Individual provider Active NPI

Stephen Michael Schreiner

  • Anesthesiologist Assistant
  • Pflugerville, TX
National Provider Identifier
1457730178
Registry record updated Sep 26, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiologist AssistantTaxonomy code 367H00000X
License
1999 Issued in TX
Practice address
2600 E Pflugerville Pkwy Ste 100
Pflugerville, TX 78660-5999
Phone
(512) 654-6100
Fax
(512) 654-6101
NPI assigned
May 27, 2015
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 26, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiologist Assistant 367H00000X 1999 TX Primary

Addresses

Primary practice location

2600 E Pflugerville Pkwy Ste 100
Pflugerville, TX 78660-5999

Mailing address

PO Box 844658
Dallas, TX 75284-4658
Phone (254) 724-2111

Other practice location 1

6411 Fannin St
Houston, TX 77030-1501
Phone (713) 500-6202

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address sschreiner1430625@direct.sw.org Direct

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20150616000990 TX Practitioner - Anesthesiology Assistant 9436460516 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology Assistant
Education
Other, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Scott and White ClinicGroup PAC ID 8123923604, 2,426 clinicians

Practice addresses (Care Compare)

1701 E Pflugerville Pkwy
Baylor Scott and White Clinic Pflug
Pflugerville, TX 78660-8990
Phone (512) 259-6000

5245 W Hwy 290
Baylor Scott and White Medical Center Austi
Austin, TX 78735-8963
Phone (512) 654-2100

5251 W Hwy 290
Baylor Scott and White Clinic Austin Oak Hi
Austin, TX 78735-8963
Phone (512) 654-3000

5251 W Hwy 290 100
Baylor Scott and White Cancer and Infusion Ce
Austin, TX 78735-8963
Phone (512) 654-4319

5330 Overpass Rd
Buda, TX 78610-2300

Hospital & facility affiliations

  • Baylor Scott & White Medical Center- Austin Hospital, Austin, TX, CCN 670136
  • Baylor Scott & White Medical Center - Buda Hospital, Buda, TX, CCN 670131

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Associate of Arts, Master of Science

State licenses

LicenseStateTypeSpecialty
1999TXMDAnesthesiologist Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Scott and White Clinic CurrentSince May 14, 2025 Accepting new patients
Ut Physicians CurrentSince Jul 6, 2015 Accepting new patients
Austin Anesthesiology Group PLLC CurrentSince Dec 13, 2017 Accepting new patients
Scott & White Clinic Current Accepting new patients
Ut Physicians CurrentSince Jul 6, 2015 Accepting new patients
Scott & White Clinic CurrentSince May 14, 2025 Accepting new patients
Austin Anesthesiology Group, PLLC Anesthesiologist Assistant CurrentSince Dec 13, 2017 Accepting new patients
Scott & White Hospital - Taylor Past Accepting new patients

Locations

8140 N Mopac Expy
Ste 3-210
Austin, TX 78759
Phone (512) 343-2292

1201 W Louis Henna Blvd
Austin, TX 78681
Phone (512) 248-7000

12201 Renfert Way
Ste 120
Austin, TX 78758
Phone (512) 454-6753

12221 N Mopac Expy
Austin, TX 78758
Phone (512) 901-2530

12200 Renfert Way
Ste G-2
Austin, TX 78758
Phone (512) 901-8340

8140 N Mopac Expy
Ste 3210
Austin, TX 78759
Phone (512) 343-2292

5245 W Highway 290
Austin, TX 78735
Phone (512) 509-0100

1111 W 34th St
Austin, TX 78705
Phone (512) 343-2466

900 W 38th St
Ste 200
Austin, TX 78705
Phone (512) 323-2061

901 W Ben White Blvd
Austin, TX 78704
Phone (512) 342-2382

919 E 32nd St
Austin, TX 78705
Phone (512) 343-2466

4307 James Casey St
Austin, TX 78745
Phone (512) 416-6005

5330 Overpass Rd
Ste 110
Buda, TX 78610
Phone (737) 999-6200

101 Lafferty Ave
Cameron, TX 76520
Phone (254) 605-1100

6410 Fannin St
Ste 500
Houston, TX 77030
Phone (713) 500-5714

6411 Fannin St
Houston, TX 77030
Phone (713) 500-6200

2600 E Pflugerville Pkwy
Ste 100
Pflugerville, TX 78660
Phone (512) 654-6100

1701 E Pflugerville Pkwy
Pflugerville, TX 78660
Phone (512) 259-6000

16030 Park Valley Dr
Ste 100
Round Rock, TX 78681
Phone (512) 246-8777

2400 Round Rock Ave
Round Rock, TX 78681
Phone (512) 255-6066

300 University Blvd
Round Rock, TX 78665
Phone (512) 509-0100

2401 S 31st St
#200
Temple, TX 76508
Phone (254) 215-0100

2401 S 31st St
Temple, TX 76508
Phone (254) 724-2459

Interoperability endpoints

  • Direct secure messaging: sschreiner1430625@direct.sw.org

Organizations & group practices 8

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 2

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": "1432684800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758844800000",
    "number": "1457730178",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 844658",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752844658",
            "telephone_number": "254-724-2111"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2600 E PFLUGERVILLE PKWY STE 100",
            "city": "PFLUGERVILLE",
            "state": "TX",
            "postal_code": "786605999",
            "telephone_number": "512-654-6100",
            "fax_number": "512-654-6101"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "6411 Fannin St",
            "address_purpose": "LOCATION",
            "city": "Houston",
            "state": "TX",
            "postal_code": "770301501",
            "country_code": "US",
            "telephone_number": "713-500-6202",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SCHREINER",
        "first_name": "STEPHEN",
        "middle_name": "MICHAEL",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2015-05-27",
        "last_updated": "2025-09-26",
        "certification_date": "2025-09-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367H00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiologist Assistant",
            "state": "TX",
            "license": "1999",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "sschreiner1430625@direct.sw.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "2600 E Pflugerville Pkwy Ste 100",
            "city": "Pflugerville",
            "state": "TX",
            "country_code": "US",
            "postal_code": "786605999",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Pflugerville, TX

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 26, 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.