Active NPI
Oncology/Hematology of Loudoun and Reston, P.C.
- Medical Oncology Physician
- Lansdowne, VA
National Provider Identifier
1144325101
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Medical Oncology Physician
- Legal business name
- ONCOLOGY/HEMATOLOGY OF LOUDOUN AND RESTON, P.C.
- Practice address
- 44055 Riverside Pkwy
Suite 224
Lansdowne, VA 20176-5179 - Phone
- (703) 858-3110
- Fax
- (703) 858-3111
- NPI assigned
- Sep 14, 2006
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Mrs. Sarva Rajendra
- Title
- Practice Administrator
- Phone
- (703) 858-3110
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Hematology (Internal Medicine) Physician | 207RH0000X | |||
| Medical Oncology Physician | 207RX0202X | Primary |
Addresses
Primary practice location
44055 Riverside Pkwy
Suite 224
Lansdowne, VA 20176-5179
Mailing address
44055 Riverside Pkwy
Suite 224
Lansdowne, VA 20176-5179
Phone (703) 858-3110
National Provider Directory
National Provider DirectoryLocations
44045 Riverside Pkwy
Ste 224
Lansdowne, VA 20176
19500 Sandridge Way
Ste 450
Leesburg, VA 20176
Phone (703) 656-9805
19500 Sandridge Way
Ste 400
Leesburg, VA 20176
Phone (703) 723-5700
Practitioners & affiliated clinicians
Practitioners 2
Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1158192000000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1757548800000",
"number": "1144325101",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "44055 RIVERSIDE PKWY",
"address_2": "SUITE 224",
"city": "LANSDOWNE",
"state": "VA",
"postal_code": "201765179",
"telephone_number": "703-858-3110",
"fax_number": "703-858-3111"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "44055 RIVERSIDE PKWY",
"address_2": "SUITE 224",
"city": "LANSDOWNE",
"state": "VA",
"postal_code": "201765179",
"telephone_number": "703-858-3110",
"fax_number": "703-858-3111"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "ONCOLOGY/HEMATOLOGY OF LOUDOUN AND RESTON, P.C.",
"organizational_subpart": "NO",
"enumeration_date": "2006-09-14",
"last_updated": "2025-09-11",
"status": "A",
"authorized_official_last_name": "RAJENDRA",
"authorized_official_first_name": "SARVA",
"authorized_official_title_or_position": "PRACTICE ADMINISTRATOR",
"authorized_official_telephone_number": "703-858-3110",
"authorized_official_name_prefix": "Mrs."
},
"taxonomies": [
{
"code": "207RH0000X",
"taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
"desc": "Internal Medicine, Hematology",
"state": null,
"license": null,
"primary": false
},
{
"code": "207RX0202X",
"taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
"desc": "Internal Medicine, Medical Oncology",
"state": null,
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Lansdowne, VA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.