and NPI 1124960299, issued on Apr 8, 2026. Check the license (Virginia BACB699520, as entered in NPPES) with the Virginia board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Regina Siles
- Credential
- BCBA
- Primary taxonomy
- Behavior Analyst 103K00000X
- License number
- BACB699520 VA
Self-reported in NPPES; status is on the state search - Practice location
- 43244 Hay RD, Ashburn, VA 20147
- Phone
- (703) 574-5113
- Enumerated
- Apr 8, 2026
- Entity
- Type 1 · individual
Also registered at 43244 Hay RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alena Abalikhina, BCBA, LBABehavior Analyst1295337624
Verify Regina Siles in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Virginia board licenses this profession
Search for license BACB699520Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
50 behavior analyst records list a Ashburn practice address
They are 50 of the 1,192 NPPES records with a Ashburn practice address, and 2,572 behavior analyst records in Virginia. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 50 in Ashburn → All 2,572 in Virginia → Every provider in Ashburn →
Other behavior analyst records in Virginia
- Alena Abalikhina, BCBA, LBAAshburn, VA1295337624
- Carla AbarcaAlexandria, VA1891267837
- Suhad Abdallah, BCBAMc Lean, VA1457207763
- Hodan AbdiAshburn, VA1508344151
- Kosar AbdiWoodbridge, VA1841112570
- Marwah AbdullahSterling, VA1710488978
- Ashanti Abram, M.S, LBANorth Chesterfield, VA1255100145
- Jessica Acevedo, RBTMc Lean, VA1417463803
- Diana Achim, BCBA, LBAFairfax, VA1982032678
- Katherine Acker, RBTMidlothian, VA1720551849
Common questions
What is Regina Siles, BCBA's NPI number?
Regina Siles, BCBA's National Provider Identifier (NPI) is 1124960299, issued on Apr 8, 2026. An NPI identifies a provider in billing; it is not a license.
Where is Regina Siles, BCBA located?
The NPPES record lists a practice address at 43244 Hay RD, Ashburn, VA, 20147. Phone: (703) 574-5113. Providers update this record themselves, so call before visiting.
How can I verify Regina Siles, BCBA's license?
NPPES lists Virginia license number BACB699520, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.