Individual provider Active NPI

Marc Lyle Kozam, MD

  • Gastroenterology Physician
  • Olney, MD
National Provider Identifier
1821074014
Registry record updated Sep 17, 2013
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
D44289 Issued in MD
Practice address
18111 Prince Philip Dr
Suite T-14
Olney, MD 20832-1513
Phone
(301) 774-4400
Fax
(301) 774-1034
NPI assigned
Dec 20, 2005
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 17, 2013

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X D44289 MD Primary

Addresses

Primary practice location

18111 Prince Philip Dr
Suite T-14
Olney, MD 20832-1513

Mailing address

18111 Prince Philip Dr
Suite T-14
Olney, MD 20832-1513
Phone (301) 774-4400

Other identifiers 1

IdentifierTypeStateIssuer
090907600MedicaidMD

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC
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
I20061127000333 DC Practitioner - Gastroenterology 3072511104 Reassigns benefits to 1 organization
Practice locations: Olney, MD

Care Compare profile

Medicare Care Compare
Specialty
Gastroenterology
Education
University of Alabama School of Medicine, 1991
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Medstar Medical Group II LLCGroup PAC ID 0547413825, 3,726 clinicians

Practice addresses (Care Compare)

1145 19TH St NW
311 MMG at 19TH Street NW
Washington, DC 20036-3735
Phone (202) 429-2401

18101 Prince Philip Dr
Olney, MD 20832-1514
Phone (301) 570-7404

18105 Prince Philip Dr
Olney, MD 20832-1514
Phone (301) 774-8962

18111 Prince Philip Dr
Olney, MD 20832-1513
Phone (301) 774-7170

18111 Prince Philip Dr
Olney, MD 20832-1522
Phone (301) 774-4400

3007 Tilden St NW
Suite 5N
Washington, DC 20008-3030

Hospital & facility affiliations

  • Medstar Montgomery Medical Center Hospital, Olney, MD, CCN 210018

Merit-based Incentive Payment System (MIPS)

Final score
22.07 of 100Reported as individual
Quality
0
Improvement activities
0
Cost
73.58

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy118
Upper gastrointestinal (GI) endoscopy for acid reflux87

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Medstar Medical Group II LLC CurrentSince Aug 2, 2025 Accepting new patients
Medstar Medical Group II LLC Past Accepting new patients
Frederick Health Hospital Inc Past Accepting new patients

Locations

1145 19th St NW
Ste 311
Washington, DC 20036
Phone (202) 429-2401

18111 Prince Philip Dr
Ste T14
Olney, MD 20832
Phone (301) 260-7616

Ownership & related parties

All facility ownership & control disclosures 1

Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.

FacilityTypeRoleSince
Medstar Montgomery Medical CenterOlney, MD, CCN 210018 Hospital Corporate Director Nov 1, 2018

Owned or controlled facilities with NPI records 1

Facilities whose Medicare enrollment lists this provider as an owner, officer, director or managing party.

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 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": "1135036800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1379376000000",
    "number": "1821074014",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "18111 PRINCE PHILIP DR",
            "address_2": "SUITE T-14",
            "city": "OLNEY",
            "state": "MD",
            "postal_code": "208321513",
            "telephone_number": "301-774-4400",
            "fax_number": "301-774-1034"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "18111 PRINCE PHILIP DR",
            "address_2": "SUITE T-14",
            "city": "OLNEY",
            "state": "MD",
            "postal_code": "208321513",
            "telephone_number": "301-774-4400",
            "fax_number": "301-774-1034"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KOZAM",
        "first_name": "MARC",
        "middle_name": "LYLE",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2005-12-20",
        "last_updated": "2013-09-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "MD",
            "license": "D44289",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "090907600",
            "state": "MD"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Olney, MD

Sources for this page

Verify at the official NPI Registry.