Individual provider Active NPI

Robert David Lafsky, M.D.

  • Gastroenterology Physician
  • Leesburg, VA
National Provider Identifier
1336124163
Registry record updated Apr 12, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
0101031988 Issued in VA
Practice address
19450 Deerfield Avenue, Suite 335
Leesburg, VA 20176-6822
Phone
(703) 858-3060
Fax
(703) 858-3061
NPI assigned
Dec 14, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 12, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X 0101031988 VA Primary
Internal Medicine Physician 207R00000X 0101031988 VA

Addresses

Primary practice location

19450 Deerfield Avenue, Suite 335
Leesburg, VA 20176-6822

Mailing address

224 D Cornwall Street NW
Ste 403
Leesburg, VA 20176-2704
Phone (703) 737-6010

Other identifiers 2

IdentifierTypeStateIssuer
1336124163MedicaidVA
30015943370001MedicaidVA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in VA
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20110104000632 VA Practitioner - GastroenterologyPractitioner - Internal Medicine 7517036759 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
GastroenterologyAlso: Internal Medicine
Education
Perelman School of Med at the University of Pennsylvania, 1975
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Loudoun Medical Group, PCGroup PAC ID 0042119661, 272 clinicians

Practice addresses (Care Compare)

20955 Professional PLZ
Suite 200
Ashburn, VA 20147-3405
Phone (703) 729-7652

44035 Riverside Pkwy
Suite 440
Leesburg, VA 20176-8260
Phone (703) 858-9966

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
92.65 of 100Reported as apm
Quality
85.31
Promoting interoperability
100
Improvement activities
40

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy174
Upper gastrointestinal (GI) endoscopy for acid reflux63

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
0101031988VAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Loudoun Medical Group, PC Internal Medicine CurrentSince Sep 1, 2012 Accepting new patients
Loudoun Medical Group, PC CurrentSince Sep 1, 2012 Accepting new patients
Frederick Health Hospital Inc Past Accepting new patients

Locations

20955 Professional Plz
Ste 200
Ashburn, VA 20147
Phone (703) 729-7652

44055 Riverside Pkwy
Ste 226
Leesburg, VA 20176
Phone (202) 321-8162

224D Cornwall St NW
Ste 403
Leesburg, VA 20176
Phone (703) 737-6001

19450 Deerfield Ave
Ste 265
Leesburg, VA 20176
Phone (703) 726-8687

44055 Riverside Pkwy
#20811302
Leesburg, VA 20176
Phone (703) 729-7652

Interoperability endpoints

  • Direct secure messaging: robert.lafsky@lmg1.eclinicaldirectplus.com

Organizations & group practices 3

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 2

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1134518400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775952000000",
    "number": "1336124163",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "224 D CORNWALL STREET NW",
            "address_2": "STE 403",
            "city": "LEESBURG",
            "state": "VA",
            "postal_code": "201762704",
            "telephone_number": "703-737-6010",
            "fax_number": "703-443-8643"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "19450 DEERFIELD AVENUE, SUITE 335",
            "city": "LEESBURG",
            "state": "VA",
            "postal_code": "201766822",
            "telephone_number": "703-858-3060",
            "fax_number": "703-858-3061"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LAFSKY",
        "first_name": "ROBERT",
        "middle_name": "DAVID",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-12-14",
        "last_updated": "2026-04-12",
        "certification_date": "2026-04-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "VA",
            "license": "0101031988",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "VA",
            "license": "0101031988",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1336124163",
            "state": "VA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "30015943370001",
            "state": "VA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Leesburg, VA

Sources for this page

Verify at the official NPI Registry.