NPIMap

Individual provider Active NPI

Robert Langon Davison Jr., M.D.

  • Internal Medicine Physician
  • Waldorf, MD
National Provider Identifier
1629031745
Registry record updated Aug 18, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
D40479 Issued in MD
Practice address
10 St. Patrick's Drive
Waldorf, MD 20603-4527
Phone
(301) 705-7870
Fax
(301) 705-7628
NPI assigned
Apr 10, 2006
Last updated
Aug 18, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 18, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X D40479 MD Primary

Addresses

Primary practice location

10 St. Patrick's Drive
Waldorf, MD 20603-4527

Mailing address

24035 Three Notch Rd
Hollywood, MD 20636-4871
Phone (301) 373-7900

Other identifiers 1

IdentifierTypeStateIssuer
347951000MedicaidMD

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MD, DC2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20081111000200 MD Practitioner - Internal Medicine 1355429788 Reassigns benefits to 1 organization
I20201201002254 DC Practitioner - Internal Medicine 1355429788 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Boston University School of Medicine, 1987
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

10 Saint Patricks Dr
Waldorf, MD 20603-4527
Phone (301) 373-7900

24035 Three Notch Rd
Hollywood, MD 20636-4871

6710 Oxon Hill Rd
Suite 200
Oxon Hill, MD 20745-1124
Phone (301) 373-7900

950 E Swann Creek Rd
Fort Washington, MD 20744
Phone (301) 292-7270

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
81.41 of 100Reported as group
Quality
61.45
Promoting interoperability
96
Improvement activities
40
Cost
79.91

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Medstar Medical Group - Southern Maryland LLC Current Accepting new patients
Medstar Medical Group - Southern Maryland LLC CurrentSince Nov 1, 2020 Accepting new patients
Medstar Medical Group - Southern Maryland LLC Internal Medicine CurrentSince Apr 1, 2015 Accepting new patients
Frederick Health Hospital Inc Past Accepting new patients
Maryland Healthcare Associates LLC Internal Medicine Past Accepting new patients

Locations

950 E Swan Creek Rd
Ft Washington, MD 20744
Phone (301) 292-0236

24035 Three Notch Rd
Hollywood, MD 20636
Phone (301) 373-2588

22650 Cedar Lane Ct
Leonardtown, MD 20650
Phone (301) 475-5021

10 Saint Patricks Dr
Waldorf, MD 20603
Phone (301) 705-7870

12070 Old Line Ctr
Ste 100
Waldorf, MD 20602
Phone (301) 705-7870

4240 Altamont Pl
White Plains, MD 20695
Phone (240) 448-2726

Interoperability endpoints

  • Direct secure messaging: robert.davisonmd.p2@direct.msmg.nextgenshare.com

Organizations & group practices 5

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 3

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": "1144627200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787011200000",
    "number": "1629031745",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "24035 THREE NOTCH RD",
            "city": "HOLLYWOOD",
            "state": "MD",
            "postal_code": "206364871",
            "telephone_number": "301-373-7900",
            "fax_number": "301-373-6900"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10 ST. PATRICK'S DRIVE",
            "city": "WALDORF",
            "state": "MD",
            "postal_code": "206034527",
            "telephone_number": "301-705-7870",
            "fax_number": "301-705-7628"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DAVISON",
        "first_name": "ROBERT",
        "middle_name": "LANGON",
        "name_suffix": "Jr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-04-10",
        "last_updated": "2026-08-18",
        "certification_date": "2026-08-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MD",
            "license": "D40479",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "347951000",
            "state": "MD"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Waldorf, MD

Sources for this page

Verify at the official NPI Registry.