Individual provider Active NPI

John Mark Richard Gutierrez

  • Hospitalist Physician
  • San Antonio, TX
National Provider Identifier
1730875352
Registry record updated Jul 21, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
P3972 Issued in TX
Practice address
8431 Fredericksburg Rd
San Antonio, TX 78229-3392
Phone
(210) 230-6799
NPI assigned
Apr 17, 2023
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 21, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X P3972 TX
Hospitalist Physician 208M00000X P3972 TX Primary

Addresses

Primary practice location

8431 Fredericksburg Rd
San Antonio, TX 78229-3392

Mailing address

4502 Medical Dr
San Antonio, TX 78229-4402
Phone (210) 358-4000

Other practice location 1

4502 Medical Dr
San Antonio, TX 78229-4402
Phone (210) 358-4000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX
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 1

Enrollment IDStateProvider typePAC IDDetails
I20260604002490 TX Practitioner - HospitalistPractitioner - Internal Medicine 9335610948 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
HospitalistAlso: Internal Medicine
Education
Other, 2023
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

903 W Martin St
San Antonio, TX 78207-0903

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
-TXMDInternal Medicine Physician
-------TXMDHospitalist Physician

Interoperability endpoints

  • Direct secure messaging: johnmark.gutierrez@wellmed.eclinicaldirectplus.com

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1681689600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784592000000",
    "number": "1730875352",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4502 MEDICAL DR",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782294402",
            "telephone_number": "210-358-4000",
            "fax_number": "210-358-8002"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8431 FREDERICKSBURG RD",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782293392",
            "telephone_number": "210-230-6799"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4502 Medical Dr",
            "address_purpose": "LOCATION",
            "city": "San Antonio",
            "state": "TX",
            "postal_code": "782294402",
            "country_code": "US",
            "telephone_number": "210-358-4000",
            "fax_number": "210-358-8002",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GUTIERREZ",
        "first_name": "JOHN",
        "middle_name": "MARK RICHARD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-04-17",
        "last_updated": "2026-07-21",
        "certification_date": "2026-07-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "TX",
            "license": "P3972",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "TX",
            "license": "P3972",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Antonio, TX

Sources for this page

Verify at the official NPI Registry.