Individual provider Active NPI

Jack Masur

  • Medical Oncology Physician
  • Charlottesville, VA
National Provider Identifier
1346701562
Registry record updated Sep 19, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Medical Oncology PhysicianTaxonomy code 207RX0202X
License
0101286066 Issued in VA
Practice address
1240 Lee St
Charlottesville, VA 22908-1544
Phone
(434) 924-9333
NPI assigned
Mar 29, 2019
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 19, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 0101286066 VA
Medical Oncology Physician 207RX0202X 0101286066 VA Primary

Addresses

Primary practice location

1240 Lee St
Charlottesville, VA 22908-1544

Mailing address

PO Box 749112
Atlanta, GA 30374-9112
Phone (434) 295-1000

Other practice location 1

22 S Greene St Rm N3E09
Baltimore, MD 21201-1544
Phone (410) 328-6110

Other practice location 2

1215 Lee St
Charlottesville, VA 22908-1544
Phone (434) 924-9333

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
I20250823000293 VA Practitioner - Hematology/Oncology 0446582779 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Hematology/Oncology
Education
George Washington University School of Medicine, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

1215 Lee St
Charlottesville, VA 22908-2325
Phone (434) 924-8129

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
0101286066VAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of Virginia Physicians Group CurrentSince Jul 22, 2025 Accepting new patients

Locations

1240 Lee St
Charlottesville, VA 22908

1215 Lee St
Fl 8
Charlottesvle, VA 22908
Phone (434) 924-2500

1215 Lee St
Charlottesvle, VA 22908
Phone (434) 924-0211

Organizations & group practices 1

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 1

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": "1553817600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789776000000",
    "number": "1346701562",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 749112",
            "city": "ATLANTA",
            "state": "GA",
            "postal_code": "303749112",
            "telephone_number": "434-295-1000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1240 LEE ST",
            "city": "CHARLOTTESVILLE",
            "state": "VA",
            "postal_code": "229081544",
            "telephone_number": "434-924-9333"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "22 S Greene St Rm N3E09",
            "address_purpose": "LOCATION",
            "city": "Baltimore",
            "state": "MD",
            "postal_code": "212011544",
            "country_code": "US",
            "telephone_number": "410-328-6110",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1215 Lee St",
            "address_purpose": "LOCATION",
            "city": "Charlottesville",
            "state": "VA",
            "postal_code": "229081544",
            "country_code": "US",
            "telephone_number": "434-924-9333",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MASUR",
        "first_name": "JACK",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-03-29",
        "last_updated": "2026-09-19",
        "certification_date": "2026-09-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "VA",
            "license": "0101286066",
            "primary": false
        },
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "VA",
            "license": "0101286066",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Charlottesville, VA

Sources for this page

Verify at the official NPI Registry.