Organization Active NPI

Shannon Clinic

  • Family Medicine Physician
  • San Angelo, TX
National Provider Identifier
1770587149
Registry record updated Jul 14, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
Legal business name
SHANNON CLINIC
Practice address
120 E Beauregard Ave
San Angelo, TX 76903-5919
Phone
(325) 658-1511
Fax
(325) 481-2166
NPI assigned
Jun 13, 2005
Last updated
Jul 14, 2025By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jul 14, 2025

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

Authorized official

Name
Ricardo Villarreal
Title
Coo
Phone
(325) 747-2200

Specialties & licenses 15

Specialty (taxonomy)CodeLicenseStatePrimary
Allergy & Immunology Physician 207K00000X TX
Allergy Physician 207KA0200X TX
Anesthesiology Physician 207L00000X TX
Dermatology Physician 207N00000X TX
Family Medicine Physician 207Q00000X TX Primary
Internal Medicine Physician 207R00000X TX
Neurological Surgery Physician 207T00000X TX
Obstetrics & Gynecology Physician 207V00000X TX
Ophthalmology Physician 207W00000X TX
Orthopaedic Surgery Physician 207X00000X TX
Otolaryngology Physician 207Y00000X TX
Blood Banking & Transfusion Medicine Physician 207ZB0001X TX
Pediatrics Physician 208000000X TX
Diagnostic Radiology Physician 2085R0202X TX
Surgery Physician 208600000X TX

Addresses

Primary practice location

120 E Beauregard Ave
San Angelo, TX 76903-5919

Mailing address

PO Box 22000
San Angelo, TX 76902-7200
Phone (325) 658-1511

Other identifiers 4

IdentifierTypeStateIssuer
127005001MedicaidTX
00T83ZOtherTXMEDICARE
127005002OtherTXCSHCN
CL8387OtherTXMEDICARE PTAN

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX, HI, NC, VA, SC, OH, MS, CO, WA, NV, OR, MA, MD, PA, ID, KS, FL, CA, IL, GA, MI, UT22 enrollments

Enrollment records 22

Enrollment IDStateProvider typePAC IDDetails
O20031222000702 TX Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 677 practitioners
3 other NPIs on this enrollment
Practice locations: San Angelo, TX; Vidor, TX; Big Spring, TX; Del Rio, TX; Dripping Springs, TX; Ozona, TX; Houston, TX
O20250425001347 HI Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 1 practitioner
Practice locations: Honolulu, HI
O20250428002854 NC Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 1 practitioner
Practice locations: Fayetteville, NC
O20250502001328 VA Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 4 practitioners
Practice locations: Leesburg, VA; Virginia Beach, VA; Middleburg, VA; Glen Allen, VA; Dayton, VA
O20250502002163 SC Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 1 practitioner
Practice locations: Sullivans Island, SC
O20250505002056 OH Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 1 practitioner
Practice locations: New Albany, OH
O20250506001259 MS Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 1 practitioner
Practice locations: Ridgeland, MS
O20250506002354 CO Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 6 practitioners
Practice locations: Colorado Springs, CO; Parker, CO; Pagosa Springs, CO; Grand Junction, CO; Denver, CO
O20250506002515 WA Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 5 practitioners
Practice locations: Seattle, WA; Bothell, WA; Bellevue, WA; Liberty Lake, WA
O20250506002757 NV Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 1 practitioner
Practice locations: Reno, NV
O20250506002871 OR Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 1 practitioner
Practice locations: La Grande, OR
O20250506003222 MA Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 2 practitioners
Practice locations: Lexington, MA; Boxford, MA
O20250507000297 MD Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 1 practitioner
Practice locations: Clarksville, MD
O20250507002678 PA Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 2 practitioners
Practice locations: Doylestown, PA; Venetia, PA
O20250520000628 ID Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 1 practitioner
Practice locations: Worley, ID
O20250521002277 KS Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 3 practitioners
Practice locations: Hays, KS; Wichita, KS; Overland Park, KS
O20250526000047 FL Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 5 practitioners
Practice locations: Palm City, FL; Wellington, FL; Sarasota, FL; Melbourne Beach, FL; Beverly Hills, FL
O20250527001831 CA Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 2 practitioners
Practice locations: Huntington Beach, CA; San Diego, CA
O20250528001709 IL Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 1 practitioner
Practice locations: Oak Brook, IL
O20250530001537 GA Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 2 practitioners
Practice locations: Clayton, GA; Macon, GA
O20250612002586 MI Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 2 practitioners
Practice locations: Grand Blanc, MI; West Bloomfield, MI; Northville, MI
O20250905000622 UT Part B Supplier - Clinic/Group Practice 0840103727 Receives reassigned benefits from 2 practitioners
Practice locations: St George, UT; Washington, UT

Other NPIs with the same Medicare PAC ID 2

NPIs whose Medicare enrollments share a PECOS associate control ID (the same enrolled entity).

