Individual provider Active NPI

John Chima Nwankwo, MD

  • Anesthesiology Physician
  • San Antonio, TX
National Provider Identifier
1104116169
Registry record updated Sep 30, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
U5302 Issued in TX
Practice address
6700 W Ih 10
San Antonio, TX 78201-2009
Phone
(210) 736-6700
NPI assigned
Apr 12, 2011
Last updated
Sep 30, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 30, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X U5302 TX Primary

Addresses

Primary practice location

6700 W Ih 10
San Antonio, TX 78201-2009

Mailing address

1305 Walt Whitman Rd Ste 300
Melville, NY 11747-4300
Phone (860) 918-3125

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in SD, WI, TX, MO, CO, AL6 enrollments
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 6

Enrollment IDStateProvider typePAC IDDetails
I20211203001632 SD Practitioner - Anesthesiology 9335455005 Reassigns benefits to 1 organization
I20220415001159 WI Practitioner - Anesthesiology 9335455005 Reassigns benefits to 2 organizations
I20240118001994 TX Practitioner - Anesthesiology 9335455005 Reassigns benefits to 3 organizations
I20241228000129 MO Practitioner - Anesthesiology 9335455005 Reassigns benefits to 2 organizations
I20250902000066 CO Practitioner - Anesthesiology 9335455005 Reassigns benefits to 1 organization
I20250924003600 AL Practitioner - Anesthesiology 9335455005 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Other, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Austin Anesthesiology Group PLLCGroup PAC ID 0547256497, 430 clinicians
Texas Ams PLLCGroup PAC ID 9133441769, 143 clinicians
Flowers HB Medical Services LLCGroup PAC ID 6305290990, 139 clinicians

Practice addresses (Care Compare)

1310 McCullough Ave
San Antonio, TX 78212-5601
Phone (210) 757-2200

3011 W Loop 1604
San Antionio, TX 78251-3901
Phone (726) 266-8100

4370 W Main St
Dothan, AL 36305-1056
Phone (334) 793-5000

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
90.65 of 100Reported as group
Quality
87.9
Promoting interoperability
100
Improvement activities
40
Cost
73.87

Merit-based Incentive Payment System (MIPS)

Final score
81.05 of 100Reported as group
Quality
60.57
Promoting interoperability
98
Improvement activities
40
Cost
77.93

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
U5302TXMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Sanford Health Network Current Accepting new patients
U S Anesthesia Partners of Texas, PA Anesthesiology CurrentSince Aug 8, 2025 Accepting new patients
MCHS Hospitals Inc Anesthesiology CurrentSince Apr 25, 2022 Accepting new patients
Texas Ams PLLC Anesthesiology CurrentSince Oct 9, 2025 Accepting new patients
Aspirus Riverview Hospital & Clinics, Inc. Current Accepting new patients
Austin Anesthesiology Group PLLC Anesthesiology CurrentSince Dec 10, 2023 Accepting new patients
U. S. Anesthesia Partners of Texas, P.a., Anesthesiology CurrentSince Aug 8, 2025 Accepting new patients
MCHS Hospitals Inc CurrentSince Apr 25, 2022 Accepting new patients
Sanford Health Network CurrentSince Nov 23, 2021 Accepting new patients
Hospitalist Medicine Physicians of Colorado - Denver PC Anesthesiology CurrentSince Aug 15, 2025 Accepting new patients
Austin Anesthesiology Group, PLLC Anesthesiology CurrentSince Dec 10, 2023 Accepting new patients
Capital Anesthesia Solutions of Missouri LLC Anesthesiology CurrentSince Dec 11, 2024 Accepting new patients
Marshfield Clinic Inc CurrentSince Apr 25, 2022 Accepting new patients
Sanford Health Network CurrentSince Nov 23, 2021 Accepting new patients
Flowers HB Medical Services LLC Anesthesiology CurrentSince Sep 4, 2025 Accepting new patients

Locations (25 of 27)

4370 W Main St
Dothan, AL 36305
Phone (256) 332-1611

1375 E 19th Ave
Denver, CO 80218
Phone (303) 812-2000

29980 Network Pl
Chicago, IL 60673

2316 E Meyer Blvd
Kansas City, MO 64132
Phone (816) 276-4360

3100 Oak Grove Rd
Rombauer, MO 63901
Phone (573) 776-2000

1305 Walt Whitman Rd
Ste 300
Melville, NY 11747
Phone (516) 370-3796

701 3rd Ave S
Clear Lake, SD 57226
Phone (605) 874-2141

20 S Plum St
Vermillion, SD 57069
Phone (605) 624-2611

120 Brentwood Commons Way
Ste 510
Brentwood, TN 37027
Phone (253) 682-6040

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

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

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

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

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

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

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

111 Dallas St
San Antonio, TX 78205
Phone (210) 297-7000

1310 McCullough Ave
San Antonio, TX 78212
Phone (210) 208-2200

3011 W Loop 1604 N
San Antonio, TX 78251
Phone (726) 266-8100

6700 W Interstate 10
San Antonio, TX 78201
Phone (210) 575-8289

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

3501 Golf Rd
Eau Claire, WI 54701
Phone (715) 858-4200

1000 N Oak Ave
Marshfield, WI 54449
Phone (715) 387-5111

900 Illinois Ave
Stevens Point, WI 54481
Phone (715) 342-7500

2031 Peach St
Wisconsin Rapids, WI 54494
Phone (715) 423-0122

Interoperability endpoints

  • Direct secure messaging: john.nwankwo@marshfieldclinichealthsystem.cernerdirect.com

Organizations & group practices 17

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 17

Hospital & facility affiliations 5

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": "1302566400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759190400000",
    "number": "1104116169",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1305 WALT WHITMAN RD STE 300",
            "city": "MELVILLE",
            "state": "NY",
            "postal_code": "117474300",
            "telephone_number": "860-918-3125"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6700 W IH 10",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782012009",
            "telephone_number": "210-736-6700"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NWANKWO",
        "first_name": "JOHN",
        "middle_name": "CHIMA",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2011-04-12",
        "last_updated": "2025-09-30",
        "certification_date": "2025-09-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "TX",
            "license": "U5302",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Antonio, TX

Sources for this page

Verify at the official NPI Registry.