NPIMap

Organization Active NPI

Quality Medical Specialists LLC

  • Internal Medicine Physician
  • Las Vegas, NV
National Provider Identifier
1154948024
Registry record updated Apr 23, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
Legal business name
QUALITY MEDICAL SPECIALISTS LLC
Practice address
2255 Renaissance Dr Ste B
Las Vegas, NV 89119-6795
Phone
(702) 500-1728
Fax
(702) 356-3102
NPI assigned
Jun 26, 2020
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Apr 23, 2026

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

Authorized official

Name
Dr. Roy Marie Amoroso Margallo, MDNPI 1538314950
Title
Managing Member
Phone
(725) 500-8048

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
Internal Medicine PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207R00000X Primary

Addresses

Primary practice location

2255 Renaissance Dr Ste B
Las Vegas, NV 89119-6795

Mailing address

2255 Renaissance Dr Ste B
Las Vegas, NV 89119-6795
Phone (702) 500-1728

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20200721002422 NV Part B Supplier - Clinic/Group Practice 1759705932 Receives reassigned benefits from 3 practitioners
Practice locations: Las Vegas, NV

National Provider Directory

National Provider Directory

Locations

2350 Ione Rd
Las Vegas, NV 89183
Phone (702) 339-7149

2255 Renaissance Dr
Ste B
Las Vegas, NV 89119
Phone (702) 500-1728

Practitioners & affiliated clinicians

Practitioners 4

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": "1593129600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1776902400000",
    "number": "1154948024",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2255 RENAISSANCE DR STE B",
            "city": "LAS VEGAS",
            "state": "NV",
            "postal_code": "891196795",
            "telephone_number": "702-500-1728",
            "fax_number": "702-356-3102"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2255 RENAISSANCE DR STE B",
            "city": "LAS VEGAS",
            "state": "NV",
            "postal_code": "891196795",
            "telephone_number": "702-500-1728",
            "fax_number": "702-356-3102"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "QUALITY MEDICAL SPECIALISTS LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2020-06-26",
        "last_updated": "2026-04-23",
        "certification_date": "2026-04-23",
        "status": "A",
        "authorized_official_last_name": "MARGALLO",
        "authorized_official_first_name": "ROY MARIE",
        "authorized_official_middle_name": "AMOROSO",
        "authorized_official_title_or_position": "MANAGING MEMBER",
        "authorized_official_telephone_number": "725-500-8048",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Las Vegas, NV

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 23, 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.