John Quiles, M.D.

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

T1181 Issued in TX

Practice address

4502 Medical Dr
San Antonio, TX 78229-4402

Phone

(210) 358-4000

NPI assigned

Jun 22, 2009

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 5

Addresses

Medicare fee-for-service enrollment

Enrolled in IN, VA, TX3 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 3

Specialty

Gastroenterology

Education

Uniformed Services Uhs Fe Hebert School of Med, 2009

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Texas Digestive Disease Consultants, PLLCGroup PAC ID 3375531379, 616 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Christus Santa Rosa Medical Center Hospital, San Antonio, TX, CCN 450237
• Methodist Hospital Hospital, San Antonio, TX, CCN 450388
• Baptist Medical Center Hospital, San Antonio, TX, CCN 450058
• Westover Hills Baptist Hospital Hospital, San Antonio, TX, CCN 670333

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

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.

• Texas Digestive Disease Consultants, PLLC

  • Gastroenterology Physician
  • Irving, TX
  • NPI 1053397331

  Multi-Specialty

  Medicare reassignment Care Compare group NPD
• Community Medicine Associates

  • Family Medicine Physician
  • San Antonio, TX
  • NPI 1245313329

  Multi-Specialty

  Medicare reassignment NPD
• Etmc Physician Group Inc.

  • Cardiovascular Disease Physician
  • Tyler, TX
  • NPI 1609382662

  Multi-Specialty

  Medicare reassignment NPD
• RMH Medical Group LLC

  • General Practice Physician
  • Rockingham, VA
  • NPI 1669844908

  Multi-Specialty

  Medicare reassignment NPD
• St. Vincent Medical Group, Inc.

  • Orthopaedic Surgery Physician
  • Winchester, IN
  • NPI 1144513375
  Medicare reassignment
• Etmc Physician Group Inc.

  • Rural Health Clinic/Center
  • Chandler, TX
  • NPI 1235706581
  NPD
• Texas Digestive Disease Consultants, PLLC

  • Gastroenterology Physician
  • Flower Mound, TX
  • NPI 1689650475

  Multi-Specialty

  NPD
• RMH Medical Group LLC

  • Customized Equipment (DME)
  • Harrisonburg, VA
  • NPI 1043238967
  NPD
• Texas Digestive Disease Consultants PLLC

  • Gastroenterology Physician
  • Covington, LA
  • NPI 1295428415

  Multi-Specialty

  NPD

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

• Christus Santa Rosa Health Care Corporation

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1194787218
  Care Compare affiliation
• Methodist Healthcare System of San Antonio, LTD., L.L.P.

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1124074273
  Care Compare affiliation
• Methodist Healthcare System of San Antonio, LTD., L.L.P.

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1689627655
  Care Compare affiliation
• Methodist Healthcare System of San Antonio, LTD., L.L.P.

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1952348021
  Care Compare affiliation
• VHS San Antonio Partners LLC

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1598744856
  Care Compare affiliation
• VHS San Antonio Partners, LLC

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1831970532
  Care Compare affiliation

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

{
    "created_epoch": "1245628800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1756166400000",
    "number": "1033347695",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3551 ROGER BROOKE DR",
            "city": "FORT SAM HOUSTON",
            "state": "TX",
            "postal_code": "782344504",
            "telephone_number": "210-916-2500"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4502 MEDICAL DR",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782294402",
            "telephone_number": "210-358-4000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2101 Jackson St Ste 101",
            "address_purpose": "LOCATION",
            "city": "Anderson",
            "state": "IN",
            "postal_code": "460164386",
            "country_code": "US",
            "telephone_number": "765-609-6063",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3551 Roger Brooke Dr",
            "address_purpose": "LOCATION",
            "city": "Fort Sam Houston",
            "state": "TX",
            "postal_code": "782344504",
            "country_code": "US",
            "telephone_number": "210-539-9582 x30131",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "QUILES",
        "first_name": "JOHN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2009-06-22",
        "last_updated": "2025-08-26",
        "certification_date": "2025-08-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "VA",
            "license": "0101249078",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "IN",
            "license": "01079498A",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "VA",
            "license": "0101249078",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "TX",
            "license": "T1181",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Ulrike Quijada
• Alfredo Quijano Jr.
• Michael James Quijano
• Kayla Renee Quilantan
• Jose Francisco Quiles Diaz, M.D.
• Jonathan E Quillian, DDS, FAGD
• Amy Lynn Quillin, M.A., NCC
• Barbara Jean Quillin, PA-C
• Kalea K.D. Quillin
• Travis Wayne Quillin, DO

• Gastroenterology Physician in San Antonio, TX
• Providers in San Antonio, TX by specialty
• Gastroenterology Physician in Texas

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