Active NPI
Vitalena Jennie Leon
- Assistant Behavior Analyst
- MC Lean, VA
National Provider Identifier
1457286437
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Assistant Behavior Analyst
- Practice address
- 8300 Greensboro Dr Ste L1-255
MC Lean, VA 22102-3605 - Phone
- (719) 492-1573
- NPI assigned
- Jun 12, 2026
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Assistant Behavior Analyst | 106E00000X | VA | Primary |
Addresses
Primary practice location
8300 Greensboro Dr Ste L1-255
MC Lean, VA 22102-3605
Mailing address
3895 University Dr
Fairfax, VA 22030-2739
Phone (719) 492-1573
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1781222400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1781222400000",
"number": "1457286437",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3895 UNIVERSITY DR",
"city": "FAIRFAX",
"state": "VA",
"postal_code": "220302739",
"telephone_number": "719-492-1573"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "8300 GREENSBORO DR STE L1-255",
"city": "MC LEAN",
"state": "VA",
"postal_code": "221023605",
"telephone_number": "719-492-1573"
}
],
"practiceLocations": [],
"basic": {
"last_name": "LEON",
"first_name": "VITALENA",
"middle_name": "JENNIE",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-06-12",
"last_updated": "2026-06-12",
"certification_date": "2026-06-12",
"status": "A"
},
"taxonomies": [
{
"code": "106E00000X",
"taxonomy_group": "",
"desc": "Assistant Behavior Analyst",
"state": "VA",
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in MC Lean, VA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 12, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.