Individual provider Active NPI

Aristotle Almazar Callado, DO

  • Emergency Medicine Physician
  • Sherman, TX
National Provider Identifier
1144843970
Registry record updated Nov 7, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
8009 Issued in OK
Practice address
809 Gallagher Dr Ste D
Sherman, TX 75090-1754
Phone
(903) 771-2846
NPI assigned
May 27, 2020
Last updated
Nov 7, 2024By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 7, 2024

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X BP10071685 TX
Emergency Medicine Physician 207P00000X T2568 TX
Emergency Medicine Physician 207P00000X 8009 OK Primary
Family Medicine Physician 207Q00000X T2568 TX

Addresses

Primary practice location

809 Gallagher Dr Ste D
Sherman, TX 75090-1754

Mailing address

809 Gallagher Dr Ste D
Sherman, TX 75090-1754
Phone (903) 771-2846

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX, OK2 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 2

Enrollment IDStateProvider typePAC IDDetails
I20220426002072 TX Practitioner - Family Practice 3173910981 Reassigns benefits to 3 organizations
I20230714001931 OK Practitioner - Emergency Medicine 3173910981 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
Other, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Acs Primary Care Physicians Southwest PAGroup PAC ID 1850204363, 188 clinicians
Elite Hospital Partners, PLLCGroup PAC ID 2062941057, 60 clinicians

Practice addresses (Care Compare)

2000 S Palestine St
Athens, TX 75751-5610
Phone (903) 676-1000

500 N Highland Ave
Sherman, TX 75092-7354
Phone (903) 870-4611

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
8009OKMDDentist
T2568TXMDEmergency Medicine Physician
BP10071685TXMDStudent in an Organized Health Care Education/Training Program

Practice roles

OrganizationSpecialtyStatusNew patients
Emergency Physicians of Mid-America, P.C. Emergency Medicine CurrentSince Jul 1, 2023 Accepting new patients
Emergency Services of Oklahoma PC Emergency Medicine CurrentSince Jul 1, 2023 Accepting new patients
Nes Oklahoma, Inc. Emergency Medicine CurrentSince Jan 13, 2024 Accepting new patients
Level One Emergency Physicians LLC Emergency Medicine CurrentSince Feb 1, 2025 Accepting new patients
Acs Primary Care Physicians Southwest, PA Emergency Medicine CurrentSince Jul 1, 2024 Accepting new patients
South Central Emergency Services PC Emergency Medicine CurrentSince Jul 1, 2023 Accepting new patients
Elite Hospital Partners, PLLC Emergency Medicine CurrentSince Jul 1, 2025 Accepting new patients
Essent PRMC LP Past Accepting new patients

Locations

200 2nd Ave SW
Miami, OK 74354
Phone (918) 540-7113

4050 W Memorial Rd
Oklahoma City, OK 73120
Phone (405) 608-3200

1900 N 14th St
Ponca City, OK 74601
Phone (580) 718-2932

1500 N Green Ave
Purcell, OK 73080
Phone (405) 527-2250

1102 W MacArthur St
Shawnee, OK 74804
Phone (405) 273-2270

1323 W 6th Ave
Stillwater, OK 74074
Phone (405) 372-1480

1201 Health Center Pkwy
Yukon, OK 73099
Phone (405) 717-6800

2000 S Palestine St
Athens, TX 75751
Phone (903) 675-2216

5016 US Highway 75
Denison, TX 75020
Phone (903) 416-3650

100 Municipal Dr
Ste 300
Gun Barrel City, TX 75156
Phone (903) 713-1500

1401 St Joseph Pkwy
Houston, TX 77002
Phone (713) 575-1000

2901 4th St
Longview, TX 75605
Phone (281) 371-1800

2555 Jimmy Johnson Blvd
Port Arthur, TX 77640
Phone (409) 724-7389

500 N Highland Ave
Sherman, TX 75092
Phone (903) 870-4494

Interoperability endpoints

  • Direct secure messaging: acallado480840@direct-ehr-ssmhc.com

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 3

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": "1590537600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1730937600000",
    "number": "1144843970",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "809 GALLAGHER DR STE D",
            "city": "SHERMAN",
            "state": "TX",
            "postal_code": "750901754",
            "telephone_number": "903-771-2846"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "809 GALLAGHER DR STE D",
            "city": "SHERMAN",
            "state": "TX",
            "postal_code": "750901754",
            "telephone_number": "903-771-2846"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CALLADO",
        "first_name": "ARISTOTLE",
        "middle_name": "ALMAZAR",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-05-27",
        "last_updated": "2024-11-07",
        "certification_date": "2024-11-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "TX",
            "license": "BP10071685",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "TX",
            "license": "T2568",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "OK",
            "license": "8009",
            "primary": true
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "TX",
            "license": "T2568",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Sherman, TX

Sources for this page

Verify at the official NPI Registry.