Individual provider Active NPI

Maryann Pineda Marinas, CRNA

  • Certified Registered Nurse Anesthetist
  • Houston, TX
National Provider Identifier
1154665255
Registry record updated Nov 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
AP123103 Issued in TX
Practice address
1500 Citywest Blvd
Ste. 300
Houston, TX 77042
Phone
(713) 620-4000
Fax
(713) 458-4229
NPI assigned
Nov 15, 2012
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 18, 2025

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 AP123103 TX Primary

Addresses

Primary practice location

1500 Citywest Blvd
Ste. 300
Houston, TX 77042

Mailing address

PO Box 840853
Dallas, TX 75284-0865
Phone (972) 233-1999

Other practice location 1

1504 Taub Loop
Houston, TX 77030-1608
Phone (713) 832-8890

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20130520000446 TX Practitioner - Certified Registered Nurse Anesthetist (Crna) 3971740549 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2012
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
U S Anesthesia Partners of Texas, PAGroup PAC ID 7315850351, 2,750 clinicians
Compass Anesthesia Providers, PLLCGroup PAC ID 4082040878, 164 clinicians
Texans Anesthesia Associates PLLCGroup PAC ID 8820171390, 197 clinicians
Emergenchealth PLLCGroup PAC ID 1355606641, 1,037 clinicians

Practice addresses (Care Compare)

16655 Southwest Fwy
Sugar Land, TX 77479-2329
Phone (713) 620-4000

23900 Katy Fwy
Katy, TX 77494-1323
Phone (281) 644-7000

2855 Gramercy St
Houston, TX 77025-1756
Phone (281) 348-0400

333 N Texas Ave
Suite 1000
Webster, TX 77598-4962
Phone (713) 400-2990

4600 E Sam Houston Pkwy S
St. Lukes
Pasadena, TX 77505-3948
Phone (713) 948-7000

9250 Pinecroft Dr
Shenandoah, TX 77380-3218
Phone (713) 620-4000

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
88.94 of 100Reported as group
Quality
91.31
Improvement activities
40
Cost
79.05

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
AP123103TXMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
U S Anesthesia Partners of Texas, PA Nurse Anesthetist, Certified Registered CurrentSince Feb 25, 2013 Accepting new patients
Compass Anesthesia Providers PLLC CurrentSince Sep 25, 2025 Accepting new patients
Emergenchealth PLLC Nurse Anesthetist, Certified Registered CurrentSince Jan 18, 2026 Accepting new patients
Texans Anesthesia Associates PLLC Nurse Anesthetist, Certified Registered CurrentSince Nov 18, 2025 Accepting new patients
Baylor College of Medicine CurrentSince Nov 1, 2025 Accepting new patients
Baylor College of Medicine CurrentSince Nov 1, 2025 Accepting new patients
U. S. Anesthesia Partners of Texas, P.a., Nurse Anesthetist, Certified Registered CurrentSince Feb 25, 2013 Accepting new patients

Locations

4201 Garth Rd
Ste 212
Baytown, TX 77521
Phone (281) 420-9355

1635 North Loop W
Houston, TX 77008
Phone (713) 867-2066

1504 Taub Loop
Houston, TX 77030
Phone (713) 873-2860

1500 Citywest Blvd
Ste 300
Houston, TX 77042
Phone (713) 458-4185

7600 Beechnut St
Houston, TX 77074
Phone (713) 456-5000

2855 Gramercy St
Houston, TX 77025
Phone (713) 668-1828

100 Medical Dr
Lake Jackson, TX 77566
Phone (713) 496-7555

9250 Pinecroft Dr
Shenandoah, TX 77380
Phone (281) 364-2300

15300 Southwest Fwy
Ste 100
Sugar Land, TX 77478
Phone (281) 274-6670

1211 Highway 6
Ste 70
Sugar Land, TX 77478
Phone (281) 238-3902

1211 Highway 6
Sugar Land, TX 77478
Phone (281) 238-3900

6801 Emmett F Lowry Expy
Texas City, TX 77591
Phone (409) 938-5095

333 N Texas Ave
Ste 1000
Webster, TX 77598
Phone (281) 557-5620

Organizations & group practices 7

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 3

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": "1352937600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763424000000",
    "number": "1154665255",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 840853",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752840865",
            "telephone_number": "972-233-1999",
            "fax_number": "972-233-3666"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1500 CITYWEST BLVD",
            "address_2": "STE. 300",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "77042",
            "telephone_number": "713-620-4000",
            "fax_number": "713-458-4229"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1504 Taub Loop",
            "address_purpose": "LOCATION",
            "city": "Houston",
            "state": "TX",
            "postal_code": "770301608",
            "country_code": "US",
            "telephone_number": "713-832-8890",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MARINAS",
        "first_name": "MARYANN",
        "middle_name": "PINEDA",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2012-11-15",
        "last_updated": "2025-11-18",
        "certification_date": "2025-11-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "TX",
            "license": "AP123103",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Houston, TX

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 18, 2025; 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.