Individual provider Active NPI

Lianed Perez Mercado, MD

  • Vascular Neurology Physician
  • Houston, TX
National Provider Identifier
1053949990
Registry record updated Apr 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Vascular Neurology PhysicianTaxonomy code 2084V0102X
License
V0507 Issued in TX
Practice address
9710 Harrowgate Dr
Houston, TX 77031-3117
Phone
(787) 628-5576
NPI assigned
Mar 27, 2020
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Apr 13, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Vascular Neurology Physician 2084V0102X V0507 TX Primary
Neurology Physician 2084N0400X 105431 GA

Addresses

Primary practice location

9710 Harrowgate Dr
Houston, TX 77031-3117

Mailing address

111 E 210TH St
Bronx, NY 10467-2401

Other practice location 1

1000 Johnson Ferry Rd
Atlanta, GA 30342-1606
Phone (404) 851-8000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in GA
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
I20250812001715 GA Practitioner - Neurology 9638611221 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Neurology
Education
Other, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
North Atlanta Professional Services LLCGroup PAC ID 0840291944, 423 clinicians

Practice addresses (Care Compare)

1000 Johnson Ferry Rd NE
Atlanta, GA 30342-1606
Phone (404) 851-8000

Hospital & facility affiliations

  • Northside Hospital Hospital, Atlanta, GA, CCN 110161

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
North Atlanta Professional Services LLC CurrentSince Jul 27, 2025 Accepting new patients
Northside Primary Care Professional Services,LLC Past Accepting new patients
Neuro-Hospitalist of Clear Lake, PLLC Neurology Past Accepting new patients

Locations

1000 Medical Center Blvd
Lawrenceville, GA 30046
Phone (678) 312-3356

1000 Johnson Ferry Rd
Sandy Springs, GA 30342
Phone (404) 851-8737

1000 Johnson Fy Rd NE
Sandy Springs, GA 30342
Phone (404) 851-1000

Interoperability endpoints

  • Direct secure messaging: lianed.perezmercado@hca9.eclinicaldirectplus.com

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": "1585267200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776038400000",
    "number": "1053949990",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "111 E 210TH ST",
            "city": "BRONX",
            "state": "NY",
            "postal_code": "104672401"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9710 HARROWGATE DR",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770313117",
            "telephone_number": "787-628-5576"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1000 Johnson Ferry Rd",
            "address_purpose": "LOCATION",
            "city": "Atlanta",
            "state": "GA",
            "postal_code": "303421606",
            "country_code": "US",
            "telephone_number": "404-851-8000",
            "fax_number": "404-303-3759",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "PEREZ MERCADO",
        "first_name": "LIANED",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2020-03-27",
        "last_updated": "2026-04-13",
        "certification_date": "2026-04-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084V0102X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Vascular Neurology",
            "state": "TX",
            "license": "V0507",
            "primary": true
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "GA",
            "license": "105431",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Houston, TX

Sources for this page

Verify at the official NPI Registry.