NPIMap

Organization Active NPI

Maryland Oncology Hematology, PA

  • Hematology & Oncology Physician
  • Olney, MD
National Provider Identifier
1285500322
Registry record updated Oct 15, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hematology & Oncology PhysicianTaxonomy code 207RH0003X
Legal business name
MARYLAND ONCOLOGY HEMATOLOGY, PA
Practice address
18111 Prince Philip Dr Ste 327
Olney, MD 20832-1507
Phone
(301) 774-6136
Fax
(301) 570-0136
NPI assigned
Oct 15, 2025
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Oct 15, 2025

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

Authorized official

Name
Robert Davis, MR.
Title
Executive Director
Phone
(202) 909-3301

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Hematology & Oncology PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RH0003X Primary

Addresses

Primary practice location

18111 Prince Philip Dr Ste 327
Olney, MD 20832-1507

Mailing address

11720 Beltsville Dr Ste 300
Beltsville, MD 20705-3119
Phone (240) 223-1893

Laboratory certificates & supplier records

Derived by NPIMap

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

CLIA numberLaboratoryCertificateExpires
21D0211975Maryland Oncology Hematology Olney18111 Prince Phillips Drive, Suite 327, Olney, MD 20832ComplianceNov 24, 2026

National Provider Directory

National Provider Directory
Tax ID family
Maryland Oncology Hematology PA38 organizations share this tax ID, including this one

Other organizations with this tax ID 37

Organizations that report the same tax identification number in the National Provider Directory.

View all 37

NPI Registry JSON

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

{
    "created_epoch": "1760486400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1760486400000",
    "number": "1285500322",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "11720 BELTSVILLE DR STE 300",
            "city": "BELTSVILLE",
            "state": "MD",
            "postal_code": "207053119",
            "telephone_number": "240-223-1893",
            "fax_number": "301-326-2926"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "18111 PRINCE PHILIP DR STE 327",
            "city": "OLNEY",
            "state": "MD",
            "postal_code": "208321507",
            "telephone_number": "301-774-6136",
            "fax_number": "301-570-0136"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "MARYLAND ONCOLOGY HEMATOLOGY, PA",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-10-15",
        "last_updated": "2025-10-15",
        "certification_date": "2025-10-15",
        "status": "A",
        "authorized_official_last_name": "DAVIS",
        "authorized_official_first_name": "ROBERT",
        "authorized_official_title_or_position": "EXECUTIVE DIRECTOR",
        "authorized_official_telephone_number": "202-909-3301",
        "authorized_official_credential": "MR."
    },
    "taxonomies": [
        {
            "code": "207RH0003X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Olney, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 15, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • 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.

Verify at the official NPI Registry.