NPIMap

Individual provider Active NPI

Mario Alexander Nievas, CRNA

  • Certified Registered Nurse Anesthetist
  • Pensacola, FL
National Provider Identifier
1043553944
Registry record updated Mar 29, 2013
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
ARNP9358885 Issued in FL
Practice address
8383 N Davis Hwy
Pensacola, FL 32514-6039
Phone
(850) 494-6098
Fax
(850) 494-5150
NPI assigned
Mar 29, 2013
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Mar 29, 2013

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X ARNP9358885 FL Primary

Addresses

Primary practice location

8383 N Davis Hwy
Pensacola, FL 32514-6039

Mailing address

1240 2ND St
Gulfport, MS 39501-2217
Phone (228) 343-9898

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20140213001006 MS Practitioner - Certified Registered Nurse Anesthetist (Crna) 1951549518 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2008
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Etas PLLCGroup PAC ID 8123481934, 43 clinicians

Practice addresses (Care Compare)

4500 13TH St
Gulfport, MS 39501-2515
Phone (228) 867-4000

Hospital & facility affiliations

  • Memorial Hospital at Gulfport Hospital, Gulfport, MS, CCN 250019

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Registered Nurse

State licenses

LicenseStateTypeSpecialty
ARNP9358885FLMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Ochsner Mississippi, LLC Current Accepting new patients
Etas, PLLC CurrentSince Aug 1, 2023 Accepting new patients
Memorial Hospital at Gulfport CurrentSince Mar 15, 2014 Accepting new patients
Ochsner Mississippi, LLC CurrentSince Apr 1, 2018 Accepting new patients
Hogan Surgical Center, P. a. - Crna Services Nurse Anesthetist, Certified Registered CurrentSince Nov 1, 2014 Accepting new patients
Best Anesthesia, PLLC CurrentSince Aug 29, 2025 Accepting new patients
Memorial Hospital at Gulfport Current Accepting new patients
Ochsner Mississippi, LLC CurrentSince Apr 1, 2018 Accepting new patients
Memorial Hospital at Gulfport CurrentSince Mar 15, 2014 Accepting new patients
Hogan Surgical Center PA CurrentSince Nov 1, 2014 Accepting new patients
Ft. Walton Beach Anesthesia Services LLC Past Accepting new patients

Locations

7956 Vaughn Rd
Ste 165
Montgomery, AL 36116

149 Drinkwater Rd
Bay St Louis, MS 39520
Phone (228) 467-8600

150 Reynoir St
Biloxi, MS 39530
Phone (228) 432-7817

1340 Broad Ave
Ste 440
Gulfport, MS 39501
Phone (228) 867-4856

351 Cowan Rd
Gulfport, MS 39507
Phone (228) 896-1120

4500 13th St
Gulfport, MS 39501
Phone (228) 236-3872

3882 Bienville Blvd
Ocean Springs, MS 39564
Phone (228) 872-6290

Organizations & group practices 12

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 60

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

View all 60

NPI Registry JSON

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

{
    "created_epoch": "1364515200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1364515200000",
    "number": "1043553944",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1240 2ND ST",
            "city": "GULFPORT",
            "state": "MS",
            "postal_code": "395012217",
            "telephone_number": "228-343-9898"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8383 N DAVIS HWY",
            "city": "PENSACOLA",
            "state": "FL",
            "postal_code": "325146039",
            "telephone_number": "850-494-6098",
            "fax_number": "850-494-5150"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NIEVAS",
        "first_name": "MARIO",
        "middle_name": "ALEXANDER",
        "name_prefix": "Mr.",
        "credential": "CRNA",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2013-03-29",
        "last_updated": "2013-03-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "FL",
            "license": "ARNP9358885",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Pensacola, FL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 29, 2013; 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.