Other NPIs on the same Medicare enrollment 3

NPIs listed together on one Medicare enrollment, typically parts of the same organization.

National Provider Directory

National Provider Directory

Locations

302 N 3rd St
Ballinger, TX 76821
Phone (325) 365-2531

3655 Highway 377 S
Brownwood, TX 76801

2104 N Bedell Ave
Ste A
Del Rio, TX 78840
Phone (830) 703-1604

2020 Pulliam St
San Angelo, TX 76905
Phone (325) 659-7290

2030 Pulliam St
San Angelo, TX 76905
Phone (325) 653-0800

2030 Pulliam St
Ste 5
San Angelo, TX 76905
Phone (325) 659-7397

2141 Hamilton Way
San Angelo, TX 76904
Phone (325) 747-2480

2142 Sunset Dr
San Angelo, TX 76904
Phone (325) 245-4211

215 E College Ave
San Angelo, TX 76903
Phone (915) 481-2294

220 E Harris Ave
San Angelo, TX 76903
Phone (325) 481-2000

2237 S Jackson St
San Angelo, TX 76904
Phone (325) 481-2036

225 E Beauregard Ave
San Angelo, TX 76903
Phone (325) 245-4301

2450 N Bryant Blvd
San Angelo, TX 76903
Phone (325) 653-7916

3308 Loop 306
Ste 3308
San Angelo, TX 76904

3389 Knickerbocker Rd
San Angelo, TX 76904
Phone (325) 747-2240

3502 Knickerbocker Rd
San Angelo, TX 76904
Phone (325) 747-2222

4141 College Hills Blvd
San Angelo, TX 76904
Phone (325) 481-2320

4208 College Hills Blvd
San Angelo, TX 76904
Phone (915) 942-8611

5730 Sherwood Way
San Angelo, TX 76901
Phone (325) 944-3851

619 W 29th St
San Angelo, TX 76903
Phone (915) 653-7916

Practitioners & affiliated clinicians

Practitioners 727

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

View all 727

NPI Registry JSON

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

{
    "created_epoch": "1118620800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1752451200000",
    "number": "1770587149",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 22000",
            "city": "SAN ANGELO",
            "state": "TX",
            "postal_code": "769027200",
            "telephone_number": "325-658-1511"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "120 E BEAUREGARD AVE",
            "city": "SAN ANGELO",
            "state": "TX",
            "postal_code": "769035919",
            "telephone_number": "325-658-1511",
            "fax_number": "325-481-2166"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "SHANNON CLINIC",
        "organizational_subpart": "NO",
        "enumeration_date": "2005-06-13",
        "last_updated": "2025-07-14",
        "certification_date": "2025-07-14",
        "status": "A",
        "authorized_official_last_name": "VILLARREAL",
        "authorized_official_first_name": "RICARDO",
        "authorized_official_title_or_position": "COO",
        "authorized_official_telephone_number": "325-747-2200"
    },
    "taxonomies": [
        {
            "code": "207K00000X",
            "taxonomy_group": "",
            "desc": "Allergy & Immunology",
            "state": "TX",
            "license": null,
            "primary": false
        },
        {
            "code": "207KA0200X",
            "taxonomy_group": "",
            "desc": "Allergy & Immunology, Allergy",
            "state": "TX",
            "license": null,
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "TX",
            "license": null,
            "primary": false
        },
        {
            "code": "207N00000X",
            "taxonomy_group": "",
            "desc": "Dermatology",
            "state": "TX",
            "license": null,
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "TX",
            "license": null,
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "TX",
            "license": null,
            "primary": false
        },
        {
            "code": "207T00000X",
            "taxonomy_group": "",
            "desc": "Neurological Surgery",
            "state": "TX",
            "license": null,
            "primary": false
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "TX",
            "license": null,
            "primary": false
        },
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "TX",
            "license": null,
            "primary": false
        },
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "TX",
            "license": null,
            "primary": false
        },
        {
            "code": "207Y00000X",
            "taxonomy_group": "",
            "desc": "Otolaryngology",
            "state": "TX",
            "license": null,
            "primary": false
        },
        {
            "code": "207ZB0001X",
            "taxonomy_group": "",
            "desc": "Pathology, Blood Banking & Transfusion Medicine",
            "state": "TX",
            "license": null,
            "primary": false
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "TX",
            "license": null,
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "TX",
            "license": null,
            "primary": false
        },
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "TX",
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "127005001",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE",
            "identifier": "00T83Z",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CSHCN",
            "identifier": "127005002",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE PTAN",
            "identifier": "CL8387",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in San Angelo, TX

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 14, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.