Organization Active NPI

GMS Healthcare, LLC

  • General Practice Physician
  • Towson, MD
National Provider Identifier
1891565040
Registry record updated May 14, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Practice PhysicianTaxonomy code 208D00000X
Legal business name
GMS HEALTHCARE, LLC
Practice address
7600 Osler Dr Ste 105
Towson, MD 21204-7705
Phone
(888) 943-0066
Fax
(888) 943-0077
NPI assigned
Jan 8, 2024
Organization subpart
No

NPPES NPI Registry

Updated by the provider on May 14, 2026

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

Authorized official

Name
Brian L Seymore, MD
Title
Principle
Phone
(410) 808-0248

Specialties & licenses 5

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207L00000X
Nephrology PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RN0300X
Neurology PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 2084N0400X
General Practice PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 208D00000X Primary
PodiatristGroup: 193200000X MULTI-SPECIALTY GROUP 213E00000X

Addresses

Primary practice location

7600 Osler Dr Ste 105
Towson, MD 21204-7705

Mailing address

2012 S Tollgate Rd Ste 100
Bel Air, MD 21015-5901
Phone (443) 943-0066

Other identifiers 1

IdentifierTypeStateIssuer
889479500MedicaidMD

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MD

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20240226001985 MD Part B Supplier - Clinic/Group Practice 9638514078 Receives reassigned benefits from 1 practitioner
Practice locations: Bel Air, MD; Towson, MD

National Provider Directory

National Provider Directory

Practitioners & affiliated clinicians

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1704672000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1778716800000",
    "number": "1891565040",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2012 S TOLLGATE RD STE 100",
            "city": "BEL AIR",
            "state": "MD",
            "postal_code": "210155901",
            "telephone_number": "443-943-0066",
            "fax_number": "443-943-0077"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "7600 OSLER DR STE 105",
            "city": "TOWSON",
            "state": "MD",
            "postal_code": "212047705",
            "telephone_number": "888-943-0066",
            "fax_number": "888-943-0077"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "GMS HEALTHCARE, LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2024-01-08",
        "last_updated": "2026-05-14",
        "certification_date": "2026-05-14",
        "status": "A",
        "authorized_official_last_name": "SEYMORE",
        "authorized_official_first_name": "BRIAN",
        "authorized_official_middle_name": "L",
        "authorized_official_title_or_position": "PRINCIPLE",
        "authorized_official_telephone_number": "410-808-0248",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Anesthesiology",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RN0300X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Nephrology",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "208D00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "General Practice",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "213E00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Podiatrist",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "889479500",
            "state": "MD"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Towson, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 14, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.