Active NPI
Bidhan Kunwar, MD
- Internal Medicine Physician
- Leesburg, VA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- 0101260206
- Practice address
- 44045 Riverside Pkwy
Leesburg, VA 20176-5101 - Phone
- (703) 858-6000
- Fax
- (703) 858-6900
- NPI assigned
- Dec 20, 2010
- Sex
- Male
- 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 |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 0101260206 | VA | Primary |
Addresses
Primary practice location
44045 Riverside Pkwy
Leesburg, VA 20176-5101
Mailing address
PO Box 37174
Baltimore, MD 21297-3174
Phone (571) 423-5699
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in DC, VA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Hospitalist
- Education
- Other, 2007
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
224 A Cornwall St NW
Leesburg, VA 20176-2701
Phone (703) 771-2837
224 B Cornwall NWST
Leesburg, VA 20176-2701
224 Cornwall St NW
Leesburg, VA 20176-2701
Phone (703) 771-2894
3600 Joseph Siewick Dr
Fairfax, VA 22033-1709
Phone (703) 391-3558
44045 Rivderside Pkwy
Leesburg, VA 20176-5101
Hospital & facility affiliations
Merit-based Incentive Payment System (MIPS)
- Final score
- 92.99 of 100
- Quality
- 91.31
- Improvement activities
- 40
- Cost
- 79.05
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 0101260206 | VA | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Fair Oaks Hospitalist Physicians, PLLC | Hospitalist | Current | Accepting new patients |
Locations
3600 Joseph Siewick Dr
Fairfax, VA 22033
Phone (703) 391-3037
Interoperability endpoints
- bkunwar227622@soc.inova.org
Organizations & group practices 2
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
Hospital & facility affiliations 5
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba Inova Loudoun Hospital
- Psychiatric Hospital Unit
- Leesburg, VA
- NPI 1285786228
-
dba Inova Loudoun Hospital
- General Acute Care Hospital
- Leesburg, VA
- NPI 1376564302
-
dba Inova Fairfax Hospital
- Rehabilitation Hospital Unit
- Falls Church, VA
- NPI 1588795462
-
dba Inova Fair Oaks Hospital
- General Acute Care Hospital
- Fairfax, VA
- NPI 1760513980
-
dba Inova Fairfax Hospital
- General Acute Care Hospital
- Falls Church, VA
- NPI 1831220714
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1292803200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1777939200000",
"number": "1174826887",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 37174",
"city": "BALTIMORE",
"state": "MD",
"postal_code": "212973174",
"telephone_number": "571-423-5699",
"fax_number": "571-423-5698"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "44045 RIVERSIDE PKWY",
"city": "LEESBURG",
"state": "VA",
"postal_code": "201765101",
"telephone_number": "703-858-6000",
"fax_number": "703-858-6900"
}
],
"practiceLocations": [],
"basic": {
"last_name": "KUNWAR",
"first_name": "BIDHAN",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2010-12-20",
"last_updated": "2026-05-05",
"certification_date": "2026-05-05",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "VA",
"license": "0101260206",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Leesburg, VA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 5, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.