NPIMap

Organization Active NPI

MSC Ambulatory Surgical Center LLC

  • Ambulatory Surgical Clinic/Center
  • Frederick, MD
National Provider Identifier
1710032842
Registry record updated Jun 22, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ambulatory Surgical Clinic/CenterTaxonomy code 261QA1903X
License
21C0001422 Issued in MD
Legal business name
MSC AMBULATORY SURGICAL CENTER LLC
Practice address
77 Thomas Johnson Dr
Ste E
Frederick, MD 21702-4893
Phone
(301) 695-8346
Fax
(301) 624-5837
NPI assigned
Jan 25, 2007
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jun 22, 2026

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

Authorized official

Name
Paul McNeill, MDNPI 1437111960
Title
Authorized Official
Phone
(301) 695-8346

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Ambulatory Surgical Clinic/Center 261QA1903X 21C0001422 MD Primary

Addresses

Primary practice location

77 Thomas Johnson Dr
Ste E
Frederick, MD 21702-4893

Mailing address

77 Thomas Johnson Dr Ste E
Frederick, MD 21702-4893
Phone (301) 695-8346

Other practice location 1

6410 Rockledge Dr
Bethesda, MD 20817-1809
Phone (301) 581-0170

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20070213000683 MD Part B Supplier - Ambulatory Surgical Center 6608878012 Receives reassigned benefits from 2 practitioners
Practice locations: Frederick, MD

Other NPIs with the same Medicare PAC ID 1

NPIs whose Medicare enrollments share a PECOS associate control ID (the same enrolled entity).

Care Compare: Ambulatory surgical center

Medicare Care Compare
Listed as
MSC Ambulatory Surgical CenterCCN 21C0001422
Medicare certification status
ActiveFrom the Provider of Services file

National Provider Directory

National Provider Directory
Tax ID family
MSC Ambulatory Surgical Center2 organizations share this tax ID, including this one

Other organizations with this tax ID 1

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

Practitioners & affiliated clinicians

Practitioners 2

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": "1169683200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1782086400000",
    "number": "1710032842",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "77 THOMAS JOHNSON DR STE E",
            "city": "FREDERICK",
            "state": "MD",
            "postal_code": "217024893",
            "telephone_number": "301-695-8346",
            "fax_number": "301-668-7819"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "77 THOMAS JOHNSON DR",
            "address_2": "STE E",
            "city": "FREDERICK",
            "state": "MD",
            "postal_code": "217024893",
            "telephone_number": "301-695-8346",
            "fax_number": "301-624-5837"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "6410 Rockledge Dr",
            "address_purpose": "LOCATION",
            "city": "Bethesda",
            "state": "MD",
            "postal_code": "208171809",
            "country_code": "US",
            "telephone_number": "301-581-0170",
            "fax_number": "301-624-5837",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "organization_name": "MSC AMBULATORY SURGICAL CENTER LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2007-01-25",
        "last_updated": "2026-06-22",
        "certification_date": "2026-06-22",
        "status": "A",
        "authorized_official_last_name": "MCNEILL",
        "authorized_official_first_name": "PAUL",
        "authorized_official_title_or_position": "AUTHORIZED OFFICIAL",
        "authorized_official_telephone_number": "301-695-8346",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "261QA1903X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Ambulatory Surgical",
            "state": "MD",
            "license": "21C0001422",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Frederick, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 22, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • 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.