Individual provider Active NPI

Margaret Elizabeth Villarreal, CRNA

  • Certified Registered Nurse Anesthetist
  • Dallas, TX
National Provider Identifier
1306822598
Registry record updated May 21, 2014
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
644157 Issued in TX
Practice address
13737 Noel Road
Suite 1400
Dallas, TX 75240-2004
Phone
(972) 715-5000
NPI assigned
Dec 19, 2005
Last updated
May 21, 2014By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 21, 2014

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 644157 TX Primary

Addresses

Primary practice location

13737 Noel Road
Suite 1400
Dallas, TX 75240-2004

Mailing address

PO Box 650865
Dallas, TX 75265-0865
Phone (972) 715-5000

Other identifiers 6

IdentifierTypeStateIssuer
161038806OtherTXMEDICAID CSHCN
161038805MedicaidTX
200394100AMedicaidOK
P00957382OtherTXRAILROAD
161038803MedicaidTX
85325UOtherTXBCBS

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20050825000237 TX Practitioner - Certified Registered Nurse Anesthetist (Crna) 3678504032 Reassigns benefits to 10 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2002
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Konen and Associates, P.a.Group PAC ID 8820255581, 16 clinicians
Illume Anesthesia PLLCGroup PAC ID 5991160863, 14 clinicians
Spine Team Texas PAGroup PAC ID 6507888757, 27 clinicians
Texas Ams PLLCGroup PAC ID 9133441769, 143 clinicians
GPS Anesthesia and Pain MGMT, P.C.Group PAC ID 6204876071, 4 clinicians
Allen Anesthesia AssociatesGroup PAC ID 2264477140, 94 clinicians

Practice addresses (Care Compare)

1451 Empire Central Dr
Suite 800
Dallas, TX 75247-4088
Phone (972) 765-1938

2600 W University Dr
Suite 100
McKinney, TX 75071-3209
Phone (972) 548-2015

3142 Horizon Rd
Suite 100
Rockwall, TX 75032-7815
Phone (682) 651-1908

3601 N Calais St
Sherman, TX 75090-1785
Phone (903) 870-0999

392 Bentcreek LN
Sherman, TX 75090-5233
Phone (903) 893-5330

4401 Coit Rd
Suite 100
Frisco, TX 75035-0501
Phone (214) 619-0120

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
Credentials
Certified Registered Nurse

State licenses

LicenseStateTypeSpecialty
644157TXMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Spine Team Texas, PA CurrentSince May 14, 2018 Accepting new patients
Illume Anesthesia PLLC Nurse Anesthetist, Certified Registered CurrentSince Jun 30, 2025 Accepting new patients
Matador Anesthesia, PLLC Nurse Anesthetist, Certified Registered CurrentSince Jan 13, 2026 Accepting new patients
Texas Ams PLLC Nurse Anesthetist, Certified Registered CurrentSince Oct 22, 2024 Accepting new patients
Orthomed Staffing LLC CurrentSince Nov 18, 2022 Accepting new patients
GPS Anesthesia and Pain MGMT, P.C. CurrentSince Jan 1, 2020 Accepting new patients
Allen Anesthesia Associates CurrentSince Dec 1, 2017 Accepting new patients
Emergenchealth PLLC Nurse Anesthetist, Certified Registered CurrentSince Sep 1, 2025 Accepting new patients
Endo Sedation LLC Nurse Anesthetist, Certified Registered CurrentSince Sep 1, 2021 Accepting new patients
Endo Sedation LLC Nurse Anesthetist, Certified Registered CurrentSince Sep 1, 2021 Accepting new patients
Spine Team Texas, PA CurrentSince May 14, 2018 Accepting new patients
Spine Team Texas PA Current Accepting new patients
Sherman Grayson Hospital LLC Nurse Anesthetist, Certified Registered Past Accepting new patients
Wilson N Jones Memorial Hospital, Inc Past Accepting new patients

Locations (25 of 30)

1105 Central Expy N
Allen, TX 75013
Phone (972) 747-4313

1105 Central Expy N
Ste 210
Allen, TX 75013
Phone (972) 747-4646

906 W McDermott Dr
Allen, TX 75013
Phone (918) 812-4755

981 State Highway 121
Ste 2100
Allen, TX 75013
Phone (214) 383-8210

14425 Falcon Head Blvd
#11
Austin, TX 78738
Phone (512) 900-1006

3080 College St
#T
Beaumont, TX 77701
Phone (409) 212-5002

2727 E Lemmon Ave
Dallas, TX 75204
Phone (214) 443-3000

2250 S FM 51
Ste 900
Decatur, TX 76234
Phone (940) 245-4306

1815 N Stanton St
El Paso, TX 79902
Phone (915) 533-8412

7 Medical Pkwy
Farmers Brnch, TX 75234
Phone (972) 247-1000

1001 Surrey Ln
Flower Mound, TX 75022
Phone (817) 337-3671

4401 Coit Rd
Ste 100
Frisco, TX 75035
Phone (214) 619-0120

6949 Bryant Irvin Rd
Ste 110
Ft Worth, TX 76132
Phone (817) 332-1818

6800 N MacArthur Blvd
Irving, TX 75039
Phone (972) 969-2000

701 Tuscan Dr
Ste 100
Irving, TX 75039
Phone (214) 496-1100

180 Bear Creek Pkwy
Keller, TX 76248
Phone (817) 337-3671

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

2600 W University Dr
Ste 100
McKinney, TX 75071
Phone (972) 548-2015

2600 W University Dr
Ste 200
McKinney, TX 75071
Phone (214) 360-1108

4500 Medical Center Dr
McKinney, TX 75069
Phone (972) 547-8190

4510 Medical Center Dr
Ste 211
McKinney, TX 75069
Phone (469) 541-1600

6045 Alma Rd
Ste 100
McKinney, TX 75070
Phone (469) 854-8000

2704 N Galloway Ave
Ste 102
Mesquite, TX 75150
Phone (972) 961-7171

4600 E Sam Houston Pkwy S
Pasadena, TX 77505
Phone (713) 853-9302

2201 K Ave
Ste B100
Plano, TX 75074
Phone (214) 931-6133

Organizations & group practices 15

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

View all 15

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": "1134950400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1400630400000",
    "number": "1306822598",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 650865",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752650865",
            "telephone_number": "972-715-5000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "13737 NOEL ROAD",
            "address_2": "SUITE 1400",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752402004",
            "telephone_number": "972-715-5000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "VILLARREAL",
        "first_name": "MARGARET",
        "middle_name": "ELIZABETH",
        "name_prefix": "Ms.",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-12-19",
        "last_updated": "2014-05-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "TX",
            "license": "644157",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICAID CSHCN",
            "identifier": "161038806",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "161038805",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "200394100A",
            "state": "OK"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD",
            "identifier": "P00957382",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "161038803",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS",
            "identifier": "85325U",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Dallas, TX

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 21, 2014; 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.